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  • Smoke [5.26.2] v5.26.2-RC1-2-g0e6837e0cf PASS-so-far linux 4.15.9-mainline-rev1 [debian] (aarch64/4 cpu)

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    Date: Sun, 25 Mar 2018 06:24:12 -0400
    Subject: Smoke [5.26.2] v5.26.2-RC1-2-g0e6837e0cf PASS-so-far linux 4.15.9-mainline-rev1 [debian] (aarch64/4 cpu)
    Message-ID: <E1f02ou-00047H-FI@scaleway.teada.net>
    
    Automated smoke report for 5.26.2 patch 0e6837e0cf74fc80d2dfbdd3cb597fb9ea6ffe67 v5.26.2-RC1-2-g0e6837e0cf
    scaleway:  ( 0MHz) (aarch64/4 cpu)
        on        linux - 4.15.9-mainline-rev1 [debian]
        using      gcc-6 version 6.3.0 20170516
        smoketime 10 hours 36 minutes (average 1 hour 10 minutes)
    
    Summary: PASS-so-far
    
    O = OK  F = Failure(s), extended report at the bottom
    X = Failure(s) under TEST but not under harness
    ? = still running or test results not (yet) available
    Build failures during:       - = unknown or N/A
    c = Configure, m = make, M = make (after miniperl), t = make test-prep
    
    v5.26.2-RC1-2-g0e6837e0cf  Configuration (common) -Acc=gcc-6
    ----------- ---------------------------------------------------------
    O -         -Accflags="-O2" -Duseithreads
    O -         -Accflags="-O2" -Duseithreads -Duse64bitint
    O -         -Accflags="-O2" -Duseithreads -Duselongdouble
    O -         -Accflags="-O2" -Duseithreads -Dusemorebits
    O -         -Accflags="-O2 -Wall" -Duseithreads
    O -         -Accflags="-O2 -Wall" -Duseithreads -Duse64bitint
    O -         -Accflags="-O2 -Wall" -Duseithreads -Duselongdouble
    O -         -Accflags="-O2 -Wall" -Duseithreads -Dusemorebits
    ? -         -Accflags="-O2 -W -Wformat=2 -Wswitch -Wshadow -Wwrite-strings -Wuninitialized -Wall -pipe -fomit-frame-pointer -D_FORTIFY_SOURCE=2 -Wpointer-arith -Wstrict-prototypes -fstack-protector -Wstack-protector -Wextra -Wbad-function-cast -Wcast-align -Wdisabled-optimization -Wendif-labels -Wfloat-equal -Wformat-nonliteral -Winline -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wundef -Wformat-security -march=armv8-a+crc" -Duseithreads
    | +--------- -DDEBUGGING
    +----------- no debugging
    
    
    Locally applied patches:
        SMOKE0e6837e0cf74fc80d2dfbdd3cb597fb9ea6ffe67
    
    Compiler messages(gcc):
    make ...sv.c: In function ‘Perl_dirp_dup’:
    sv.c:13348:5: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    sv.c:13369:6: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    sv.c:13377:6: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    pp_sys.c: In function ‘Perl_pp_readdir’:
    config.h:2243:27: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    ODBM_File.c: In function ‘XS_ODBM_File_STORE’:
    ODBM_File.c:406:6: warning: variable ‘flags’ set but not used [-Wunused-but-set-variable]
    ODBM_File.c: In function ‘XS_ODBM_File_DELETE’:
    ODBM_File.xs:64:31: warning: identifier ‘delete’ conflicts with C++ keyword [-Wc++-compat]
    XSTest.c: In function ‘XS_XSTest_T_BOOL_2’:
    XSTest.c:306:7: warning: unused variable ‘RETVAL’ [-Wunused-variable]
    XSMore.c: In function ‘XS_XSMore_nil’:
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/XSUB.h:160:20: warning: unused variable ‘items’ [-Wunused-variable]
    XSUsage.c: In function ‘XS_XSUsage_two’:
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/XSUB.h:191:20: warning: unused variable ‘ix’ [-Wunused-variable]
    XSUsage.c: In function ‘XS_XSUsage_four’:
    Configure ...try.c: In function ‘main’:
    try.c: In function ‘main’:
    try.c: In function ‘blech’:
    try.c: In function ‘blech_in_list’:
    try.c: In function ‘bletch’:
    signal.c:8:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    inline.h: In function ‘S_cx_popsub_args’:
    handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    inline.h: In function ‘Perl_foldEQ_locale’:
    inline.h:1718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘Perl_lex_start’:
    toke.c: In function ‘Perl_lex_stuff_pvn’:
    toke.c:1014:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_newGP’:
    gv.c:171:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_free’:
    op.c:759:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_clear’:
    op.c:922:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘S_init_tls_and_interp’:
    perl.c:90:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘Perl_lex_peek_unichar’:
    toke.c:1454:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_sys_init’:
    perl.c:121:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_sys_init3’:
    perl.c:133:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_sys_term’:
    perl.c:146:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_null’:
    op.c:1258:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_refcnt_lock’:
    op.c:1274:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_construct’:
    perl.c:244:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_refcnt_unlock’:
    op.c:1285:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_alloc_LOGOP’:
    op.c:1505:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_destruct’:
    perl.c:566:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c:589:17: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_scalarvoid’:
    op.c:1865:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:2048:61: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    op.c:2048:74: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    cop.h:100:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    toke.c: In function ‘S_incline’:
    cop.h:115:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    perl.c:896:6: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    perl.c:933:6: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    perl.c:1272:13: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    gv.c: In function ‘S_gv_fetchmeth_internal’:
    gv.c:799:29: warning: declaration of ‘hvname’ shadows a previous local [-Wshadow]
    perl.c: In function ‘perl_free’:
    perl.c:1432:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_fini’:
    perl.c:1501:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_lvref’:
    op.c:2769:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_parse’:
    perl.c:1539:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_lvalue_flags’:
    op.c:2897:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:2939:7: warning: declaration of ‘kid’ shadows a previous local [-Wshadow]
    perl.c: In function ‘S_parse_body’:
    perl.c:1919:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_doref’:
    op.c:3442:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_call_sv’:
    perl.c:2775:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_eval_sv’:
    perl.c:2925:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_eval_pv’:
    sv.h:1770:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    perl.c: In function ‘Perl_require_pv’:
    pp.h:81:19: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    perl.c: In function ‘Perl_moreswitches’:
    perl.c:3207:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_scope’:
    op.c:4046:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘S_require_tie_mod’:
    perl.c: In function ‘S_init_main_stash’:
    op.c: In function ‘S_op_integerize’:
    op.c:4420:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_fold_constants’:
    op.c:4434:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:4487:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    op.c: In function ‘S_gen_constant_list’:
    op.c:4623:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.h:1276:17: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    perl.c: In function ‘S_validate_suid’:
    perl.c:3932:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_convert_list’:
    op.c:4858:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newLISTOP’:
    op.c:4970:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newOP’:
    op.c:5019:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘S_parse_gv_stash_name’:
    perl.c: In function ‘Perl_init_debugger’:
    op.c: In function ‘Perl_newUNOP’:
    op.c:5062:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newUNOP_AUX’:
    op.c:5112:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_newMETHOP_internal’:
    op.c:5151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newBINOP’:
    op.c:5227:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘S_init_predump_symbols’:
    op.c: In function ‘S_pmtrans’:
    toke.c: In function ‘S_scan_const’:
    op.c: In function ‘Perl_newPMOP’:
    toke.c:3800:41: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    op.c:5629:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.h:1580:52: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    toke.c:3830:37: warning: declaration of ‘uv’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_pmruntime’:
    toke.c:3853:50: warning: declaration of ‘off’ shadows a previous local [-Wshadow]
    op.c:5752:6: warning: declaration of ‘o’ shadows a parameter [-Wshadow]
    toke.c:3854:41: warning: declaration of ‘uv’ shadows a previous local [-Wshadow]
    perl.c: In function ‘S_init_postdump_symbols’:
    op.c:5780:6: warning: declaration of ‘o’ shadows a parameter [-Wshadow]
    perl.c:4347:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c:4437:26: warning: declaration of ‘nlen’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_newSVOP’:
    op.c:6090:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newPADOP’:
    op.c:6146:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newPVOP’:
    op.c:6213:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_utilize’:
    op.c:6289:10: warning: declaration of ‘pack’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_newSTATEOP’:
    op.c:6828:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_new_logop’:
    op.c:6966:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newCONDOP’:
    op.c:7179:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newLOOPOP’:
    op.c: In function ‘Perl_newWHILEOP’:
    op.c:7429:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newFOROP’:
    op.c:7553:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_newGIVWHENOP’:
    op.c:7775:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_cv_const_sv’:
    op.c: In function ‘Perl_cv_const_sv_or_av’:
    op.c: In function ‘Perl_newMYSUB’:
    op.c:8259:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:8417:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newATTRSUB_x’:
    gv.c: In function ‘Perl_magic_freeovrld’:
    gv.c: In function ‘Perl_Gv_AMupdate’:
    op.c:8837:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:8904:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_try_amagic_bin’:
    gv.c:3008:13: warning: declaration of ‘left’ shadows a previous local [-Wshadow]
    toke.c: In function ‘Perl_yylex’:
    gv.c: In function ‘Perl_amagic_call’:
    gv.c:3086:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:4768:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_clear_special_blocks’:
    op.c: In function ‘S_process_special_blocks’:
    op.c: In function ‘Perl_oopsAV’:
    op.c:9432:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_oopsHV’:
    op.c:9458:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newAVREF’:
    op.c:9484:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newHVREF’:
    op.c:9509:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newCVREF’:
    gv.c: In function ‘Perl_gv_name_set’:
    gv.c:3580:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:9527:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newSVREF’:
    op.c:9536:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:5470:7: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_gv_try_downgrade’:
    op.c: In function ‘Perl_ck_spair’:
    op.c:9719:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:9733:19: warning: declaration of ‘type’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_eval’:
    op.c:9817:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_rvconst’:
    op.c:9921:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_ftst’:
    op.c:10012:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_smartmatch’:
    op.c:10548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_sassign’:
    op.c:10613:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_require’:
    op.c:10906:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:10950:17: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_select’:
    op.c:11003:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_sort’:
    op.c:11072:6: warning: declaration of ‘kid’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_split’:
    op.c:11245:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_rv2cv_op_cv’:
    op.c: In function ‘Perl_ck_each’:
    op.c:12231:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_maybe_multideref’:
    op.c:12863:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_rpeep’:
    op.c:13589:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:6687:12: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_wrap_op_checker’:
    op.c:15238:35: warning: declaration of ‘opcode’ shadows a global declaration [-Wshadow]
    op.c:15241:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘const_sv_xsub’:
    op.c: In function ‘const_av_xsub’:
    toke.c:6984:13: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    toke.c:7153:7: warning: declaration of ‘cv’ shadows a previous local [-Wshadow]
    toke.c:7622:10: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    toke.c:7828:29: warning: declaration of ‘off’ shadows a previous local [-Wshadow]
    toke.c:8209:25: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    toke.c:8344:8: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    toke.c:8616:25: warning: declaration of ‘off’ shadows a previous local [-Wshadow]
    toke.c: In function ‘S_new_constant’:
    toke.c: In function ‘Perl_start_subparse’:
    toke.c: In function ‘Perl_yyerror_pvn’:
    toke.c:11646:22: warning: declaration of ‘msg’ shadows a previous local [-Wshadow]
    gv.c: In function ‘Perl_gv_fetchpvn_flags’:
    gv.c:1594:1: warning: inlining failed in call to ‘S_parse_gv_stash_name’: --param large-function-growth limit reached [-Winline]
    gv.c:1754:1: warning: inlining failed in call to ‘S_find_default_stash’: --param large-function-growth limit reached [-Winline]
    gv.c: In function ‘Perl_gv_fetchmeth_pv’:
    gv.c:691:1: warning: inlining failed in call to ‘S_gv_fetchmeth_internal’: --param max-inline-insns-single limit reached [-Winline]
    gv.c: In function ‘Perl_gv_fetchmeth_pvn’:
    gv.c: In function ‘Perl_gv_fetchmeth_sv’:
    gv.c: In function ‘Perl_gv_fetchmeth_pvn_autoload’:
    gv.c: In function ‘Perl_gv_autoload_pvn’:
    toke.c: In function ‘S_newSV_maybe_utf8’:
    inline.h:401:1: warning: inlining failed in call to ‘Perl_is_utf8_string’: call is unlikely and code size would grow [-Winline]
    gv.c: In function ‘Perl_gv_fetchmethod_pvn_flags’:
    perly.c: In function ‘Perl_yyparse’:
    perly.c:250:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘Perl_cv_undef_flags’:
    pad.c: In function ‘S_pad_alloc_name’:
    pad.c: In function ‘Perl_pad_add_anon’:
    pad.c: In function ‘S_pad_findlex’:
    pad.c: In function ‘Perl_pad_tidy’:
    pad.c:1629:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘S_cv_clone_pad’:
    pad.c:2005:25: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘S_cv_clone’:
    pad.c:2202:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘Perl_pad_fixup_inner_anons’:
    pad.c:2371:10: warning: declaration of ‘innercv’ shadows a previous local [-Wshadow]
    pad.c: In function ‘Perl_pad_push’:
    pad.c: In function ‘Perl_padlist_dup’:
    regcomp.c: In function ‘S_get_ANYOF_cp_list_for_ssc’:
    regcomp.c: In function ‘S_make_trie’:
    regcomp.c:3290:49: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    regcomp.c:3291:26: warning: declaration of ‘ch’ shadows a previous local [-Wshadow]
    regcomp.c:3311:28: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_study_chunk’:
    regcomp.c:4430:34: warning: declaration of ‘last’ shadows a parameter [-Wshadow]
    regcomp.c: In function ‘S_concat_pat’:
    regcomp.c:6291:33: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    regcomp.c:6339:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_compile_runtime_code’:
    cop.h:1016:26: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    cop.h:1042:27: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘Perl_re_op_compile’:
    regcomp.c:7800:24: warning: declaration of ‘scan’ shadows a previous local [-Wshadow]
    regcomp.h:1066:40: warning: declaration of ‘re_debug_flags’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘Perl_reg_named_buff_scalar’:
    regcomp.c: In function ‘S_reg’:
    regcomp.c:8353:9: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    regcomp.c:11126:18: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_grok_bslash_N’:
    regcomp.c:644:8: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_regatom’:
    regcomp.c:13360:12: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    regcomp.c:13386:12: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_handle_regex_sets’:
    regcomp.c:14831:12: warning: declaration of ‘depth’ shadows a parameter [-Wshadow]
    regcomp.c:15064:34: warning: declaration of ‘save_parse’ shadows a previous local [-Wshadow]
    regcomp.c:15274:25: warning: declaration of ‘lhs’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘Perl__get_regclass_nonbitmap_data’:
    regcomp.c: In function ‘Perl_regfree_internal’:
    regcomp.c:19623:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c:19652:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘Perl_re_dup_guts’:
    regcomp.c:19705:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘Perl_regdupe_internal’:
    regcomp.c:19798:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘Perl_save_re_context’:
    regcomp.c: In function ‘S_put_charclass_bitmap_innards’:
    regcomp.c:20445:21: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    dump.c: In function ‘Perl_sv_peek’:
    dump.c:356:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    dump.c:387:13: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    dump.c:398:13: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    regcomp.c: In function ‘S_dumpuntil’:
    regcomp.c:20677:17: warning: declaration of ‘op’ shadows a previous local [-Wshadow]
    dump.c: In function ‘S_sequence_num’:
    dump.c:899:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    dump.c: In function ‘Perl_do_sv_dump’:
    regcomp.c: In function ‘S_is_ssc_worth_it’:
    invlist_inline.h:60:1: warning: inlining failed in call to ‘S_invlist_array’: --param inline-unit-growth limit reached [-Winline]
    util.c: In function ‘Perl_safesysmalloc’:
    perl.h:175:22: warning: declaration of ‘my_perl’ shadows a previous local [-Wshadow]
    util.c: In function ‘Perl_safesysrealloc’:
    util.c: In function ‘Perl_safesysfree’:
    util.c: In function ‘Perl_safesyscalloc’:
    util.c: In function ‘Perl_fbm_compile’:
    util.c:721:16: warning: declaration of ‘mg’ shadows a previous local [-Wshadow]
    util.c: In function ‘S_invoke_exception_hook’:
    util.c: In function ‘Perl_vwarner’:
    util.c:1960:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_my_setenv’:
    util.c:2072:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c:2104:27: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    util.c: In function ‘Perl_my_popen_list’:
    util.c:2461:11: warning: declaration of ‘n’ shadows a parameter [-Wshadow]
    util.c: In function ‘Perl_atfork_lock’:
    util.c:2685:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_atfork_unlock’:
    util.c:2711:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_rsignal’:
    util.c:2790:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_rsignal_save’:
    util.c:2829:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_rsignal_restore’:
    util.c:2859:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_get_context’:
    util.c:3443:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_set_context’:
    util.c:3466:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_get_ppaddr’:
    util.c:3526:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    vutil.c: In function ‘Perl_new_version’:
    vutil.c: In function ‘Perl_upg_version’:
    vutil.c: In function ‘Perl_vnumify’:
    vutil.c: In function ‘Perl_vnormal’:
    vutil.c: In function ‘Perl_vcmp’:
    util.c: In function ‘Perl_my_clearenv’:
    util.c:5276:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_my_cxt_init’:
    util.c:5340:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_get_re_arg’:
    regcomp.c: In function ‘Perl__invlist_intersection_maybe_complement_2nd’:
    regcomp.c:9847:1: warning: inlining failed in call to ‘S_invlist_clone’: --param max-inline-insns-single limit reached [-Winline]
    mg.c: In function ‘S_mg_free_struct’:
    regcomp.c:8584:1: warning: inlining failed in call to ‘S_invlist_trim’: --param inline-unit-growth limit reached [-Winline]
    mg.c: In function ‘Perl_magic_setsig’:
    mg.c:1526:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c: In function ‘Perl_magic_methcall’:
    mg.c:1828:16: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    mg.c: In function ‘Perl_magic_setdbline’:
    mg.c: In function ‘Perl_magic_setlvref’:
    mg.c: In function ‘S_set_dollarzero’:
    mg.c:2571:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c: In function ‘Perl_magic_set’:
    mg.c:2650:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c:2770:13: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    mg.c:2825:14: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    mg.c:2825:19: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    mg.c:2850:11: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_ssc_finalize’:
    regcomp.c: In function ‘S_put_charclass_bitmap_innards_common’:
    mg.c: In function ‘Perl_sighandler’:
    regcomp.c: In function ‘Perl__invlist_union_maybe_complement_2nd’:
    regcomp.c: In function ‘Perl__add_range_to_invlist’:
    regcomp.c:8485:1: warning: inlining failed in call to ‘S_invlist_set_len.isra.10’: --param inline-unit-growth limit reached [-Winline]
    regcomp.c: In function ‘Perl_regprop’:
    invlist_inline.h:33:1: warning: inlining failed in call to ‘S__invlist_len’: --param inline-unit-growth limit reached [-Winline]
    regcomp.c:10520:1: warning: inlining failed in call to ‘S_handle_named_backref’: --param inline-unit-growth limit reached [-Winline]
    mro_core.c: In function ‘S_mro_get_linear_isa_dfs’:
    mro_core.c:334:12: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    mro_core.c: In function ‘Perl_mro_isa_changed_in’:
    mro_core.c:600:28: warning: declaration of ‘isa’ shadows a previous local [-Wshadow]
    mro_core.c: In function ‘Perl_mro_package_moved’:
    mro_core.c:860:13: warning: declaration of ‘stash’ shadows a parameter [-Wshadow]
    mro_core.c: In function ‘S_mro_gather_and_rename’:
    mro_core.c:918:13: warning: declaration of ‘entry’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_regclass’:
    invlist_inline.h:48:1: warning: inlining failed in call to ‘S__invlist_contains_cp’: call is unlikely and code size would grow [-Winline]
    invlist_inline.h:33:1: warning: inlining failed in call to ‘S__invlist_len’: call is unlikely and code size would grow [-Winline]
    invlist_inline.h:60:1: warning: inlining failed in call to ‘S_invlist_array’: call is unlikely and code size would grow [-Winline]
    dquote_inline.h:39:1: warning: inlining failed in call to ‘S_form_short_octal_warning’: call is unlikely and code size would grow [-Winline]
    regcomp.c:12215:1: warning: inlining failed in call to ‘S_compute_EXACTish’: call is unlikely and code size would grow [-Winline]
    regcomp.c:12237:1: warning: inlining failed in call to ‘S_alloc_maybe_populate_EXACT’: call is unlikely and code size would grow [-Winline]
    regcomp.c:9941:1: warning: inlining failed in call to ‘S_invlist_highest’: --param inline-unit-growth limit reached [-Winline]
    regcomp.c:9882:1: warning: inlining failed in call to ‘S_invlist_iterinit’: call is unlikely and code size would grow [-Winline]
    regcomp.c:9890:1: warning: inlining failed in call to ‘S_invlist_iterfinish’: call is unlikely and code size would grow [-Winline]
    hv.c: In function ‘Perl_he_dup’:
    hv.c:168:7: warning: declaration of ‘shared’ shadows a parameter [-Wshadow]
    hv.c: In function ‘Perl_hv_common’:
    hv.c:340:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘S_hv_delete_common’:
    hv.c:1027:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:1046:10: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    hv.c: In function ‘Perl_newHVhv’:
    hv.c:1498:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_clear’:
    hv.c:1699:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘S_clear_placeholders’:
    hv.c:1788:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_name_set’:
    hv.c:2289:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:2304:16: warning: declaration of ‘name’ shadows a parameter [-Wshadow]
    hv.c: In function ‘Perl_hv_ename_add’:
    hv.c:2397:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_iternext_flags’:
    hv.c:2586:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_share_hek’:
    hv.c:2972:11: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘S_refcounted_he_value’:
    hv.c:3113:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_refcounted_he_chain_2hv’:
    hv.c:3164:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_refcounted_he_fetch_pvn’:
    hv.c:3278:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:3302:18: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    hv.c:3302:30: warning: declaration of ‘keyend’ shadows a previous local [-Wshadow]
    hv.c: In function ‘Perl_refcounted_he_new_pvn’:
    hv.c:3431:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:3478:18: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    hv.c:3478:30: warning: declaration of ‘keyend’ shadows a previous local [-Wshadow]
    hv.c: In function ‘Perl_refcounted_he_free’:
    hv.c:3597:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_refcounted_he_inc’:
    hv.c:3636:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_assert’:
    hv.c:3733:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    av.c: In function ‘S_adjust_index’:
    av.c: In function ‘Perl_av_unshift’:
    av.c:737:16: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    av.c: In function ‘Perl_av_exists’:
    regcomp.c:12237:1: warning: inlining failed in call to ‘S_alloc_maybe_populate_EXACT’: --param inline-unit-growth limit reached [-Winline]
    pp_hot.c: In function ‘Perl_pp_and’:
    pp_hot.c: In function ‘Perl_pp_sassign’:
    pp_hot.c: In function ‘Perl_pp_cond_expr’:
    pp_hot.c: In function ‘Perl_pp_readline’:
    pp_hot.c: In function ‘Perl_pp_or’:
    pp_hot.c: In function ‘Perl_pp_add’:
    pp_hot.c:638:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp_hot.c:638:47: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp_hot.c: In function ‘Perl_pp_print’:
    gv.h:31:19: warning: declaration of ‘_gvgp’ shadows a previous local [-Wshadow]
    pp_hot.c: In function ‘S_aassign_copy_common’:
    pp_hot.c:1116:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_hot.c: In function ‘Perl_pp_aassign’:
    pp_hot.c:1244:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_hot.c:1463:26: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    pp_hot.c:1629:22: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    pp_hot.c:1670:22: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    pp_hot.c: In function ‘Perl_pp_match’:
    pp_hot.c:2098:13: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_hot.c:2099:22: warning: declaration of ‘s’ shadows a previous local [-Wshadow]
    pp_hot.c: In function ‘Perl_pp_helem’:
    pp_hot.c: In function ‘Perl_pp_multideref’:
    pp_hot.c: In function ‘Perl_pp_grepwhile’:
    pp_hot.c: In function ‘Perl_leave_adjust_stacks’:
    pp_hot.c:3604:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_hot.c: In function ‘Perl_pp_entersub’:
    pp_hot.c:4099:21: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_hot.c:4189:11: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_hot.c: In function ‘Perl_pp_aelem’:
    pp_hot.c: In function ‘Perl_vivify_ref’:
    pp_hot.c: In function ‘S_opmethod_stash’:
    sv.c: In function ‘Perl_more_bodies’:
    perl.h:175:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
    sv.c: In function ‘Perl_sv_upgrade’:
    sv.c: In function ‘S_sv_2iuv_non_preserve’:
    sv.c:2061:29: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:2070:25: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘S_sv_2iuv_common’:
    sv.c:2152:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:2196:14: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:2369:41: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_2pv_flags’:
    sv.c:3100:16: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_2bool_flags’:
    sv.c:3357:52: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘S_glob_assign_glob’:
    sv.c: In function ‘Perl_sv_setsv_flags’:
    sv.c:4281:13: warning: declaration of ‘sflags’ shadows a previous local [-Wshadow]
    sv.c: In function ‘S_sv_unmagicext_flags’:
    sv.c: In function ‘S_anonymise_cv_maybe’:
    sv.c: In function ‘Perl_sv_clear’:
    sv.c:6536:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘S_curse’:
    sv.c: In function ‘Perl_sv_free2’:
    sv.c:7052:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_sv_gets’:
    perl.h:1734:26: warning: cast from function call of type ‘char *’ to non-matching type ‘long unsigned int’ [-Wbad-function-cast]
    sv.c: In function ‘Perl_sv_inc_nomg’:
    sv.c:8950:34: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_dec_nomg’:
    sv.c:9133:38: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_2mortal’:
    sv.c:9319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_newSVpvn_share’:
    sv.c:9466:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_sv_true’:
    sv.c:10020:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_newSVrv’:
    sv.c: In function ‘Perl_sv_bless’:
    sv.c: In function ‘S_F0convert’:
    sv.c:11012:19: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘S_hextract’:
    sv.c:11175:36: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_vcatpvfn_flags’:
    sv.c:11681:11: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    sv.c:11995:13: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:12055:11: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    sv.c:12559:23: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    sv.c:12645:28: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:12659:29: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:12863:19: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    sv.c:13022:14: warning: declaration of ‘nsv’ shadows a previous local [-Wshadow]
    sv.c:13048:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:13057:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:13062:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c: In function ‘Perl_dirp_dup’:
    sv.c: In function ‘Perl_mg_dup’:
    sv.c: In function ‘S_sv_dup_common’:
    sv.c:13771:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_ss_dup’:
    sv.c:14424:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.h:1756:20: warning: cast from function call of type ‘void *’ to non-matching type ‘long unsigned int’ [-Wbad-function-cast]
    sv.c: In function ‘perl_clone’:
    sv.c:14780:4: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_clone_params_new’:
    sv.c:15592:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_sv_recode_to_utf8’:
    sv.c: In function ‘Perl_sv_cat_decode’:
    sv.c: In function ‘S_find_hash_subscript’:
    sv.c:15805:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘S_find_uninit_var’:
    sv.c:15956:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c:16547:13: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_study_chunk.constprop’:
    regcomp.c:1806:1: warning: inlining failed in call to ‘S_ssc_add_range’: call is unlikely and code size would grow [-Winline]
    inline.h:141:1: warning: inlining failed in call to ‘S_POPMARK’: call is unlikely and code size would grow [-Winline]
    pp_hot.c: In function ‘Perl_pp_method_named’:
    pp_hot.c:4392:1: warning: inlining failed in call to ‘S_opmethod_stash’: --param max-inline-insns-single limit reached [-Winline]
    pp_hot.c: In function ‘Perl_pp_method_super’:
    pp_hot.c: In function ‘Perl_pp_method_redir’:
    pp_hot.c: In function ‘Perl_pp_method_redir_super’:
    pp.c: In function ‘Perl_pp_padav’:
    pp.c: In function ‘Perl_pp_av2arylen’:
    pp.c: In function ‘Perl_pp_rv2cv’:
    pp.c: In function ‘Perl_pp_anoncode’:
    pp.c: In function ‘Perl_pp_multiply’:
    pp.c:1345:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c:1345:47: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_divide’:
    pp.c:1606:12: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_modulo’:
    pp.c:1706:10: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c:1710:34: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_repeat’:
    pp.h:457:21: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp.c: In function ‘Perl_pp_subtract’:
    pp.c:1926:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c:1926:47: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_do_ncmp’:
    pp.c:2266:15: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_not’:
    pp.c: In function ‘Perl_pp_rand’:
    pp.c:3026:12: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_aslice’:
    pp.c: In function ‘S_do_delete_local’:
    pp.c: In function ‘Perl_pp_hslice’:
    pp.c: In function ‘Perl_pp_reverse’:
    pp.c: In function ‘Perl_pp_avhvswitch’:
    pp.c:6396:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp.c: In function ‘Perl_pp_refassign’:
    pp.c: In function ‘Perl_pp_lvref’:
    pp.c:6552:16: warning: declaration of ‘mg’ shadows a previous local [-Wshadow]
    pp.c: In function ‘Perl_pp_lvrefslice’:
    pp.c: In function ‘Perl_pp_argelem’:
    pp.c:6736:17: warning: declaration of ‘val’ shadows a previous local [-Wshadow]
    pp.c:6772:17: warning: declaration of ‘val’ shadows a previous local [-Wshadow]
    scope.c: In function ‘Perl_leave_scope’:
    pp_ctl.c: In function ‘Perl_pp_formline’:
    pp_ctl.c:858:21: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_mapwhile’:
    pp_ctl.c:1110:6: warning: declaration of ‘src’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_range’:
    pp_ctl.c: In function ‘Perl_pp_flip’:
    pp_ctl.c: In function ‘Perl_pp_flop’:
    pp_ctl.c: In function ‘Perl_pp_xor’:
    pp_ctl.c: In function ‘Perl_pp_caller’:
    pp_ctl.c: In function ‘Perl_pp_goto’:
    pp_ctl.c:2701:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_ctl.c:2722:20: warning: declaration of ‘cx’ shadows a previous local [-Wshadow]
    pp_ctl.c:2843:8: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘S_doeval_compile’:
    pp_ctl.c: In function ‘S_require_version’:
    pp_ctl.c:3638:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_ctl.c: In function ‘S_require_file’:
    pp_ctl.c:3704:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_ctl.c:3909:8: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    perl.h:1267:31: warning: declaration of ‘saved_errno’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_hintseval’:
    pp_ctl.c: In function ‘Perl_pp_entereval’:
    pp_ctl.c:4318:9: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_ctl.c:4329:9: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_leaveeval’:
    pp_ctl.c: In function ‘S_matcher_matches_sv’:
    pp_ctl.c: In function ‘S_do_smartmatch’:
    pp_ctl.c: In function ‘Perl_pp_enterwhen’:
    pp_ctl.c: In function ‘S_run_user_filter’:
    pp_sys.c: In function ‘Perl_pp_glob’:
    pp_sys.c: In function ‘Perl_tied_method’:
    pp.h:81:19: warning: declaration of ‘sp’ shadows a parameter [-Wshadow]
    pp_sys.c: In function ‘Perl_pp_tie’:
    pp_sys.c: In function ‘Perl_pp_sselect’:
    pp_sys.c:1169:13: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_sys.c: In function ‘S_doform’:
    pp_sys.c: In function ‘Perl_pp_truncate’:
    pp_sys.c: In function ‘Perl_pp_stat’:
    pp_sys.c: In function ‘S_try_amagic_ftest’:
    pp_sys.c: In function ‘Perl_pp_ftis’:
    pp_sys.c: In function ‘Perl_pp_system’:
    pp_sys.c:4490:14: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4493:14: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4495:14: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c: In function ‘Perl_pp_exec’:
    pp_sys.c:4551:10: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4557:10: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4563:10: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c: In function ‘Perl_pp_gmtime’:
    pp_sys.c:4751:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    doop.c: In function ‘S_do_trans_complex’:
    doop.c:206:10: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    doop.c:252:10: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    doop.c: In function ‘S_do_trans_simple_utf8’:
    doop.c: In function ‘S_do_trans_count_utf8’:
    doop.c: In function ‘S_do_trans_complex_utf8’:
    doop.c:552:14: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    doop.c: In function ‘Perl_do_join’:
    doop.c:699:13: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    doop.c:710:13: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    doio.c: In function ‘Perl_nextargv’:
    doio.c:865:28: warning: declaration of ‘io’ shadows a previous local [-Wshadow]
    doio.c:1038:24: warning: declaration of ‘io’ shadows a previous local [-Wshadow]
    doio.c: In function ‘Perl_my_stat_flags’:
    doio.c: In function ‘Perl_do_aexec5’:
    doio.c:1576:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    doio.c: In function ‘Perl_do_exec3’:
    doio.c:1627:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c: In function ‘Perl_re_intuit_start’:
    regexec.c:738:17: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    regexec.c: In function ‘S_find_byclass’:
    regexec.c:1862:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c:2668:33: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    regexec.c: In function ‘S_setup_EXACTISH_ST_c1_c2’:
    regexec.c:4089:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c: In function ‘S_regmatch’:
    regexec.c:5346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c:6756:22: warning: declaration of ‘startpoint’ shadows a previous local [-Wshadow]
    cop.h:1014:11: warning: declaration of ‘next’ shadows a previous local [-Wshadow]
    regexec.c:7456:10: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    regexec.c:8117:7: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    regexec.c: In function ‘S_reginclass’:
    regexec.c:9294:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    utf8.c: In function ‘S__to_utf8_case’:
    utf8.c: In function ‘Perl__to_utf8_fold_flags’:
    utf8.c:3412:10: warning: declaration of ‘e’ shadows a parameter [-Wshadow]
    utf8.c: In function ‘Perl__core_swash_init’:
    taint.c: In function ‘Perl_taint_env’:
    taint.c:162:21: warning: declaration of ‘e’ shadows a previous local [-Wshadow]
    taint.c:180:21: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    utf8.c: In function ‘Perl_swash_fetch’:
    utf8.c: In function ‘S_swatch_get’:
    utf8.c:4280:6: warning: declaration of ‘s’ shadows a previous local [-Wshadow]
    utf8.c:4356:16: warning: declaration of ‘send’ shadows a previous local [-Wshadow]
    utf8.c: In function ‘Perl__swash_inversion_hash’:
    utf8.c: In function ‘Perl__swash_to_invlist’:
    utf8.c: In function ‘Perl__get_swash_invlist’:
    universal.c: In function ‘Perl_sv_does_sv’:
    universal.c: In function ‘XS_UNIVERSAL_can’:
    universal.c: In function ‘XS_utf8_downgrade’:
    universal.c: In function ‘XS_Internals_SvREADONLY’:
    universal.c: In function ‘XS_Internals_hv_clear_placehold’:
    universal.c: In function ‘XS_PerlIO_get_layers’:
    universal.c: In function ‘XS_re_regname’:
    universal.c: In function ‘XS_re_regnames’:
    vxs.inc: In function ‘XS_universal_version’:
    perlio.c: In function ‘PerlIO_find_layer’:
    perlio.c: In function ‘XS_PerlIO__Layer__find’:
    perlio.c: In function ‘S_more_refcounted_fds’:
    perlio.c:2254:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIOUnix_refcnt_inc’:
    perlio.c:2306:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIOUnix_refcnt’:
    perlio.c:2373:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIO_teardown’:
    perlio.c:2428:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIOStdio_close’:
    perlio.c:3265:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c: In function ‘S_regtry’:
    inline.h:291:1: warning: inlining failed in call to ‘Perl_valid_utf8_to_uvchr.constprop’: call is unlikely and code size would grow [-Winline]
    numeric.c: In function ‘Perl_grok_numeric_radix’:
    numeric.c: In function ‘Perl_grok_infnan’:
    numeric.c:691:29: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    numeric.c:703:29: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    numeric.c: In function ‘S_mulexp10’:
    numeric.c:1122:15: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    numeric.c:1171:16: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    numeric.c:1175:19: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    numeric.c: In function ‘Perl_my_atof’:
    mathoms.c:147:1: warning: no previous prototype for ‘Perl_sv_2nv’ [-Wmissing-prototypes]
    mathoms.c:559:1: warning: no previous prototype for ‘Perl_huge’ [-Wmissing-prototypes]
    mathoms.c:1075:1: warning: no previous prototype for ‘Perl_sv_eq’ [-Wmissing-prototypes]
    mathoms.c:1082:1: warning: no previous prototype for ‘Perl_sv_collxfrm’ [-Wmissing-prototypes]
    mathoms.c:1101:1: warning: no previous prototype for ‘Perl_sv_2bool’ [-Wmissing-prototypes]
    locale.c: In function ‘Perl_new_ctype’:
    locale.c:305:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    locale.c:438:17: warning: format not a string literal, argument types not checked [-Wformat-nonliteral]
    locale.c: In function ‘Perl__warn_problematic_locale’:
    locale.c:473:30: warning: format not a string literal, argument types not checked [-Wformat-nonliteral]
    locale.c: In function ‘Perl_init_i18nl10n’:
    locale.c:1389:15: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    locale.c: In function ‘Perl__is_in_locale_category’:
    locale.c:2508:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    locale.c: In function ‘Perl_my_strerror’:
    locale.c:2545:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_pack.c: In function ‘S_utf8_to_bytes’:
    pp_pack.c:314:16: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    pp_pack.c: In function ‘S_unpack_rec’:
    pp_pack.c:960:10: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_pack.c:1314:14: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_pack.c: In function ‘S_pack_rec’:
    pp_pack.c:2938:23: warning: declaration of ‘from’ shadows a previous local [-Wshadow]
    pp_pack.c:2941:23: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_sort.c: In function ‘Perl_pp_sort’:
    cop.h:1016:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    pp_sort.c:1678:15: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    cop.h:1042:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    pp_sort.c: In function ‘S_amagic_ncmp’:
    pp_sort.c:1925:66: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp_sort.c: In function ‘S_amagic_i_ncmp’:
    pp_sort.c: In function ‘S_amagic_cmp’:
    pp_sort.c: In function ‘S_amagic_cmp_locale’:
    time64.c: In function ‘Perl_gmtime64_r’:
    time64.c:367:17: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:369:17: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:371:17: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:379:17: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:391:28: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:417:18: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c: In function ‘Perl_localtime64_r’:
    time64.c:502:17: warning: cast from function call of type ‘Time64_T {aka double}’ to non-matching type ‘long int’ [-Wbad-function-cast]
    perl.h:175:22: warning: declaration of ‘my_perl’ shadows a global declaration [-Wshadow]
    miniperlmain.c: In function ‘xs_init’:
    miniperlmain.c:182:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlmain.c: In function ‘xs_init’:
    perlmain.c:178:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../inline.h: In function ‘S_cx_popsub_args’:
    ../../handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    ../../inline.h: In function ‘Perl_foldEQ_locale’:
    ../../inline.h:1718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    dlutils.c: In function ‘dl_generic_private_init’:
    ../../perl.h:6443:12: warning: declaration of ‘my_cxtp’ shadows a previous local [-Wshadow]
    dlutils.c: In function ‘SaveError’:
    DynaLoader.c: In function ‘XS_DynaLoader_dl_load_file’:
    DynaLoader.c:314:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_unload_file’:
    DynaLoader.c:376:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_find_symbol’:
    DynaLoader.c:400:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_undef_symbols’:
    DynaLoader.c:444:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_install_xsub’:
    DynaLoader.c:458:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_error’:
    DynaLoader.c:490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_CLONE’:
    DynaLoader.c:512:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘boot_DynaLoader’:
    DynaLoader.c:540:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    attributes.xs: In function ‘modify_SV_attributes’:
    attributes.c: In function ‘XS_attributes__modify_attrs’:
    attributes.c:287:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    attributes.c: In function ‘XS_attributes__fetch_attrs’:
    attributes.c:319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    attributes.c: In function ‘XS_attributes__guess_stash’:
    attributes.c:362:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    attributes.c: In function ‘XS_attributes_reftype’:
    attributes.c:421:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    attributes.c: In function ‘boot_attributes’:
    attributes.c:464:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ptable.h:76:16: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    arybase.xs: In function ‘ab_hint’:
    arybase.xs:99:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘set_arybase_to’:
    arybase.xs:118:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘ab_pp_basearg’:
    arybase.xs:234:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘ab_pp_av2arylen’:
    arybase.xs:277:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘ab_pp_keys’:
    arybase.xs:297:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘ab_pp_each’:
    arybase.xs:313:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘ab_pp_index’:
    arybase.xs:329:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.xs: In function ‘ab_ck_base’:
    ../../perl.h:175:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
    arybase.c: In function ‘XS_arybase__tie_it’:
    arybase.c:566:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase_FETCH’:
    arybase.c:589:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase_STORE’:
    arybase.c:612:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase__mg_FETCH’:
    arybase.c:638:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase__mg_STORE’:
    arybase.c:669:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘boot_arybase’:
    arybase.c:708:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.xs: In function ‘intrpvar_sv_common’:
    B.xs:490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_formfeed’:
    B.c:766:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_amagic_generation’:
    B.c:785:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_comppadlist’:
    B.c:803:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_sv_undef’:
    B.c:833:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_main_root’:
    B.c:854:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_sub_generation’:
    B.c:873:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_walkoptree’:
    B.c:892:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_walkoptree_debug’:
    B.c:918:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../sv.h:1770:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    B.c: In function ‘XS_B_address’:
    B.c:939:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_svref_2object’:
    B.c:958:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_opnumber’:
    B.c:980:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_ppname’:
    B.c:1012:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_hash’:
    B.c:1031:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_cast_I32’:
    B.c:1053:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_minus_c’:
    B.c:1072:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_cstring’:
    B.c:1091:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_threadsv_names’:
    B.c:1112:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_CLONE’:
    B.c:1132:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__OP_next’:
    B.c:1155:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__OP_oplist’:
    B.c:1449:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__UNOP_AUX_string’:
    B.c:1476:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:1483:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__UNOP_AUX_aux_list’:
    B.c:1539:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:1546:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.xs:1247:32: warning: declaration of ‘items’ shadows a previous local [-Wshadow]
    B.c: In function ‘XS_B__SV_REFCNT’:
    B.c:1704:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__SV_object_2svref’:
    B.c:1732:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IV_IV’:
    B.c:1760:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IV_IVX’:
    B.c:1832:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IV_packiv’:
    B.c:1906:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__NV_NV’:
    B.c:1953:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__REGEXP_REGEX’:
    B.c:1979:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PV_RV’:
    B.c:2018:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PV_PV’:
    B.c:2047:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PVMG_MAGIC’:
    B.c:2144:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__MAGIC_MOREMAGIC’:
    B.c:2173:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__BM_PREVIOUS’:
    B.c:2248:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__BM_RARE’:
    B.c:2276:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_NAME’:
    B.c:2304:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_is_empty’:
    B.c:2331:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_GP’:
    B.c:2362:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_SV’:
    B.c:2397:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.xs:1835:22: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    B.c: In function ‘XS_B__GV_LINE’:
    B.c:2447:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_GPFLAGS’:
    B.c:2473:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_FILEGV’:
    B.c:2499:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IO_IsSTD’:
    B.c:2526:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__AV_FILL’:
    B.c:2569:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__AV_ARRAY’:
    B.c:2595:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__AV_ARRAYelt’:
    B.c:2627:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__FM_LINES’:
    B.c:2659:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__CV_CONST’:
    B.c:2687:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2691:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_START’:
    B.c:2713:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2720:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_DEPTH’:
    B.c:2742:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2746:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_PADLIST’:
    B.c:2771:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2775:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_HSCXT’:
    B.c:2835:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2839:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_XSUB’:
    B.c:2862:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2867:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_const_sv’:
    B.c:2892:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2898:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_GV’:
    B.c:2919:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2923:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_NAME_HEK’:
    B.c:2943:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2947:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__HV_FILL’:
    B.c:2970:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HV_RITER’:
    B.c:2996:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HV_ARRAY’:
    B.c:3022:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HE_VAL’:
    B.c:3067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HE_HASH’:
    B.c:3095:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__RHE_HASH’:
    B.c:3121:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_MAX’:
    B.c:3151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_NAMES’:
    B.c:3180:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_ARRAY’:
    B.c:3211:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_ARRAYelt’:
    B.c:3249:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_REFCNT’:
    B.c:3288:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAMELIST_ARRAY’:
    B.c:3317:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAMELIST_ARRAYelt’:
    B.c:3354:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAME_TYPE’:
    B.c:3409:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAME_PV’:
    B.c:3456:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAME_FLAGS’:
    B.c:3490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘boot_B’:
    B.c:3528:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:3874:5: warning: "XSubPPtmpAAAD" is not defined [-Wundef]
    ./const-xs.inc:396:7: warning: declaration of ‘he’ shadows a previous local [-Wshadow]
    ./const-xs.inc:421:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.xs:607:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.xs:608:17: warning: declaration of ‘file’ shadows a previous local [-Wshadow]
    B.xs:656:5: warning: "XSubPPtmpAAAD" is not defined [-Wundef]
    compress.c:22:13: warning: no previous prototype for ‘compress2’ [-Wmissing-prototypes]
    compress.c:62:13: warning: no previous prototype for ‘compress’ [-Wmissing-prototypes]
    compress.c:75:15: warning: no previous prototype for ‘compressBound’ [-Wmissing-prototypes]
    uncompr.c:24:13: warning: no previous prototype for ‘uncompress’ [-Wmissing-prototypes]
    Zlib.xs:506:8: warning: no previous prototype for ‘my_zcalloc’ [-Wmissing-prototypes]
    Zlib.xs:513:6: warning: no previous prototype for ‘my_zcfree’ [-Wmissing-prototypes]
    Zlib.xs:693:1: warning: no previous prototype for ‘flushParams’ [-Wmissing-prototypes]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_constant’:
    Zlib.c:905:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_zlib_version’:
    Zlib.c:1013:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_ZLIB_VERNUM’:
    Zlib.c:1030:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_zlibCompileFlags’:
    Zlib.c:1060:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_adler32’:
    Zlib.c:1078:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_crc32’:
    Zlib.c:1116:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_crc32_combine’:
    Zlib.c:1161:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_adler32_combine’:
    Zlib.c:1190:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateInit’:
    Zlib.c:1219:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateInit’:
    Zlib.c:1308:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_DispStream’:
    Zlib.c:1396:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_deflateReset’:
    Zlib.c:1432:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_deflate’:
    Zlib.c:1468:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_DESTROY’:
    Zlib.c:1623:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_flush’:
    Zlib.c:1658:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream__deflateParams’:
    Zlib.c:1811:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_get_Level’:
    Zlib.c:1880:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_get_Strategy’:
    Zlib.c:1909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_get_Bufsize’:
    Zlib.c:1938:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_status’:
    Zlib.c:1967:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_crc32’:
    Zlib.c:1996:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_dict_adler’:
    Zlib.c:2025:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_adler32’:
    Zlib.c:2054:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_compressedBytes’:
    Zlib.c:2083:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_uncompressedBytes’:
    Zlib.c:2112:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_total_in’:
    Zlib.c:2141:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_total_out’:
    Zlib.c:2170:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_msg’:
    Zlib.c:2199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_deflateTune’:
    Zlib.c:2228:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_DispStream’:
    Zlib.c:2271:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflateReset’:
    Zlib.c:2307:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflate’:
    Zlib.c:2343:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflateCount’:
    Zlib.c:2570:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_compressedBytes’:
    Zlib.c:2599:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_uncompressedBytes’:
    Zlib.c:2628:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflateSync’:
    Zlib.c:2657:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_DESTROY’:
    Zlib.c:2718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_status’:
    Zlib.c:2755:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_crc32’:
    Zlib.c:2784:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_dict_adler’:
    Zlib.c:2813:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_total_in’:
    Zlib.c:2842:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_adler32’:
    Zlib.c:2871:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_total_out’:
    Zlib.c:2900:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_msg’:
    Zlib.c:2929:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_get_Bufsize’:
    Zlib.c:2958:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_set_Append’:
    Zlib.c:2987:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_DESTROY’:
    Zlib.c:3021:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_DispStream’:
    Zlib.c:3058:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_inflateReset’:
    Zlib.c:3094:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_scan’:
    Zlib.c:3130:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_getEndOffset’:
    Zlib.c:3286:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_inflateCount’:
    Zlib.c:3319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_compressedBytes’:
    Zlib.c:3352:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_uncompressedBytes’:
    Zlib.c:3381:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_getLastBlockOffset’:
    Zlib.c:3410:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_getLastBufferOffset’:
    Zlib.c:3443:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_resetLastBlockByte’:
    Zlib.c:3476:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream__createDeflateStream’:
    Zlib.c:3514:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_status’:
    Zlib.c:3618:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_crc32’:
    Zlib.c:3651:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_adler32’:
    Zlib.c:3680:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘boot_Compress__Raw__Zlib’:
    Zlib.c:3714:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_Cwd_CLONE’:
    Cwd.c:703:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_Cwd_getcwd’:
    Cwd.c:719:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_Cwd_abs_path’:
    Cwd.c:745:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_File__Spec__Unix_canonpath’:
    Cwd.c:840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_File__Spec__Unix__fn_canonpath’:
    Cwd.c:869:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_File__Spec__Unix_catdir’:
    Cwd.c:894:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_File__Spec__Unix__fn_catdir’:
    Cwd.c:936:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_File__Spec__Unix_catfile’:
    Cwd.c:961:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘XS_File__Spec__Unix__fn_catfile’:
    Cwd.c:1034:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c: In function ‘boot_Cwd’:
    Cwd.c:1075:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Cwd.c:1102:5: warning: "XSubPPtmpAAAB" is not defined [-Wundef]
    Cwd.xs:556:5: warning: "XSubPPtmpAAAB" is not defined [-Wundef]
    Bzip2.xs:123:6: warning: no previous prototype for ‘bz_internal_error’ [-Wmissing-prototypes]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_constant’:
    Bzip2.c:490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_bzlibversion’:
    Bzip2.c:599:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_new’:
    Bzip2.c:616:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_new’:
    Bzip2.c:716:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_DispStream’:
    Bzip2.c:824:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_bzdeflate’:
    Bzip2.c:860:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_DESTROY’:
    Bzip2.c:954:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_bzclose’:
    Bzip2.c:981:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_bzflush’:
    Bzip2.c:1067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_total_in_lo32’:
    Bzip2.c:1155:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_total_out_lo32’:
    Bzip2.c:1184:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_compressedBytes’:
    Bzip2.c:1213:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bzip2_uncompressedBytes’:
    Bzip2.c:1242:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_DispStream’:
    Bzip2.c:1271:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_bzinflate’:
    Bzip2.c:1307:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_inflateCount’:
    Bzip2.c:1469:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_DESTROY’:
    Bzip2.c:1498:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_status’:
    Bzip2.c:1525:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_total_in_lo32’:
    Bzip2.c:1554:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_total_out_lo32’:
    Bzip2.c:1583:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_compressedBytes’:
    Bzip2.c:1612:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘XS_Compress__Raw__Bunzip2_uncompressedBytes’:
    Bzip2.c:1641:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Bzip2.c: In function ‘boot_Compress__Raw__Bzip2’:
    Bzip2.c:1675:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Dumper.xs: In function ‘DD_dump’:
    Dumper.xs:940:17: warning: declaration of ‘iname’ shadows a previous local [-Wshadow]
    Dumper.xs:1041:13: warning: declaration of ‘key’ shadows a previous local [-Wshadow]
    Dumper.xs:1151:21: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    Dumper.xs:1222:9: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    ../../perl.h:1580:52: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Dumper.c: In function ‘XS_Data__Dumper_Dumpxs’:
    Dumper.c:1583:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Dumper.xs:1644:12: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    Dumper.c: In function ‘XS_Data__Dumper__vstring’:
    Dumper.c:1840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Dumper.c: In function ‘boot_Data__Dumper’:
    Dumper.c:1875:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    version.c:34:1: warning: no previous prototype for ‘__getBerkeleyDBInfo’ [-Wmissing-prototypes]
    DB_File.xs:128:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    DB_File.xs: In function ‘ParseOpenInfo’:
    DB_File.xs:1409:7: warning: declaration of ‘flags’ shadows a parameter [-Wshadow]
    DB_File.xs:1485:14: warning: declaration of ‘status’ shadows a previous local [-Wshadow]
    DB_File.c: In function ‘XS_DB_File_constant’:
    DB_File.c:1703:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_DoTie_’:
    DB_File.c:1811:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_DESTROY’:
    DB_File.c:1870:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_DELETE’:
    DB_File.c:1927:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_EXISTS’:
    DB_File.c:1992:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_FETCH’:
    DB_File.c:2052:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_STORE’:
    DB_File.c:2120:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_FIRSTKEY’:
    DB_File.c:2199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_NEXTKEY’:
    DB_File.c:2239:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_unshift’:
    DB_File.c:2279:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_pop’:
    DB_File.c:2345:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_shift’:
    DB_File.c:2398:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_push’:
    DB_File.c:2450:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_length’:
    DB_File.c:2517:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_del’:
    DB_File.c:2551:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_get’:
    DB_File.c:2620:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_put’:
    DB_File.c:2693:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_fd’:
    DB_File.c:2778:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_sync’:
    DB_File.c:2825:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_seq’:
    DB_File.c:2870:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_fetch_key’:
    DB_File.c:2939:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_store_key’:
    DB_File.c:2968:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_fetch_value’:
    DB_File.c:2997:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_store_value’:
    DB_File.c:3026:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘boot_DB_File’:
    DB_File.c:3060:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.xs: In function ‘S_do_dump’:
    Peek.xs:331:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_mstat’:
    Peek.c:575:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_fill_mstats’:
    Peek.c:597:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_mstats_fillhash’:
    Peek.c:621:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_mstats2hash’:
    Peek.c:645:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_Dump’:
    Peek.c:671:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_DumpArray’:
    Peek.c:701:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_DumpProg’:
    Peek.c:735:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_SvREFCNT’:
    Peek.c:757:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_DeadCode’:
    Peek.c:780:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘XS_Devel__Peek_CvGV’:
    Peek.c:798:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c:802:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Peek.c: In function ‘XS_Devel__Peek_runops_debug’:
    Peek.c:817:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.c: In function ‘boot_Devel__Peek’:
    Peek.c:846:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Peek.xs:445:16: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ../../inline.h:141:1: warning: inlining failed in call to ‘S_POPMARK’: call is unlikely and code size would grow [-Winline]
    MD5.c: In function ‘XS_Digest__MD5_new’:
    MD5.c:776:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_clone’:
    MD5.c:808:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_DESTROY’:
    MD5.c:836:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_add’:
    MD5.c:853:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_addfile’:
    MD5.c:885:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_digest’:
    MD5.c:945:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_context’:
    MD5.c:972:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘XS_Digest__MD5_md5’:
    MD5.c:1026:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c: In function ‘boot_Digest__MD5’:
    MD5.c:1099:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    MD5.c:1119:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    module2.c:30:6: warning: no previous prototype for ‘call_newCONSTSUB_2’ [-Wmissing-prototypes]
    module2.c:35:5: warning: no previous prototype for ‘get_PL_signals_2’ [-Wmissing-prototypes]
    module2.c:40:5: warning: no previous prototype for ‘no_dummy_parser_vars’ [-Wmissing-prototypes]
    module3.c:31:5: warning: no previous prototype for ‘exception’ [-Wmissing-prototypes]
    module3.c: In function ‘exception’:
    module3.c:33:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    module3.c:52:6: warning: no previous prototype for ‘call_newCONSTSUB_3’ [-Wmissing-prototypes]
    module3.c:57:5: warning: no previous prototype for ‘get_PL_signals_3’ [-Wmissing-prototypes]
    module3.c:62:5: warning: no previous prototype for ‘dummy_parser_warning’ [-Wmissing-prototypes]
    RealPPPort.xs:206:6: warning: no previous prototype for ‘call_newCONSTSUB_1’ [-Wmissing-prototypes]
    RealPPPort.xs:257:5: warning: no previous prototype for ‘get_PL_signals_1’ [-Wmissing-prototypes]
    RealPPPort.c: In function ‘XS_Devel__PPPort_HvNAME_get’:
    RealPPPort.c:487:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_HvNAMELEN_get’:
    RealPPPort.c:511:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_MY_CXT_1’:
    RealPPPort.c:535:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_MY_CXT_2’:
    RealPPPort.c:555:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_MY_CXT_CLONE’:
    RealPPPort.c:574:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPVbyte’:
    RealPPPort.c:593:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nolen’:
    RealPPPort.c:618:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_const’:
    RealPPPort.c:642:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_mutable’:
    RealPPPort.c:667:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags’:
    RealPPPort.c:692:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags_const’:
    RealPPPort.c:717:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags_const_nolen’:
    RealPPPort.c:742:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags_mutable’:
    RealPPPort.c:766:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force’:
    RealPPPort.c:791:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_nolen’:
    RealPPPort.c:816:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_mutable’:
    RealPPPort.c:840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_nomg’:
    RealPPPort.c:865:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_nomg_nolen’:
    RealPPPort.c:890:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_flags’:
    RealPPPort.c:914:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_flags_nolen’:
    RealPPPort.c:939:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_flags_mutable’:
    RealPPPort.c:963:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nolen_const’:
    RealPPPort.c:988:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg’:
    RealPPPort.c:1012:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg_const’:
    RealPPPort.c:1037:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg_const_nolen’:
    RealPPPort.c:1062:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg_nolen’:
    RealPPPort.c:1086:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_renew’:
    RealPPPort.c:1110:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvREFCNT’:
    RealPPPort.c:1144:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvUV_set’:
    RealPPPort.c:1191:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvPVX_const’:
    RealPPPort.c:1214:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvPVX_mutable’:
    RealPPPort.c:1234:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvSTASH_set’:
    RealPPPort.c:1254:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_G_SCALAR’:
    RealPPPort.c:1275:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_G_ARRAY’:
    RealPPPort.c:1293:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_G_DISCARD’:
    RealPPPort.c:1311:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_eval_sv’:
    RealPPPort.c:1329:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_eval_pv’:
    RealPPPort.c:1358:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_sv’:
    RealPPPort.c:1382:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_pv’:
    RealPPPort.c:1415:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_argv’:
    RealPPPort.c:1448:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_method’:
    RealPPPort.c:1483:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_sv_G_METHOD’:
    RealPPPort.c:1516:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_load_module’:
    RealPPPort.c:1549:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_CopSTASHPV’:
    RealPPPort.c:1573:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_CopFILE’:
    RealPPPort.c:1591:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_caller_cx’:
    RealPPPort.c:1612:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_exception’:
    RealPPPort.c:1653:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_croak_NVgf’:
    RealPPPort.c:1672:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_number’:
    RealPPPort.c:1692:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_bin’:
    RealPPPort.c:1718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_hex’:
    RealPPPort.c:1744:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_oct’:
    RealPPPort.c:1770:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_number’:
    RealPPPort.c:1796:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_bin’:
    RealPPPort.c:1822:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_hex’:
    RealPPPort.c:1848:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_oct’:
    RealPPPort.c:1874:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_GvSVn’:
    RealPPPort.c:1900:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_isGV_with_GP’:
    RealPPPort.c:1926:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_cvn_flags’:
    RealPPPort.c:1956:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_fetchpvn_flags’:
    RealPPPort.c:1983:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_fetchsv’:
    RealPPPort.c:2005:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_init_type’:
    RealPPPort.c:2025:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_iv_size’:
    RealPPPort.c:2059:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_uv_size’:
    RealPPPort.c:2077:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_iv_type’:
    RealPPPort.c:2095:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_uv_type’:
    RealPPPort.c:2113:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHs’:
    RealPPPort.c:2131:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHp’:
    RealPPPort.c:2153:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHn’:
    RealPPPort.c:2175:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHi’:
    RealPPPort.c:2197:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHu’:
    RealPPPort.c:2219:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHs’:
    RealPPPort.c:2241:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHp’:
    RealPPPort.c:2262:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHn’:
    RealPPPort.c:2283:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHi’:
    RealPPPort.c:2304:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHu’:
    RealPPPort.c:2325:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_new_with_other_mg’:
    RealPPPort.c:2346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_new_with_mg’:
    RealPPPort.c:2385:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_remove_null_magic’:
    RealPPPort.c:2424:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_remove_other_magic’:
    RealPPPort.c:2449:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_as_string’:
    RealPPPort.c:2474:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpv_mg’:
    RealPPPort.c:2504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvn_mg’:
    RealPPPort.c:2523:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catsv_mg’:
    RealPPPort.c:2547:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setiv_mg’:
    RealPPPort.c:2566:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setnv_mg’:
    RealPPPort.c:2585:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpv_mg’:
    RealPPPort.c:2604:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvn_mg’:
    RealPPPort.c:2623:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setsv_mg’:
    RealPPPort.c:2647:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setuv_mg’:
    RealPPPort.c:2666:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_usepvn_mg’:
    RealPPPort.c:2685:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvVSTRING_mg’:
    RealPPPort.c:2711:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_magic_portable’:
    RealPPPort.c:2731:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_checkmem’:
    RealPPPort.c:2767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_OpSIBLING_tests’:
    RealPPPort.c:2813:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvRXOK’:
    RealPPPort.c:2900:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_ptrtests’:
    RealPPPort.c:2920:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.xs:1601:37: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_stashpvn’:
    RealPPPort.c:2949:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_sv’:
    RealPPPort.c:2971:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_av’:
    RealPPPort.c:2993:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_hv’:
    RealPPPort.c:3015:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_cv’:
    RealPPPort.c:3037:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_xsreturn’:
    RealPPPort.c:3059:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_boolSV’:
    RealPPPort.c:3085:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_DEFSV’:
    RealPPPort.c:3105:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_DEFSV_modify’:
    RealPPPort.c:3123:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_ERRSV’:
    RealPPPort.c:3151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_UNDERBAR’:
    RealPPPort.c:3169:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.xs:1705:19: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_prepush’:
    RealPPPort.c:3190:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PERL_ABS’:
    RealPPPort.c:3210:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SVf’:
    RealPPPort.c:3229:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_ppaddr_t’:
    RealPPPort.c:3253:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_check_HeUTF8’:
    RealPPPort.c:3286:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_check_c_array’:
    RealPPPort.c:3322:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_newCONSTSUB_1’:
    RealPPPort.c:3344:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_newCONSTSUB_2’:
    RealPPPort.c:3358:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_newCONSTSUB_3’:
    RealPPPort.c:3372:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newRV_inc_REFCNT’:
    RealPPPort.c:3386:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newRV_noinc_REFCNT’:
    RealPPPort.c:3411:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSV_type’:
    RealPPPort.c:3435:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn’:
    RealPPPort.c:3483:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn_flags’:
    RealPPPort.c:3506:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn_utf8’:
    RealPPPort.c:3529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_pv_escape_can_unicode’:
    RealPPPort.c:3548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_pv_pretty’:
    RealPPPort.c:3570:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_pv_display’:
    RealPPPort.c:3608:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvs’:
    RealPPPort.c:3636:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvs_flags’:
    RealPPPort.c:3655:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvs_share’:
    RealPPPort.c:3674:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvs’:
    RealPPPort.c:3702:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvs’:
    RealPPPort.c:3722:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_hv_fetchs’:
    RealPPPort.c:3742:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_hv_stores’:
    RealPPPort.c:3767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_fetchpvs’:
    RealPPPort.c:3789:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_stashpvs’:
    RealPPPort.c:3807:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_cvs’:
    RealPPPort.c:3825:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn_share’:
    RealPPPort.c:3852:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_my_snprintf’:
    RealPPPort.c:3894:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_my_sprintf’:
    RealPPPort.c:3919:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_my_strlfunc’:
    RealPPPort.c:3944:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_vnewSVpvf’:
    RealPPPort.c:3984:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_vcatpvf’:
    RealPPPort.c:4002:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_vsetpvf’:
    RealPPPort.c:4023:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvf_mg’:
    RealPPPort.c:4044:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_sv_catpvf_mg’:
    RealPPPort.c:4063:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvf_mg_nocontext’:
    RealPPPort.c:4082:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvf_mg’:
    RealPPPort.c:4105:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_sv_setpvf_mg’:
    RealPPPort.c:4124:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvf_mg_nocontext’:
    RealPPPort.c:4143:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_no_THX_arg’:
    RealPPPort.c:4166:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_with_THX_arg’:
    RealPPPort.c:4186:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setuv’:
    RealPPPort.c:4206:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVuv’:
    RealPPPort.c:4227:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_2uv’:
    RealPPPort.c:4247:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvUVx’:
    RealPPPort.c:4267:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_XSRETURN_UV’:
    RealPPPort.c:4288:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PUSHu’:
    RealPPPort.c:4306:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_XPUSHu’:
    RealPPPort.c:4330:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_compare_PL_signals’:
    RealPPPort.c:4353:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_sv_undef’:
    RealPPPort.c:4374:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_sv_yes’:
    RealPPPort.c:4392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_sv_no’:
    RealPPPort.c:4410:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_na’:
    RealPPPort.c:4428:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_Sv’:
    RealPPPort.c:4449:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_tokenbuf’:
    RealPPPort.c:4468:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_parser’:
    RealPPPort.c:4486:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_hexdigit’:
    RealPPPort.c:4504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_hints’:
    RealPPPort.c:4522:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_ppaddr’:
    RealPPPort.c:4540:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_other_variables’:
    RealPPPort.c:4567:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_no_dummy_parser_vars’:
    RealPPPort.c:4635:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_dummy_parser_warning’:
    RealPPPort.c:4654:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_warner’:
    RealPPPort.c:4671:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_warner’:
    RealPPPort.c:4688:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_warner_nocontext’:
    RealPPPort.c:4705:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_ckWARN’:
    RealPPPort.c:4722:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘boot_Devel__PPPort’:
    RealPPPort.c:4745:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    src/sha64bit.c: In function ‘sha512’:
    src/sha.h:97:34: warning: declaration of ‘t’ shadows a previous local [-Wshadow]
    SHA.c: In function ‘XS_Digest__SHA_shainit’:
    SHA.c:213:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_sharewind’:
    SHA.c:234:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_shawrite’:
    SHA.c:250:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_newSHA’:
    SHA.c:273:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_clone’:
    SHA.c:305:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_DESTROY’:
    SHA.c:335:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_sha1’:
    SHA.c:352:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_hmac_sha1’:
    SHA.c:398:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_hashsize’:
    SHA.c:448:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_add’:
    SHA.c:474:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA_digest’:
    SHA.c:511:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA__getstate’:
    SHA.c:550:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA__putstate’:
    SHA.c:586:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA__addfilebin’:
    SHA.c:630:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘XS_Digest__SHA__addfileuniv’:
    SHA.c:661:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SHA.c: In function ‘boot_Digest__SHA’:
    SHA.c:727:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Fcntl.xs: In function ‘XS_Fcntl_S_ISREG’:
    Fcntl.xs:39:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Fcntl.c: In function ‘XS_Fcntl_AUTOLOAD’:
    Fcntl.c:223:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Fcntl.c: In function ‘XS_Fcntl_S_IMODE’:
    Fcntl.c:266:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Fcntl.c: In function ‘XS_Fcntl_S_IFMT’:
    Fcntl.c:293:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Fcntl.c: In function ‘boot_Fcntl’:
    Fcntl.c:318:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ./const-xs.inc:517:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Fcntl.xs:89:13: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ../../../inline.h: In function ‘S_cx_popsub_args’:
    ../../../handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    ../../../inline.h: In function ‘Perl_foldEQ_locale’:
    ../../../inline.h:1718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Byte.c: In function ‘boot_Encode__Byte’:
    Byte.c:193:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.xs: In function ‘strict_utf8’:
    Encode.c: In function ‘XS_Encode__utf8_decode_xs’:
    Encode.c:695:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../pp.h:81:19: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    Encode.c: In function ‘XS_Encode__utf8_encode_xs’:
    Encode.c:780:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_renew’:
    Encode.c:874:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_renewed’:
    Encode.c:894:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_name’:
    Encode.c:915:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_cat_decode’:
    Encode.c:936:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_decode’:
    Encode.c:1006:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_encode’:
    Encode.c:1061:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_needs_lines’:
    Encode.c:1115:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_perlio_ok’:
    Encode.c:1137:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_mime_name’:
    Encode.c:1172:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__bytes_to_utf8’:
    Encode.c:1217:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__utf8_to_bytes’:
    Encode.c:1253:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_is_utf8’:
    Encode.c:1336:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__utf8_on’:
    Encode.c:1373:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__utf8_off’:
    Encode.c:1403:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘boot_Encode’:
    Encode.c:1438:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DosGlob.c: In function ‘XS_File__DosGlob__callsite’:
    DosGlob.c:188:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DosGlob.c: In function ‘boot_File__DosGlob’:
    DosGlob.c:213:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Call.c: In function ‘XS_Filter__Util__Call_filter_read’:
    Call.c:350:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Call.c: In function ‘XS_Filter__Util__Call_real_import’:
    Call.c:381:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Call.c: In function ‘XS_Filter__Util__Call_filter_del’:
    Call.c:419:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Call.c: In function ‘XS_Filter__Util__Call_unimport’:
    Call.c:436:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Call.c: In function ‘boot_Filter__Util__Call’:
    Call.c:467:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘XS_File__Glob_GLOB_ERROR’:
    Glob.c:507:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘XS_File__Glob_bsd_glob’:
    Glob.c:528:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘XS_File__Glob_csh_glob’:
    Glob.c:570:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘XS_File__Glob_bsd_glob_override’:
    Glob.c:596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘XS_File__Glob_CLONE’:
    Glob.c:622:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘XS_File__Glob_AUTOLOAD’:
    Glob.c:659:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Glob.c: In function ‘boot_File__Glob’:
    Glob.c:707:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ./const-xs.inc:93:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    GDBM_File.xs:30:6: warning: "GDBM_VERSION_MAJOR" is not defined [-Wundef]
    GDBM_File.xs:33:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    GDBM_File.c: In function ‘XS_GDBM_File_AUTOLOAD’:
    GDBM_File.c:235:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_TIEHASH’:
    GDBM_File.c:278:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_close’:
    GDBM_File.c:319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_DESTROY’:
    GDBM_File.c:346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_FETCH’:
    GDBM_File.c:381:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_STORE’:
    GDBM_File.c:424:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_DELETE’:
    GDBM_File.c:492:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_FIRSTKEY’:
    GDBM_File.c:530:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_NEXTKEY’:
    GDBM_File.c:564:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_reorganize’:
    GDBM_File.c:607:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_sync’:
    GDBM_File.c:636:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_EXISTS’:
    GDBM_File.c:662:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_setopt’:
    GDBM_File.c:700:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘XS_GDBM_File_filter_fetch_key’:
    GDBM_File.c:734:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c: In function ‘boot_GDBM_File’:
    GDBM_File.c:769:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    GDBM_File.c:789:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ./const-xs.inc:95:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Util.c: In function ‘XS_Hash__Util__clear_placeholders’:
    Util.c:165:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_all_keys’:
    Util.c:199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hidden_ref_keys’:
    Util.c:275:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hv_store’:
    Util.c:319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hash_seed’:
    Util.c:361:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hash_value’:
    Util.c:380:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hash_traversal_mask’:
    Util.c:418:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_bucket_info’:
    Util.c:454:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_bucket_array’:
    Util.c:537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_bucket_ratio’:
    Util.c:631:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_num_buckets’:
    Util.c:665:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_used_buckets’:
    Util.c:693:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘boot_Hash__Util’:
    Util.c:726:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.xs:347:5: warning: no previous prototype for ‘HUF_inc_var’ [-Wmissing-prototypes]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash__fieldhash’:
    FieldHash.c:512:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash_id’:
    FieldHash.c:551:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash_id_2obj’:
    FieldHash.c:575:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash_register’:
    FieldHash.c:600:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash_CLONE’:
    FieldHash.c:634:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash__active_fields’:
    FieldHash.c:654:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘XS_Hash__Util__FieldHash__test_uvar_get’:
    FieldHash.c:688:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c: In function ‘boot_Hash__Util__FieldHash’:
    FieldHash.c:724:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FieldHash.c:744:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Langinfo.c: In function ‘XS_I18N__Langinfo_AUTOLOAD’:
    Langinfo.c:175:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Langinfo.c: In function ‘XS_I18N__Langinfo_langinfo’:
    Langinfo.c:218:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Langinfo.c: In function ‘boot_I18N__Langinfo’:
    Langinfo.c:252:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ./const-xs.inc:221:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    IO.xs: In function ‘io_pp_nextstate’:
    IO.xs:187:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Seekable_getpos’:
    IO.c:363:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Seekable_setpos’:
    IO.c:413:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__File_new_tmpfile’:
    IO.c:474:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Poll__poll’:
    IO.c:517:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_blocking’:
    IO.c:563:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_ungetc’:
    IO.c:594:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_error’:
    IO.c:649:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_clearerr’:
    IO.c:678:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_untaint’:
    IO.c:709:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_flush’:
    IO.c:742:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_setbuf’:
    IO.c:780:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_setvbuf’:
    IO.c:806:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_sync’:
    IO.c:858:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle__create_getline_subs’:
    IO.c:908:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Socket_sockatmark’:
    IO.c:931:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘boot_IO’:
    IO.c:992:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__Msg__stat_pack’:
    SysV.c:278:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__Msg__stat_unpack’:
    SysV.c:320:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__Semaphore__stat_pack’:
    SysV.c:365:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__Semaphore__stat_unpack’:
    SysV.c:403:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SharedMem__stat_pack’:
    SysV.c:444:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SharedMem__stat_unpack’:
    SysV.c:486:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SysV_ftok’:
    SysV.c:531:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SysV_memread’:
    SysV.c:590:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SysV_memwrite’:
    SysV.c:629:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SysV_shmat’:
    SysV.c:661:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SysV_shmdt’:
    SysV.c:695:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘XS_IPC__SysV__constant’:
    SysV.c:722:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SysV.c: In function ‘boot_IPC__SysV’:
    SysV.c:835:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    CN.c: In function ‘boot_Encode__CN’:
    CN.c:198:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_min’:
    ListUtil.c:256:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_sum’:
    ListUtil.c:313:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_minstr’:
    ListUtil.c:495:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_reduce’:
    ListUtil.c:538:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:381:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ../../cop.h:1102:13: warning: declaration of ‘cv’ shadows a previous local [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_first’:
    ListUtil.c:610:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:442:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_any’:
    ListUtil.c:688:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:517:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_pairs’:
    ListUtil.c:764:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_unpairs’:
    ListUtil.c:805:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_pairkeys’:
    ListUtil.c:861:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_pairvalues’:
    ListUtil.c:894:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_pairfirst’:
    ListUtil.c:927:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:695:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_pairgrep’:
    ListUtil.c:1020:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:775:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ../../cop.h:1016:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    ../../cop.h:1042:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_pairmap’:
    ListUtil.c:1123:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:865:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.xs:887:13: warning: declaration of ‘ret_gimme’ shadows a previous local [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_shuffle’:
    ListUtil.c:1259:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_uniq’:
    ListUtil.c:1306:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_dualvar’:
    ListUtil.c:1425:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_isdual’:
    ListUtil.c:1472:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_blessed’:
    ListUtil.c:1493:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_reftype’:
    ListUtil.c:1520:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_refaddr’:
    ListUtil.c:1546:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_weaken’:
    ListUtil.c:1572:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_unweaken’:
    ListUtil.c:1593:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_isweak’:
    ListUtil.c:1641:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_readonly’:
    ListUtil.c:1663:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_tainted’:
    ListUtil.c:1684:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_isvstring’:
    ListUtil.c:1705:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_looks_like_number’:
    ListUtil.c:1728:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_openhandle’:
    ListUtil.c:1762:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Sub__Util_set_prototype’:
    ListUtil.c:1802:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:1381:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_Sub__Util_set_subname’:
    ListUtil.c:1845:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:1408:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_Sub__Util_subname’:
    ListUtil.c:1971:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:1517:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘boot_List__Util’:
    ListUtil.c:2010:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘XS_MIME__Base64_encode_base64’:
    Base64.c:252:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘XS_MIME__Base64_decode_base64’:
    Base64.c:349:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘XS_MIME__Base64_encoded_base64_length’:
    Base64.c:421:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘XS_MIME__Base64_decoded_base64_length’:
    Base64.c:467:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘XS_MIME__QuotedPrint_encode_qp’:
    Base64.c:512:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘XS_MIME__QuotedPrint_decode_qp’:
    Base64.c:644:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Base64.c: In function ‘boot_MIME__Base64’:
    Base64.c:734:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    EBCDIC.c: In function ‘boot_Encode__EBCDIC’:
    EBCDIC.c:193:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.xs: In function ‘S_mro_get_linear_isa_c3’:
    mro.c: In function ‘XS_mro_get_linear_isa’:
    mro.c:455:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro_set_mro’:
    mro.c:501:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro_get_mro’:
    mro.c:533:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro_get_isarev’:
    mro.c:568:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro_is_universal’:
    mro.c:608:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro_invalidate_all_method_caches’:
    mro.c:646:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro_get_pkg_gen’:
    mro.c:668:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘XS_mro__nextcan’:
    mro.c:698:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mro.c: In function ‘boot_mro’:
    mro.c:926:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_TIEHASH’:
    NDBM_File.c:217:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_DESTROY’:
    NDBM_File.c:256:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_FETCH’:
    NDBM_File.c:291:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_STORE’:
    NDBM_File.c:334:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_DELETE’:
    NDBM_File.c:402:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_FIRSTKEY’:
    NDBM_File.c:440:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_NEXTKEY’:
    NDBM_File.c:474:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_error’:
    NDBM_File.c:512:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_clearerr’:
    NDBM_File.c:544:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘XS_NDBM_File_filter_fetch_key’:
    NDBM_File.c:572:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c: In function ‘boot_NDBM_File’:
    NDBM_File.c:607:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NDBM_File.c:627:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    JP.c: In function ‘boot_Encode__JP’:
    JP.c:199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘XS_ODBM_File_TIEHASH’:
    ODBM_File.c:240:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘XS_ODBM_File_DESTROY’:
    ODBM_File.c:315:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘XS_ODBM_File_FETCH’:
    ODBM_File.c:351:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c:399:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c:465:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘XS_ODBM_File_FIRSTKEY’:
    ODBM_File.c:502:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘XS_ODBM_File_NEXTKEY’:
    ODBM_File.c:535:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘XS_ODBM_File_filter_fetch_key’:
    ODBM_File.c:593:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c: In function ‘boot_ODBM_File’:
    ODBM_File.c:628:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ODBM_File.c:648:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Opcode.c: In function ‘XS_Opcode__safe_pkg_prep’:
    Opcode.c:409:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode__safe_call_sv’:
    Opcode.c:442:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_verify_opset’:
    Opcode.c:508:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_invert_opset’:
    Opcode.c:536:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opset_to_ops’:
    Opcode.c:566:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opset’:
    Opcode.c:610:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_permit_only’:
    Opcode.c:646:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opdesc’:
    Opcode.c:693:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_define_optag’:
    Opcode.c:745:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_empty_opset’:
    Opcode.c:768:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_full_opset’:
    Opcode.c:783:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opmask_add’:
    Opcode.c:799:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opcodes’:
    Opcode.c:820:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opmask’:
    Opcode.c:843:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘boot_Opcode’:
    Opcode.c:871:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    encoding.xs: In function ‘PerlIOEncode_getarg’:
    encoding.xs: In function ‘PerlIOEncode_pushed’:
    mmap.xs: In function ‘PerlIOMmap_map’:
    mmap.xs:29:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mmap.c: In function ‘boot_PerlIO__mmap’:
    mmap.c:455:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    encoding.xs: In function ‘PerlIOEncode_fill’:
    encoding.xs: In function ‘PerlIOEncode_flush’:
    encoding.c: In function ‘boot_PerlIO__encoding’:
    encoding.c:821:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    scalar.xs:19:1: warning: no previous prototype for ‘PerlIOScalar_eof’ [-Wmissing-prototypes]
    scalar.xs: In function ‘PerlIOScalar_pushed’:
    scalar.xs: In function ‘PerlIOScalar_dup’:
    scalar.c: In function ‘boot_PerlIO__scalar’:
    scalar.c:598:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    via.xs: In function ‘PerlIOVia_method’:
    via.xs: In function ‘PerlIOVia_pushed’:
    via.xs: In function ‘PerlIOVia_open’:
    via.c: In function ‘boot_PerlIO__via’:
    via.c:849:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.xs:1014:12: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    POSIX.c: In function ‘XS_POSIX__SigSet_new’:
    POSIX.c:1984:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__SigSet_addset’:
    POSIX.c:2016:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__SigSet_emptyset’:
    POSIX.c:2064:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__SigSet_ismember’:
    POSIX.c:2104:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_new’:
    POSIX.c:2141:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getattr’:
    POSIX.c:2176:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setattr’:
    POSIX.c:2231:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getispeed’:
    POSIX.c:2298:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getiflag’:
    POSIX.c:2329:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getcc’:
    POSIX.c:2380:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setispeed’:
    POSIX.c:2419:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setiflag’:
    POSIX.c:2462:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setcc’:
    POSIX.c:2509:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_constant’:
    POSIX.c:2549:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_WEXITSTATUS’:
    POSIX.c:2596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_open’:
    POSIX.c:2667:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_localeconv’:
    POSIX.c:2714:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setlocale’:
    POSIX.c:2799:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_acos’:
    POSIX.c:2939:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fegetround’:
    POSIX.c:3149:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fesetround’:
    POSIX.c:3172:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fpclassify’:
    POSIX.c:3214:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_getpayload’:
    POSIX.c:3295:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setpayload’:
    POSIX.c:3321:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setpayloadsig’:
    POSIX.c:3348:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_issignaling’:
    POSIX.c:3376:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_copysign’:
    POSIX.c:3402:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_frexp’:
    POSIX.c:3535:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ldexp’:
    POSIX.c:3558:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_modf’:
    POSIX.c:3579:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_remquo’:
    POSIX.c:3602:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_scalbn’:
    POSIX.c:3632:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fma’:
    POSIX.c:3661:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_nan’:
    POSIX.c:3692:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_jn’:
    POSIX.c:3743:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sigaction’:
    POSIX.c:3791:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.xs:3001:6: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sigpending’:
    POSIX.c:4019:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sigprocmask’:
    POSIX.c:4066:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__exit’:
    POSIX.c:4113:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_dup2’:
    POSIX.c:4129:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_lseek’:
    POSIX.c:4173:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_nice’:
    POSIX.c:4206:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_pipe’:
    POSIX.c:4232:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_read’:
    POSIX.c:4255:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setpgid’:
    POSIX.c:4302:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setsid’:
    POSIX.c:4332:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcgetpgrp’:
    POSIX.c:4349:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcsetpgrp’:
    POSIX.c:4373:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_uname’:
    POSIX.c:4408:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_write’:
    POSIX.c:4438:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_abort’:
    POSIX.c:4475:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mblen’:
    POSIX.c:4489:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mbstowcs’:
    POSIX.c:4510:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mbtowc’:
    POSIX.c:4533:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_wcstombs’:
    POSIX.c:4556:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_wctomb’:
    POSIX.c:4579:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strcoll’:
    POSIX.c:4600:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtod’:
    POSIX.c:4621:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtold’:
    POSIX.c:4659:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtol’:
    POSIX.c:4695:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtoul’:
    POSIX.c:4749:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strxfrm’:
    POSIX.c:4805:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mkfifo’:
    POSIX.c:4839:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcdrain’:
    POSIX.c:4876:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcflow’:
    POSIX.c:4917:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_asctime’:
    POSIX.c:4960:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_clock’:
    POSIX.c:5041:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ctime’:
    POSIX.c:5058:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_times’:
    POSIX.c:5077:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_difftime’:
    POSIX.c:5103:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strftime’:
    POSIX.c:5124:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tzset’:
    POSIX.c:5211:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tzname’:
    POSIX.c:5229:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ctermid’:
    POSIX.c:5249:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_cuserid’:
    POSIX.c:5276:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fpathconf’:
    POSIX.c:5301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_pathconf’:
    POSIX.c:5336:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_pause’:
    POSIX.c:5366:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sleep’:
    POSIX.c:5395:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setgid’:
    POSIX.c:5415:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setuid’:
    POSIX.c:5443:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sysconf’:
    POSIX.c:5471:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ttyname’:
    POSIX.c:5499:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_getcwd’:
    POSIX.c:5523:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_lchown’:
    POSIX.c:5545:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘boot_POSIX’:
    POSIX.c:5592:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ./const-xs.inc:1346:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    re_exec.c: In function ‘my_re_intuit_start’:
    re_exec.c:738:17: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    re_exec.c: In function ‘S_find_byclass’:
    re_exec.c:1862:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_exec.c:2668:33: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    re_exec.c: In function ‘S_setup_EXACTISH_ST_c1_c2’:
    re_exec.c:4089:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_exec.c: In function ‘S_regmatch’:
    re_exec.c:5346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_exec.c:6756:22: warning: declaration of ‘startpoint’ shadows a previous local [-Wshadow]
    ../../regcomp.h:1066:40: warning: declaration of ‘re_debug_flags’ shadows a previous local [-Wshadow]
    ../../cop.h:1014:11: warning: declaration of ‘next’ shadows a previous local [-Wshadow]
    re_exec.c:7456:10: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    re_exec.c:8117:7: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    re_exec.c: In function ‘S_reginclass’:
    re_exec.c:9294:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    KR.c: In function ‘boot_Encode__KR’:
    KR.c:197:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Symbol.c: In function ‘boot_Encode__Symbol’:
    Symbol.c:193:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_TIEHASH’:
    SDBM_File.c:188:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_DESTROY’:
    SDBM_File.c:241:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_FETCH’:
    SDBM_File.c:275:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_STORE’:
    SDBM_File.c:317:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_DELETE’:
    SDBM_File.c:384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_EXISTS’:
    SDBM_File.c:421:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_FIRSTKEY’:
    SDBM_File.c:458:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_NEXTKEY’:
    SDBM_File.c:491:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_error’:
    SDBM_File.c:524:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘XS_SDBM_File_filter_fetch_key’:
    SDBM_File.c:554:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c: In function ‘boot_SDBM_File’:
    SDBM_File.c:589:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    SDBM_File.c:609:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Socket.c: In function ‘XS_Socket_AUTOLOAD’:
    Socket.c:833:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_inet_aton’:
    Socket.c:876:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_inet_ntoa’:
    Socket.c:909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_sockaddr_family’:
    Socket.c:951:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_pack_sockaddr_un’:
    Socket.c:976:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_unpack_sockaddr_un’:
    Socket.c:1050:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_pack_sockaddr_in’:
    Socket.c:1122:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_unpack_sockaddr_in’:
    Socket.c:1167:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_pack_sockaddr_in6’:
    Socket.c:1211:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_unpack_sockaddr_in6’:
    Socket.c:1278:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_inet_ntop’:
    Socket.c:1331:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_inet_pton’:
    Socket.c:1403:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_pack_ip_mreq’:
    Socket.c:1459:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_unpack_ip_mreq’:
    Socket.c:1513:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_pack_ip_mreq_source’:
    Socket.c:1548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_unpack_ip_mreq_source’:
    Socket.c:1614:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_pack_ipv6_mreq’:
    Socket.c:1651:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘XS_Socket_unpack_ipv6_mreq’:
    Socket.c:1690:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Socket.c: In function ‘boot_Socket’:
    Socket.c:1731:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ./const-xs.inc:850:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Storable.xs: In function ‘init_perinterp’:
    Storable.xs: In function ‘free_context’:
    Storable.xs: In function ‘last_op_in_netorder’:
    Storable.xs: In function ‘store_scalar’:
    Storable.xs:2246:27: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Storable.xs: In function ‘store_hash’:
    Storable.xs:2369:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.xs:2590:8: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Storable.xs:2669:33: warning: declaration of ‘ret’ shadows a previous local [-Wshadow]
    Storable.xs: In function ‘store_code’:
    Storable.xs: In function ‘store_other’:
    Storable.xs: In function ‘do_store’:
    Storable.xs: In function ‘mbuf2sv’:
    Storable.xs: In function ‘retrieve_flag_hash’:
    Storable.xs:5486:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.xs: In function ‘retrieve_code’:
    Storable.xs: In function ‘magic_check’:
    Storable.xs: In function ‘retrieve’:
    Storable.xs: In function ‘do_retrieve’:
    Storable.xs: In function ‘dclone’:
    Storable.xs:406:6: warning: declaration of ‘perinterp_sv’ shadows a previous local [-Wshadow]
    Storable.xs:415:24: warning: declaration of ‘cxt’ shadows a previous local [-Wshadow]
    Storable.c: In function ‘XS_Storable_init_perinterp’:
    Storable.c:6801:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_pstore’:
    Storable.c:6816:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_mstore’:
    Storable.c:6844:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_pretrieve’:
    Storable.c:6867:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_mretrieve’:
    Storable.c:6887:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_dclone’:
    Storable.c:6907:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_last_op_in_netorder’:
    Storable.c:6927:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘boot_Storable’:
    Storable.c:6963:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c:6983:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    TW.c: In function ‘boot_Encode__TW’:
    TW.c:196:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Unicode.c: In function ‘XS_Encode__Unicode_decode_xs’:
    Unicode.c:282:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../../sv.h:1770:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    Unicode.c: In function ‘XS_Encode__Unicode_encode_xs’:
    Unicode.c:519:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Unicode.c: In function ‘boot_Encode__Unicode’:
    Unicode.c:669:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘S_get_ANYOF_cp_list_for_ssc’:
    re_comp.c: In function ‘S_make_trie’:
    re_comp.c:3290:49: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    re_comp.c:3291:26: warning: declaration of ‘ch’ shadows a previous local [-Wshadow]
    re_comp.c:3311:28: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_study_chunk’:
    re_comp.c:4430:34: warning: declaration of ‘last’ shadows a parameter [-Wshadow]
    re_comp.c: In function ‘S_concat_pat’:
    re_comp.c:6291:33: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    re_comp.c:6339:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_compile_runtime_code’:
    ../../cop.h:1016:26: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    ../../cop.h:1042:27: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘my_re_op_compile’:
    re_comp.c:7800:24: warning: declaration of ‘scan’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘my_reg_named_buff_scalar’:
    re_comp.c: In function ‘S_reg’:
    re_comp.c:8353:9: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    re_comp.c:11126:18: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_grok_bslash_N’:
    re_comp.c:644:8: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_regatom’:
    re_comp.c:13360:12: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    re_comp.c:13386:12: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_handle_regex_sets’:
    re_comp.c:14831:12: warning: declaration of ‘depth’ shadows a parameter [-Wshadow]
    re_comp.c:15064:34: warning: declaration of ‘save_parse’ shadows a previous local [-Wshadow]
    Hostname.c: In function ‘XS_Sys__Hostname_ghname’:
    Hostname.c:178:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Hostname.c: In function ‘boot_Sys__Hostname’:
    Hostname.c:249:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c:15274:25: warning: declaration of ‘lhs’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘my_regfree’:
    re_comp.c:19623:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c:19652:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘my_regdupe’:
    re_comp.c:19798:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘S_put_charclass_bitmap_innards’:
    re_comp.c:20445:21: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_dumpuntil’:
    re_comp.c:20677:17: warning: declaration of ‘op’ shadows a previous local [-Wshadow]
    re.c: In function ‘XS_re_install’:
    re.c:237:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re.c: In function ‘XS_re_regmust’:
    re.c:257:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re.c: In function ‘boot_re’:
    re.c:309:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_constant’:
    Syslog.c:227:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_FAC’:
    Syslog.c:267:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_PRI’:
    Syslog.c:286:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_MAKEPRI’:
    Syslog.c:305:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_MASK’:
    Syslog.c:326:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_UPTO’:
    Syslog.c:345:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_openlog_xs’:
    Syslog.c:367:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_syslog_xs’:
    Syslog.c:394:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_setlogmask_xs’:
    Syslog.c:413:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_closelog_xs’:
    Syslog.c:433:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘boot_Sys__Syslog’:
    Syslog.c:538:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c:569:5: warning: "XSubPPtmpAAAB" is not defined [-Wundef]
    ./const-xs.inc:256:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ./const-xs.inc:282:5: warning: "XSubPPtmpAAAB" is not defined [-Wundef]
    threads.xs: In function ‘S_ithread_clear’:
    threads.xs: In function ‘S_ithread_run’:
    threads.xs: In function ‘S_ithread_create’:
    ../../perl.h:175:22: warning: declaration of ‘my_perl’ shadows a previous local [-Wshadow]
    threads.c: In function ‘XS_threads_create’:
    threads.c:1192:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_list’:
    threads.c:1337:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_self’:
    threads.c:1415:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_tid’:
    threads.c:1442:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_join’:
    threads.c:1462:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_yield’:
    threads.c:1600:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_detach’:
    threads.c:1615:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_kill’:
    threads.c:1672:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_DESTROY’:
    threads.c:1739:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_equal’:
    threads.c:1754:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_object’:
    threads.c:1785:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads__handle’:
    threads.c:1859:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_get_stack_size’:
    threads.c:1883:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_set_stack_size’:
    threads.c:1911:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_is_running’:
    threads.c:1942:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_is_detached’:
    threads.c:1968:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_is_joinable’:
    threads.c:1990:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_wantarray’:
    threads.c:2018:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_set_thread_exit_only’:
    threads.c:2040:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_error’:
    threads.c:2067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘boot_threads’:
    threads.c:2159:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.xs: In function ‘S_get_RV’:
    shared.xs: In function ‘sharedsv_scalar_mg_get’:
    ../../sv.h:1210:17: warning: declaration of ‘_svrv’ shadows a previous local [-Wshadow]
    shared.xs: In function ‘sharedsv_scalar_store’:
    shared.xs:771:13: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    shared.xs: In function ‘sharedsv_scalar_mg_free’:
    shared.xs:848:13: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    shared.xs: In function ‘sharedsv_elem_mg_FETCH’:
    shared.xs: In function ‘sharedsv_elem_mg_dup’:
    shared.xs: In function ‘sharedsv_array_mg_CLEAR’:
    shared.xs:1103:21: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    shared.c: In function ‘XS_threads__shared__tie_PUSH’:
    shared.c:1434:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_UNSHIFT’:
    shared.c:1467:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_POP’:
    shared.c:1503:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_SHIFT’:
    shared.c:1531:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_EXTEND’:
    shared.c:1559:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_STORESIZE’:
    shared.c:1582:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_EXISTS’:
    shared.c:1626:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_FIRSTKEY’:
    shared.c:1664:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_NEXTKEY’:
    shared.c:1700:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__id’:
    shared.c:1740:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__refcnt’:
    shared.c:1769:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_share’:
    shared.c:1801:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_wait’:
    shared.c:1825:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_timedwait’:
    shared.c:1896:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_signal’:
    shared.c:1973:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_broadcast’:
    shared.c:2007:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_bless’:
    shared.c:2041:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘boot_threads__shared’:
    shared.c:2104:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture__tie_it’:
    NamedCapture.c:177:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_TIEHASH’:
    NamedCapture.c:205:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_FETCH’:
    NamedCapture.c:237:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_FIRSTKEY’:
    NamedCapture.c:287:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_flags’:
    NamedCapture.c:326:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘boot_Tie__Hash__NamedCapture’:
    NamedCapture.c:350:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c:9847:1: warning: inlining failed in call to ‘S_invlist_clone’: --param max-inline-insns-single limit reached [-Winline]
    re_comp.c: In function ‘S_ssc_finalize’:
    Piece.xs:970:1: warning: no previous prototype for ‘push_common_tm’ [-Wmissing-prototypes]
    Piece.xs:992:1: warning: no previous prototype for ‘return_11part_tm’ [-Wmissing-prototypes]
    Piece.c: In function ‘XS_Time__Piece__strftime’:
    Piece.c:1174:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Piece.xs:1036:9: warning: format not a string literal, format string not checked [-Wformat-nonliteral]
    Piece.xs:1062:13: warning: format not a string literal, format string not checked [-Wformat-nonliteral]
    Piece.c: In function ‘XS_Time__Piece__tzset’:
    Piece.c:1256:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Piece.c: In function ‘XS_Time__Piece__strptime’:
    Piece.c:1276:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Piece.c: In function ‘XS_Time__Piece__mini_mktime’:
    Piece.c:1318:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Piece.c: In function ‘XS_Time__Piece__crt_localtime’:
    Piece.c:1363:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Piece.c: In function ‘boot_Time__Piece’:
    Piece.c:1409:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Piece.c:1429:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    unfexc.h:5:6: warning: no previous prototype for ‘isExclusion’ [-Wmissing-prototypes]
    unfexc.h:44:6: warning: no previous prototype for ‘isSingleton’ [-Wmissing-prototypes]
    unfexc.h:88:6: warning: no previous prototype for ‘isNonStDecomp’ [-Wmissing-prototypes]
    unfexc.h:98:6: warning: no previous prototype for ‘isComp2nd’ [-Wmissing-prototypes]
    Normalize.c: In function ‘XS_Unicode__Normalize_decompose’:
    Normalize.c:623:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_reorder’:
    Normalize.c:664:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_compose’:
    Normalize.c:697:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_NFD’:
    Normalize.c:731:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_NFC’:
    Normalize.c:780:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_checkNFD’:
    Normalize.c:837:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_checkNFC’:
    Normalize.c:883:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_checkFCD’:
    Normalize.c:949:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_getCombinClass’:
    Normalize.c:1034:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_isExclusion’:
    Normalize.c:1053:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_isSingleton’:
    Normalize.c:1071:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_isNonStDecomp’:
    Normalize.c:1089:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_isComp2nd’:
    Normalize.c:1107:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_isNFD_NO’:
    Normalize.c:1129:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_isComp_Ex’:
    Normalize.c:1155:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_getComposite’:
    Normalize.c:1188:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_getCanon’:
    Normalize.c:1214:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘XS_Unicode__Normalize_splitOnLastStarter’:
    Normalize.c:1246:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Normalize.c: In function ‘boot_Unicode__Normalize’:
    Normalize.c:1295:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__fetch_rest’:
    Collate.c:237:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__fetch_simple’:
    Collate.c:260:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__ignorable_simple’:
    Collate.c:302:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__getHexArray’:
    Collate.c:341:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__isIllegal’:
    Collate.c:387:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__decompHangul’:
    Collate.c:418:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_getHST’:
    Collate.c:452:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__derivCE_9’:
    Collate.c:515:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__derivCE_8’:
    Collate.c:578:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__uideoCE_8’:
    Collate.c:615:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__isUIdeo’:
    Collate.c:642:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_mk_SortKey’:
    Collate.c:689:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_varCE’:
    Collate.c:855:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_visualizeSortKey’:
    Collate.c:935:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘boot_Unicode__Collate’:
    Collate.c:1015:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.xs:710:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    HiRes.c: In function ‘XS_Time__HiRes_constant’:
    HiRes.c:1150:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_usleep’:
    HiRes.c:1261:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_nanosleep’:
    HiRes.c:1309:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_sleep’:
    HiRes.c:1366:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_ualarm’:
    HiRes.c:1447:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_alarm’:
    HiRes.c:1495:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_gettimeofday’:
    HiRes.c:1699:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_time’:
    HiRes.c:1731:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_setitimer’:
    HiRes.c:1764:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_getitimer’:
    HiRes.c:1824:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_utime’:
    HiRes.c:1867:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_clock_gettime’:
    HiRes.c:1968:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_clock_getres’:
    HiRes.c:2039:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_clock_nanosleep’:
    HiRes.c:2110:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_clock’:
    HiRes.c:2192:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘XS_Time__HiRes_stat’:
    HiRes.c:2238:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c: In function ‘boot_Time__HiRes’:
    HiRes.c:2295:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    HiRes.c:2315:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    HiRes.c:2317:5: warning: "XSubPPtmpAAAA" is not defined [-Wundef]
    HiRes.c:2326:5: warning: "XSubPPtmpAAAD" is not defined [-Wundef]
    HiRes.c:2331:5: warning: "XSubPPtmpAAAE" is not defined [-Wundef]
    HiRes.c:2338:5: warning: "XSubPPtmpAAAG" is not defined [-Wundef]
    HiRes.c:2342:5: warning: "XSubPPtmpAAAH" is not defined [-Wundef]
    HiRes.c:2357:5: warning: "XSubPPtmpAAAL" is not defined [-Wundef]
    HiRes.c:2363:5: warning: "XSubPPtmpAAAN" is not defined [-Wundef]
    HiRes.c:2369:5: warning: "XSubPPtmpAAAP" is not defined [-Wundef]
    HiRes.c:2375:5: warning: "XSubPPtmpAAAR" is not defined [-Wundef]
    HiRes.c:2381:5: warning: "XSubPPtmpAAAT" is not defined [-Wundef]
    HiRes.xs:997:5: warning: "XSubPPtmpAAAA" is not defined [-Wundef]
    HiRes.xs:1002:5: warning: "XSubPPtmpAAAD" is not defined [-Wundef]
    HiRes.xs:1005:5: warning: "XSubPPtmpAAAE" is not defined [-Wundef]
    HiRes.xs:1009:5: warning: "XSubPPtmpAAAG" is not defined [-Wundef]
    HiRes.xs:1011:5: warning: "XSubPPtmpAAAH" is not defined [-Wundef]
    HiRes.xs:1019:5: warning: "XSubPPtmpAAAL" is not defined [-Wundef]
    HiRes.xs:1023:5: warning: "XSubPPtmpAAAN" is not defined [-Wundef]
    HiRes.xs:1027:5: warning: "XSubPPtmpAAAP" is not defined [-Wundef]
    HiRes.xs:1031:5: warning: "XSubPPtmpAAAR" is not defined [-Wundef]
    HiRes.xs:1035:5: warning: "XSubPPtmpAAAT" is not defined [-Wundef]
    re_comp.c: In function ‘S_regclass’:
    ../../dquote_inline.h:39:1: warning: inlining failed in call to ‘S_form_short_octal_warning’: call is unlikely and code size would grow [-Winline]
    re_comp.c:12215:1: warning: inlining failed in call to ‘S_compute_EXACTish’: call is unlikely and code size would grow [-Winline]
    re_comp.c:12237:1: warning: inlining failed in call to ‘S_alloc_maybe_populate_EXACT’: call is unlikely and code size would grow [-Winline]
    re_comp.c:9882:1: warning: inlining failed in call to ‘S_invlist_iterinit’: call is unlikely and code size would grow [-Winline]
    re_comp.c:9890:1: warning: inlining failed in call to ‘S_invlist_iterfinish’: call is unlikely and code size would grow [-Winline]
    stdio.c:14:8: warning: no previous prototype for ‘xsfopen’ [-Wmissing-prototypes]
    stdio.c:20:5: warning: no previous prototype for ‘xsfclose’ [-Wmissing-prototypes]
    stdio.c:25:5: warning: no previous prototype for ‘xsfprintf’ [-Wmissing-prototypes]
    Typemap.xs:63:12: warning: no previous prototype for ‘intArrayPtr’ [-Wmissing-prototypes]
    Typemap.xs:204:1: warning: no previous prototype for ‘XS_release_anotherstructPtrPtr’ [-Wmissing-prototypes]
    Typemap.c: In function ‘XS_XS__Typemap_T_SV’:
    Typemap.c:371:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SVREF’:
    Typemap.c:398:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SVREF_REFCOUNT_FIXED’:
    Typemap.c:435:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_AVREF’:
    Typemap.c:473:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_AVREF_REFCOUNT_FIXED’:
    Typemap.c:510:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_HVREF’:
    Typemap.c:548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_HVREF_REFCOUNT_FIXED’:
    Typemap.c:585:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_CVREF’:
    Typemap.c:623:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c:627:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Typemap.c: In function ‘XS_XS__Typemap_T_CVREF_REFCOUNT_FIXED’:
    Typemap.c:660:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c:664:13: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Typemap.c: In function ‘XS_XS__Typemap_T_SYSRET_pass’:
    Typemap.c:698:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SYSRET_fail’:
    Typemap.c:725:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_UV’:
    Typemap.c:752:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_IV’:
    Typemap.c:772:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_INT’:
    Typemap.c:792:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_ENUM’:
    Typemap.c:812:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_BOOL’:
    Typemap.c:830:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_BOOL_2’:
    Typemap.c:849:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_BOOL_OUT’:
    Typemap.c:869:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_INT’:
    Typemap.c:890:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SHORT’:
    Typemap.c:910:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_SHORT’:
    Typemap.c:930:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_LONG’:
    Typemap.c:950:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_LONG’:
    Typemap.c:970:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_CHAR’:
    Typemap.c:990:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_CHAR’:
    Typemap.c:1010:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_FLOAT’:
    Typemap.c:1030:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_NV’:
    Typemap.c:1050:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_DOUBLE’:
    Typemap.c:1070:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PV’:
    Typemap.c:1090:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PV_null’:
    Typemap.c:1110:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTR_OUT’:
    Typemap.c:1128:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTR_IN’:
    Typemap.c:1149:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTRREF_OUT’:
    Typemap.c:1169:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTRREF_IN’:
    Typemap.c:1194:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTROBJ_OUT’:
    Typemap.c:1223:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_intObjPtr_T_PTROBJ_IN’:
    Typemap.c:1248:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_REF_IV_PTR_OUT’:
    Typemap.c:1277:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_intRefIvPtr_T_REF_IV_PTR_IN’:
    Typemap.c:1302:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_IN’:
    Typemap.c:1331:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_OUT’:
    Typemap.c:1352:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_OUT_short’:
    Typemap.c:1372:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_IN_struct’:
    Typemap.c:1392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_OUT_struct’:
    Typemap.c:1422:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUE_IN’:
    Typemap.c:1444:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUE_OUT’:
    Typemap.c:1464:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUE_array’:
    Typemap.c:1484:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKED_in’:
    Typemap.c:1514:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKED_out’:
    Typemap.c:1538:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKEDARRAY_in’:
    Typemap.c:1572:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKEDARRAY_out’:
    Typemap.c:1602:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_ARRAY’:
    Typemap.c:1639:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_open’:
    Typemap.c:1697:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_open_ret_in_arg’:
    Typemap.c:1729:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_close’:
    Typemap.c:1761:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_print’:
    Typemap.c:1799:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_INOUT’:
    Typemap.c:1821:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_IN’:
    Typemap.c:1852:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OUT’:
    Typemap.c:1883:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘boot_XS__Typemap’:
    Typemap.c:1919:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    core_or_not.inc:13:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    exception.c:17:5: warning: no previous prototype for ‘apitest_exception’ [-Wmissing-prototypes]
    exception.c: In function ‘apitest_exception’:
    exception.c:19:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__new’:
    FastCalc.c:181:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__copy’:
    FastCalc.c:240:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc___strip_zeros’:
    FastCalc.c:285:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.xs:167:22: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__dec’:
    FastCalc.c:339:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__inc’:
    FastCalc.c:392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__zero’:
    FastCalc.c:439:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__is_even’:
    FastCalc.c:462:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__is_zero’:
    FastCalc.c:487:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__len’:
    FastCalc.c:519:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__acmp’:
    FastCalc.c:548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    FastCalc.xs:395:19: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    FastCalc.c: In function ‘boot_Math__BigInt__FastCalc’:
    FastCalc.c:634:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘S_study_chunk.constprop’:
    re_comp.c:1806:1: warning: inlining failed in call to ‘S_ssc_add_range’: call is unlikely and code size would grow [-Winline]
    ../../fakesdio.h:114:5: warning: "SFIO_VERSION" is not defined [-Wundef]
    APItest.xs:97:1: warning: no previous prototype for ‘S_myset_set’ [-Wmissing-prototypes]
    APItest.xs:113:1: warning: no previous prototype for ‘my_cxt_getint_p’ [-Wmissing-prototypes]
    APItest.xs:119:1: warning: no previous prototype for ‘my_cxt_setint_p’ [-Wmissing-prototypes]
    APItest.xs:125:1: warning: no previous prototype for ‘my_cxt_getsv_interp_context’ [-Wmissing-prototypes]
    APItest.xs:133:1: warning: no previous prototype for ‘my_cxt_getsv_interp’ [-Wmissing-prototypes]
    APItest.xs:140:1: warning: no previous prototype for ‘my_cxt_setsv_p’ [-Wmissing-prototypes]
    APItest.xs:159:1: warning: no previous prototype for ‘test_freeent’ [-Wmissing-prototypes]
    APItest.xs: In function ‘THX_run_cleanup’:
    APItest.xs: In function ‘THX_keyword_active’:
    APItest.xs: In function ‘addissub_myck_add’:
    APItest.xs: In function ‘my_ck_rv2cv’:
    APItest.c: In function ‘XS_XS__APItest_constant’:
    APItest.c:1505:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_grok_number’:
    APItest.c:1548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_grok_number_flags’:
    APItest.c:1578:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_grok_atoUV’:
    APItest.c:1610:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_assertx’:
    APItest.c:1658:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_bytes_cmp_utf8’:
    APItest.c:1678:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_test_utf8n_to_uvchr_error’:
    APItest.c:1708:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_test_valid_utf8_to_uvchr’:
    APItest.c:1767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_test_uvchr_to_utf8_flags’:
    APItest.c:1811:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Overload_amagic_deref_call’:
    APItest.c:1844:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Overload_tryAMAGICunDEREF_var’:
    APItest.c:1867:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:1484:11: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest__XSUB_XS_VERSION_defined’:
    APItest.c:1912:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_XS_APIVERSION_valid’:
    APItest.c:1930:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn’:
    APItest.c:1948:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_iv’:
    APItest.c:1973:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_uv’:
    APItest.c:1991:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_nv’:
    APItest.c:2009:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_pv’:
    APItest.c:2027:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_pvn’:
    APItest.c:2045:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_no’:
    APItest.c:2063:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_yes’:
    APItest.c:2081:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_undef’:
    APItest.c:2099:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_empty’:
    APItest.c:2117:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_rot13_hash’:
    APItest.c:2135:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_bitflip_hash’:
    APItest.c:2172:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_exists’:
    APItest.c:2210:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_exists_ent’:
    APItest.c:2249:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_delete’:
    APItest.c:2285:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_delete_ent’:
    APItest.c:2335:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_store_ent’:
    APItest.c:2379:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_store’:
    APItest.c:2429:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_fetch_ent’:
    APItest.c:2482:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_fetch’:
    APItest.c:2525:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_common’:
    APItest.c:2574:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_hv_free_ent’:
    APItest.c:2658:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_hv_delayfree_ent’:
    APItest.c:2677:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_share_unshare_pvn’:
    APItest.c:2696:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_refcounted_he_exists’:
    APItest.c:2729:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_refcounted_he_fetch’:
    APItest.c:2759:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_force_keys’:
    APItest.c:2792:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__TempLv_make_temp_mg_lv’:
    APItest.c:2837:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_new’:
    APItest.c:2871:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_DESTROY’:
    APItest.c:2891:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_store’:
    APItest.c:2917:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_fetch’:
    APItest.c:2973:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../perl.h:1734:26: warning: cast from function call of type ‘void *’ to non-matching type ‘long unsigned int’ [-Wbad-function-cast]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_split’:
    APItest.c:3017:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_clear’:
    APItest.c:3042:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__AutoLoader_AUTOLOAD’:
    APItest.c:3067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__AutoLoader_AUTOLOADp’:
    APItest.c:3085:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_custom_ops’:
    APItest.c:3103:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_custom_op_names’:
    APItest.c:3125:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_custom_op_descs’:
    APItest.c:3148:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_register’:
    APItest.c:3171:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_clear’:
    APItest.c:3190:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_my_xop’:
    APItest.c:3208:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_ppaddr’:
    APItest.c:3226:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_OA_UNOP’:
    APItest.c:3244:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_build_optree’:
    APItest.c:3262:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_from_custom_op’:
    APItest.c:3311:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_CLONE’:
    APItest.c:3341:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_double’:
    APItest.c:3364:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_have_long_double’:
    APItest.c:3381:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_long_double’:
    APItest.c:3403:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_int’:
    APItest.c:3426:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_long’:
    APItest.c:3443:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_float’:
    APItest.c:3460:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_flush’:
    APItest.c:3477:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushp’:
    APItest.c:3492:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushn’:
    APItest.c:3514:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushi’:
    APItest.c:3536:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushu’:
    APItest.c:3558:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushp’:
    APItest.c:3580:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushn’:
    APItest.c:3601:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushi’:
    APItest.c:3622:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushu’:
    APItest.c:3643:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_EXTEND’:
    APItest.c:3664:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:2294:10: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_call_sv_C’:
    APItest.c:3701:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_sv’:
    APItest.c:3788:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_pv’:
    APItest.c:3821:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_argv’:
    APItest.c:3854:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_method’:
    APItest.c:3887:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_newCONSTSUB’:
    APItest.c:3920:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_init_type’:
    APItest.c:3978:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_fetchmeth_type’:
    APItest.c:4026:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_fetchmeth_autoload_type’:
    APItest.c:4086:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_fetchmethod_flags_type’:
    APItest.c:4146:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_autoload_type’:
    APItest.c:4208:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_const_sv’:
    APItest.c:4267:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_whichsig_type’:
    APItest.c:4301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_eval_sv’:
    APItest.c:4342:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_eval_pv’:
    APItest.c:4371:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_require_pv’:
    APItest.c:4395:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_apitest_exception’:
    APItest.c:4416:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mycroak’:
    APItest.c:4435:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_strtab’:
    APItest.c:4457:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_getint’:
    APItest.c:4475:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_setint’:
    APItest.c:4494:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_getsv’:
    APItest.c:4512:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_setsv’:
    APItest.c:4534:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_setsv_cow_hashkey_core’:
    APItest.c:4554:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_setsv_cow_hashkey_notcore’:
    APItest.c:4570:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_set_deref’:
    APItest.c:4586:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_rmagical_cast’:
    APItest.c:4617:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_rmagical_flags’:
    APItest.c:4653:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_caller’:
    APItest.c:4679:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_DPeek’:
    APItest.c:4726:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_BEGIN’:
    APItest.c:4747:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_CHECK’:
    APItest.c:4762:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_UNITCHECK’:
    APItest.c:4777:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_INIT’:
    APItest.c:4792:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_END’:
    APItest.c:4807:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_utf16_to_utf8’:
    APItest.c:4822:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_exit’:
    APItest.c:4863:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_first_byte’:
    APItest.c:4883:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_count’:
    APItest.c:4906:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_bhk_record’:
    APItest.c:4924:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_magic_chain’:
    APItest.c:4944:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_op_contextualize’:
    APItest.c:5020:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_rv2cv_op_cv’:
    APItest.c:5056:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_cv_getset_call_checker’:
    APItest.c:5126:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_lists’:
    APItest.c:5173:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5177:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_scalars’:
    APItest.c:5203:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5207:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_proto’:
    APItest.c:5233:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5237:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_proto_or_list’:
    APItest.c:5267:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5271:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_multi_sum’:
    APItest.c:5301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5305:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_test_cophh’:
    APItest.c:5331:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_coplabel’:
    APItest.c:5497:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_example_cophh_2hv’:
    APItest.c:5529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_savehints’:
    APItest.c:5592:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_copyhints’:
    APItest.c:5651:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_op_list’:
    APItest.c:5685:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_op_linklist’:
    APItest.c:5812:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUB-undef-XS_VERSION.c: In function ‘XS_XS__APItest__XSUB_XS_VERSION_undef’:
    XSUB-undef-XS_VERSION.c:176:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUB-undef-XS_VERSION.c: In function ‘boot_XS__APItest__XSUB’:
    XSUB-undef-XS_VERSION.c:199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_peep_enable’:
    APItest.c:5877:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_peep_disable’:
    APItest.c:5897:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_peep_record’:
    APItest.c:5915:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_rpeep_record’:
    APItest.c:5936:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_multicall_each’:
    APItest.c:5957:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:3667:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_multicall_return’:
    APItest.c:5999:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:3706:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_clone_with_stack’:
    APItest.c:6068:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_svref’:
    APItest.c:6133:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_avref’:
    APItest.c:6166:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_hvref’:
    APItest.c:6199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_cvref’:
    APItest.c:6232:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:6237:6: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_establish_cleanup’:
    APItest.c:6265:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_postinc’:
    APItest.c:6280:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_filter’:
    APItest.c:6295:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_lv_temp_object’:
    APItest.c:6310:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_fill_hash_with_nulls’:
    APItest.c:6332:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_newHVhv’:
    APItest.c:6369:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_SvIsCOW’:
    APItest.c:6406:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_pad_scalar’:
    APItest.c:6426:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_fetch_pad_names’:
    APItest.c:6441:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:6445:6: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_underscore_length’:
    APItest.c:6488:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_stringify’:
    APItest.c:6513:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_HvENAME’:
    APItest.c:6530:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xs_cmp’:
    APItest.c:6568:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xs_cmp_undef’:
    APItest.c:6594:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_SvPVbyte’:
    APItest.c:6618:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_SvPVutf8’:
    APItest.c:6638:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_setup_addissub’:
    APItest.c:6658:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_setup_rv2cv_addunderbar’:
    APItest.c:6673:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_alloccopstash’:
    APItest.c:6691:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_newFOROP_without_slab’:
    APItest.c:6709:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_callregexec’:
    APItest.c:6747:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_lexical_import’:
    APItest.c:6791:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:6797:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_sv_mortalcopy’:
    APItest.c:6840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_newRV’:
    APItest.c:6860:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_alias_av’:
    APItest.c:6879:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_cv_name’:
    APItest.c:6913:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_catpvn’:
    APItest.c:6950:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_newOP_CUSTOM’:
    APItest.c:6973:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_sv_catpvf’:
    APItest.c:7027:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:4226:9: warning: format not a string literal, argument types not checked [-Wformat-nonliteral]
    APItest.c: In function ‘XS_XS__APItest_load_module’:
    APItest.c:7050:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_string_without_null’:
    APItest.c:7075:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__AUTOLOADtest_AUTOLOAD’:
    APItest.c:7100:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_magic_foo’:
    APItest.c:7133:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_mg_find_foo’:
    APItest.c:7153:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_unmagic_foo’:
    APItest.c:7175:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_magic’:
    APItest.c:7193:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_get_vtbl’:
    APItest.c:7212:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../perl.h:1734:26: warning: cast from function call of type ‘MGVTBL * {aka struct mgvtbl *}’ to non-matching type ‘long unsigned int’ [-Wbad-function-cast]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_magic_myset’:
    APItest.c:7269:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_uni’:
    XSUB-redefined-macros.c: In function ‘XS_XS__APItest__XSUB_XS_VERSION_empty’:
    XSUB-redefined-macros.c:179:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:7289:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUB-redefined-macros.c: In function ‘XS_XS__APItest__XSUB_XS_APIVERSION_invalid’:
    XSUB-redefined-macros.c:197:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUB-redefined-macros.c: In function ‘boot_XS__APItest__XSUB1’:
    XSUB-redefined-macros.c:220:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_uvchr’:
    APItest.c:7308:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_LC_uvchr’:
    APItest.c:7327:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK’:
    APItest.c:7346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_A’:
    APItest.c:7365:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_L1’:
    APItest.c:7384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_LC’:
    APItest.c:7403:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_utf8’:
    APItest.c:7422:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_LC_utf8’:
    APItest.c:7455:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isVERTWS_uni’:
    APItest.c:7485:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isVERTWS_uvchr’:
    APItest.c:7504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isVERTWS_utf8’:
    APItest.c:7523:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_uni’:
    APItest.c:7553:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_uvchr’:
    APItest.c:7572:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_LC_uvchr’:
    APItest.c:7591:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER’:
    APItest.c:7610:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_A’:
    APItest.c:7629:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_L1’:
    APItest.c:7648:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_LC’:
    APItest.c:7667:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_utf8’:
    APItest.c:7686:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_LC_utf8’:
    APItest.c:7716:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_uni’:
    APItest.c:7746:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_uvchr’:
    APItest.c:7765:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_LC_uvchr’:
    APItest.c:7784:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER’:
    APItest.c:7803:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_A’:
    APItest.c:7822:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_L1’:
    APItest.c:7841:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_LC’:
    APItest.c:7860:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_utf8’:
    APItest.c:7879:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_LC_utf8’:
    APItest.c:7909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_uni’:
    APItest.c:7939:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_uvchr’:
    APItest.c:7958:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_LC_uvchr’:
    APItest.c:7977:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA’:
    APItest.c:7996:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_A’:
    APItest.c:8015:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_L1’:
    APItest.c:8034:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_LC’:
    APItest.c:8053:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_utf8’:
    APItest.c:8072:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_LC_utf8’:
    APItest.c:8102:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_uni’:
    APItest.c:8132:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_uvchr’:
    APItest.c:8151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_LC_uvchr’:
    APItest.c:8170:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR’:
    APItest.c:8189:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_A’:
    APItest.c:8208:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_L1’:
    APItest.c:8227:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_LC’:
    APItest.c:8246:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_utf8’:
    APItest.c:8265:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_LC_utf8’:
    APItest.c:8295:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_uni’:
    APItest.c:8325:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_uvchr’:
    APItest.c:8344:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_LC_uvchr’:
    APItest.c:8363:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC’:
    APItest.c:8382:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_A’:
    APItest.c:8401:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_L1’:
    APItest.c:8420:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_LC’:
    APItest.c:8439:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_utf8’:
    APItest.c:8458:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_LC_utf8’:
    APItest.c:8488:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM’:
    APItest.c:8518:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_uni’:
    APItest.c:8537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_LC_uvchr’:
    APItest.c:8556:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_LC’:
    APItest.c:8575:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_utf8’:
    APItest.c:8594:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_LC_utf8’:
    APItest.c:8624:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_uni’:
    APItest.c:8654:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_uvchr’:
    APItest.c:8673:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_LC_uvchr’:
    APItest.c:8692:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_utf8’:
    APItest.c:8711:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_LC_utf8’:
    APItest.c:8741:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT’:
    APItest.c:8771:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_A’:
    APItest.c:8790:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_L1’:
    APItest.c:8809:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_LC’:
    APItest.c:8828:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isOCTAL’:
    APItest.c:8847:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isOCTAL_A’:
    APItest.c:8866:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isOCTAL_L1’:
    APItest.c:8885:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_uni’:
    APItest.c:8904:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_uvchr’:
    APItest.c:8923:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_LC_uvchr’:
    APItest.c:8942:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST’:
    APItest.c:8961:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_A’:
    APItest.c:8980:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_L1’:
    APItest.c:8999:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_LC’:
    APItest.c:9018:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_utf8’:
    APItest.c:9037:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_LC_utf8’:
    APItest.c:9067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_uni’:
    APItest.c:9097:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_uvchr’:
    APItest.c:9116:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_LC_uvchr’:
    APItest.c:9135:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT’:
    APItest.c:9154:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_A’:
    APItest.c:9173:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_L1’:
    APItest.c:9192:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_LC’:
    APItest.c:9211:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_utf8’:
    APItest.c:9230:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_LC_utf8’:
    APItest.c:9260:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_uni’:
    APItest.c:9290:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_uvchr’:
    APItest.c:9309:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_LC_uvchr’:
    APItest.c:9328:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE’:
    APItest.c:9347:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_A’:
    APItest.c:9366:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_L1’:
    APItest.c:9385:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_LC’:
    APItest.c:9404:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_utf8’:
    APItest.c:9423:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_LC_utf8’:
    APItest.c:9453:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_uni’:
    APItest.c:9483:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_uvchr’:
    APItest.c:9502:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_LC_uvchr’:
    APItest.c:9521:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII’:
    APItest.c:9540:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_A’:
    APItest.c:9559:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_L1’:
    APItest.c:9578:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_LC’:
    APItest.c:9597:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_utf8’:
    APItest.c:9616:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_LC_utf8’:
    APItest.c:9649:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_uni’:
    APItest.c:9682:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_uvchr’:
    APItest.c:9701:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_LC_uvchr’:
    APItest.c:9720:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL’:
    APItest.c:9739:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_A’:
    APItest.c:9758:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_L1’:
    APItest.c:9777:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_LC’:
    APItest.c:9796:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_utf8’:
    APItest.c:9815:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_LC_utf8’:
    APItest.c:9845:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_uni’:
    APItest.c:9875:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_uvchr’:
    APItest.c:9894:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_LC_uvchr’:
    APItest.c:9913:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT’:
    APItest.c:9932:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_A’:
    APItest.c:9951:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_L1’:
    APItest.c:9970:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_LC’:
    APItest.c:9989:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_utf8’:
    APItest.c:10008:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_LC_utf8’:
    APItest.c:10038:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_uni’:
    APItest.c:10068:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_uvchr’:
    APItest.c:10087:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_LC_uvchr’:
    APItest.c:10106:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH’:
    APItest.c:10125:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_A’:
    APItest.c:10144:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_L1’:
    APItest.c:10163:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_LC’:
    APItest.c:10182:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_utf8’:
    APItest.c:10201:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_LC_utf8’:
    APItest.c:10231:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_uni’:
    APItest.c:10261:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_uvchr’:
    APItest.c:10280:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_LC_uvchr’:
    APItest.c:10299:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT’:
    APItest.c:10318:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_A’:
    APItest.c:10337:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_L1’:
    APItest.c:10356:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_LC’:
    APItest.c:10375:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_utf8’:
    APItest.c:10394:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_LC_utf8’:
    APItest.c:10424:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_uni’:
    APItest.c:10454:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_uvchr’:
    APItest.c:10473:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_LC_uvchr’:
    APItest.c:10492:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT’:
    APItest.c:10511:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_A’:
    APItest.c:10530:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_L1’:
    APItest.c:10549:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_LC’:
    APItest.c:10568:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_utf8’:
    APItest.c:10587:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_LC_utf8’:
    APItest.c:10617:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_uni’:
    APItest.c:10647:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_uvchr’:
    APItest.c:10666:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_LC_uvchr’:
    APItest.c:10685:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC’:
    APItest.c:10704:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_A’:
    APItest.c:10723:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_L1’:
    APItest.c:10742:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_LC’:
    APItest.c:10761:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_utf8’:
    APItest.c:10780:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_LC_utf8’:
    APItest.c:10810:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isQUOTEMETA’:
    APItest.c:10840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_OFFUNISKIP’:
    APItest.c:10859:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_OFFUNI_IS_INVARIANT’:
    APItest.c:10879:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UVCHR_IS_INVARIANT’:
    APItest.c:10898:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_INVARIANT’:
    APItest.c:10917:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UVCHR_SKIP’:
    APItest.c:10936:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_SKIP’:
    APItest.c:10956:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_START’:
    APItest.c:10976:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_CONTINUATION’:
    APItest.c:10995:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_CONTINUED’:
    APItest.c:11014:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_DOWNGRADEABLE_START’:
    APItest.c:11033:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_ABOVE_LATIN1’:
    APItest.c:11052:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUTF8_POSSIBLY_PROBLEMATIC’:
    APItest.c:11071:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUTF8_CHAR’:
    APItest.c:11090:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUTF8_CHAR_flags’:
    APItest.c:11112:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSTRICT_UTF8_CHAR’:
    APItest.c:11136:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isC9_STRICT_UTF8_CHAR’:
    APItest.c:11158:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_valid_partial_char_flags’:
    APItest.c:11180:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_string’:
    APItest.c:11206:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_string_loc’:
    APItest.c:11228:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_string_loclen’:
    APItest.c:11261:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_string_flags’:
    APItest.c:11296:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_string_loc_flags’:
    APItest.c:11320:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_string_loclen_flags’:
    APItest.c:11355:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_strict_utf8_string’:
    APItest.c:11392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_strict_utf8_string_loc’:
    APItest.c:11414:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_strict_utf8_string_loclen’:
    APItest.c:11447:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_c9strict_utf8_string’:
    APItest.c:11482:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_c9strict_utf8_string_loc’:
    APItest.c:11504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_c9strict_utf8_string_loclen’:
    APItest.c:11537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_fixed_width_buf_flags’:
    APItest.c:11572:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_fixed_width_buf_loc_flags’:
    APItest.c:11596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_is_utf8_fixed_width_buf_loclen_flags’:
    APItest.c:11631:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_utf8_hop_safe’:
    APItest.c:11668:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER’:
    APItest.c:11699:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_L1’:
    APItest.c:11719:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_LC’:
    APItest.c:11739:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_uni’:
    APItest.c:11759:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_uvchr’:
    APItest.c:11797:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_utf8’:
    APItest.c:11835:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD’:
    APItest.c:11891:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_LC’:
    APItest.c:11911:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_uni’:
    APItest.c:11931:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_uvchr’:
    APItest.c:11969:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_utf8’:
    APItest.c:12007:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER’:
    APItest.c:12063:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_LC’:
    APItest.c:12083:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_uni’:
    APItest.c:12103:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_uvchr’:
    APItest.c:12141:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_utf8’:
    APItest.c:12179:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE’:
    APItest.c:12235:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE_uni’:
    APItest.c:12255:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE_uvchr’:
    APItest.c:12293:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE_utf8’:
    APItest.c:12331:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_Gconvert’:
    APItest.c:12387:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Backrefs_apitest_weaken’:
    APItest.c:12419:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Backrefs_has_backrefs’:
    APItest.c:12436:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘boot_XS__APItest’:
    APItest.c:12557:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:13002:5: warning: "XSubPPtmpAAAE" is not defined [-Wundef]
    APItest.c:13006:5: warning: "XSubPPtmpAAAF" is not defined [-Wundef]
    ./const-xs.inc:213:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.xs:3842:6: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.xs:3960:5: warning: "XSubPPtmpAAAE" is not defined [-Wundef]
    APItest.xs:3962:5: warning: "XSubPPtmpAAAF" is not defined [-Wundef]
    ../../../../inline.h: In function ‘S_cx_popsub_args’:
    ../../../../handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    ../../../../inline.h: In function ‘Perl_foldEQ_locale’:
    ../../../../inline.h:1718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c: In function ‘XS_ExtTest_constant’:
    ExtTest.c:564:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c: In function ‘boot_ExtTest’:
    ExtTest.c:666:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:362:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../../../perl.h:175:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
    ExtTest.xs:350:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ExtTest.c:338:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:448:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:271:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:382:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:355:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:466:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:336:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:447:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:312:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ExtTest.c:423:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    compilet-mxrA0.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-nEwG1.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    t/basict.c:1:5: warning: no previous prototype for ‘boot_basict’ [-Wmissing-prototypes]
    compilet-IpqUm.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-pdp_o.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/inline.h: In function ‘S_cx_popsub_args’:
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/inline.h: In function ‘Perl_foldEQ_locale’:
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/inline.h:1718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.xs:6:1: warning: no previous prototype for ‘xstest_something’ [-Wmissing-prototypes]
    XSTest.xs:12:1: warning: no previous prototype for ‘xstest_something2’ [-Wmissing-prototypes]
    XSTest.c: In function ‘XS_XSTest_is_even’:
    XSTest.c:176:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘XS_XSTest_something’:
    XSTest.c:196:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘XS_XSTest_something2’:
    XSTest.c:212:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘XS_XSTest_something3’:
    XSTest.c:228:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘XS_XSTest_consts’:
    XSTest.c:257:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘XS_XSTest_T_BOOL’:
    XSTest.c:281:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/sv.h:1770:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    XSTest.c:300:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘XS_XSTest_T_BOOL_OUT’:
    XSTest.c:319:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSTest.c: In function ‘boot_XSTest’:
    XSTest.c:345:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    compilet-ImNln.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSMore.c: In function ‘XS_XSMore_typemaptest1’:
    XSMore.c:204:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_typemaptest2’:
    XSMore.c:222:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_typemaptest3’:
    XSMore.c:240:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_typemaptest6’:
    XSMore.c:266:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_prototype_ssa’:
    XSMore.c:286:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_attr_method’:
    XSMore.c:301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_return_1’:
    XSMore.c:318:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_arg_init’:
    XSMore.c:347:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_myabs’:
    XSMore.c:366:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_hook’:
    XSMore.c:384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_outlist’:
    XSMore.c:417:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_len’:
    XSMore.c:438:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_sum’:
    XSMore.c:463:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘XS_XSMore_include_ok’:
    XSMore.c:494:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSMore.c: In function ‘boot_XSMore’:
    XSMore.c:529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    compilet-KtMdi.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.xs:19:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.xs:20:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.xs:21:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.xs:22:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.xs:23:5: warning: no previous prototype for ‘xsusage_five’ [-Wmissing-prototypes]
    XSUsage.xs:24:5: warning: no previous prototype for ‘xsusage_six’ [-Wmissing-prototypes]
    XSUsage.c: In function ‘XS_XSUsage_one’:
    XSUsage.c:184:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c:201:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c: In function ‘XS_XSUsage_interface_v_i’:
    XSUsage.c:219:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c:220:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.c:226:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    XSUsage.c:238:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c: In function ‘XS_XSUsage_five’:
    XSUsage.c:254:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c: In function ‘XS_XSUsage_six’:
    XSUsage.c:273:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c: In function ‘boot_XSUsage’:
    XSUsage.c:303:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    XSUsage.c:323:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    /home/njh/perl5/perl-build-smoker/perl-5.26.x/perl.h:175:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
    
    -- 
    Report by Test::Smoke v1.53 build 1374 running on perl 5.24.1
    (Reporter v0.050 / Smoker v0.045)