• Reports by commit
  • Recent reports
  • Perl5 CoreSmokeDB
  • Github
  • Changes
  • Smoke [5.24.4] v5.24.3-39-gc79efdcad5 PASS-so-far linux 4.15.9-mainline-rev1 [debian] (aarch64/4 cpu)

    Content-Transfer-Encoding: 8bit
    Content-Type: text/plain; charset="UTF8"
    MIME-Version: 1.0
    Date: Fri, 23 Mar 2018 08:24:16 -0400
    Subject: Smoke [5.24.4] v5.24.3-39-gc79efdcad5 PASS-so-far linux 4.15.9-mainline-rev1 [debian] (aarch64/4 cpu)
    Message-ID: <E1ezLk1-00084h-IN@scaleway.teada.net>
    
    Automated smoke report for 5.24.4 patch c79efdcad58f13866eb1547d084970d863900b08 v5.24.3-39-gc79efdcad5
    scaleway:  ( 0MHz) (aarch64/4 cpu)
        on        linux - 4.15.9-mainline-rev1 [debian]
        using      gcc-6 version 6.3.0 20170516
        smoketime 10 hours 55 minutes (average 54 minutes 35 seconds)
    
    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
    
    v5.24.3-39-gc79efdcad5  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
    O -         -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
    O -         -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 -Duse64bitint
    O -         -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 -Duselongdouble
    ? -         -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 -Dusemorebits
    | +--------- -DDEBUGGING
    +----------- no debugging
    
    
    Locally applied patches:
        SMOKEc79efdcad58f13866eb1547d084970d863900b08
    
    Compiler messages(gcc):
    make ...sv.c: In function ‘Perl_dirp_dup’:
    sv.c:13210:5: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    sv.c:13231:6: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    sv.c:13239:6: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    pp_sys.c: In function ‘Perl_pp_readdir’:
    config.h:2212:27: warning: ‘readdir_r’ is deprecated [-Wdeprecated-declarations]
    inflate.c: In function ‘inflateUndermine’:
    inflate.c:1487:9: warning: unused parameter ‘subvert’ [-Wunused-parameter]
    inflate.c: In function ‘inflateMark’:
    inflate.c:1507:61: warning: left shift of negative value [-Wshift-negative-value]
    MD5.xs:159:1: warning: ‘static’ is not at beginning of declaration [-Wold-style-declaration]
    ListUtil.xs: In function ‘XS_List__Util_pairmap’:
    ListUtil.xs:809:17: warning: unused variable ‘b’ [-Wunused-variable]
    ListUtil.xs:808:17: warning: unused variable ‘a’ [-Wunused-variable]
    ListUtil.xs:851:17: warning: unused variable ‘b’ [-Wunused-variable]
    ListUtil.xs:850:17: warning: unused variable ‘a’ [-Wunused-variable]
    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]
    POSIX.xs:1639:1: warning: ‘not_here’ defined but not used [-Wunused-function]
    POSIX.o: In function `XS_POSIX_tmpnam':
    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-5.24.x/XSUB.h:165:20: warning: unused variable ‘items’ [-Wunused-variable]
    XSUsage.c: In function ‘XS_XSUsage_two’:
    /home/njh/perl5/perl-build-smoker/perl-5.24.x/XSUB.h:202:20: 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]
    cop.h:612:13: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    perl.c: In function ‘S_init_tls_and_interp’:
    perl.c:86:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_sys_init’:
    perl.c:117:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_sys_init3’:
    perl.c:129:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_sys_term’:
    perl.c:142:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_construct’:
    perl.c:220:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_destruct’:
    perl.c:528:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c:551:17: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    cop.h:100:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    cop.h:115:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    gv.c: In function ‘Perl_newGP’:
    gv.c:171:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘Perl_lex_start’:
    perl.c:848:6: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    perl.c:885:6: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    toke.c: In function ‘Perl_lex_stuff_pvn’:
    toke.c:966:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c:1223:13: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    perl.c: In function ‘perl_free’:
    perl.c:1383:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_fini’:
    perl.c:1452:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘perl_parse’:
    perl.c:1490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘Perl_lex_peek_unichar’:
    toke.c:1378:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘S_parse_body’:
    perl.c:1866:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘S_incline’:
    op.c: In function ‘Perl_op_free’:
    op.c:698:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_clear’:
    op.c:863:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_null’:
    op.c:1187:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_refcnt_lock’:
    op.c:1203:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_refcnt_unlock’:
    op.c:1214:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_alloc_LOGOP’:
    op.c:1434:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_scalarvoid’:
    op.c:1789:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘S_gv_fetchmeth_internal’:
    gv.c:805:29: warning: declaration of ‘hvname’ shadows a previous local [-Wshadow]
    op.c:1981:61: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    op.c:1981:74: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    perl.c: In function ‘Perl_call_sv’:
    perl.c:2726:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘S_get_and_check_backslash_N_name’:
    toke.c:2681:19: warning: declaration of ‘first_bad_char_loc’ shadows a previous local [-Wshadow]
    perl.c: In function ‘Perl_eval_sv’:
    perl.c:2876:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_lvref’:
    op.c:2666:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_eval_pv’:
    sv.h:1759:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    op.c: In function ‘Perl_op_lvalue_flags’:
    op.c:2785:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:2829:7: warning: declaration of ‘kid’ shadows a previous local [-Wshadow]
    perl.c: In function ‘Perl_require_pv’:
    pp.h:111:19: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    perl.c: In function ‘Perl_moreswitches’:
    perl.c:3158:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_doref’:
    op.c:3287:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘S_init_main_stash’:
    op.c: In function ‘Perl_op_scope’:
    op.c:3880:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c: In function ‘S_scan_const’:
    toke.c:3591:41: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    perl.h:1577:52: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    toke.c:3621:37: warning: declaration of ‘uv’ shadows a previous local [-Wshadow]
    toke.c:3644:50: warning: declaration of ‘off’ shadows a previous local [-Wshadow]
    toke.c:3645:41: warning: declaration of ‘uv’ shadows a previous local [-Wshadow]
    perl.c: In function ‘S_validate_suid’:
    perl.c:3889:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.c: In function ‘Perl_init_debugger’:
    perl.c: In function ‘S_init_predump_symbols’:
    op.c: In function ‘S_op_integerize’:
    op.c:4260:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_fold_constants’:
    op.c:4274:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:4327:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    perl.c: In function ‘S_init_postdump_symbols’:
    perl.c:4304:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:4351:15: warning: declaration of ‘type’ shadows a previous local [-Wshadow]
    perl.c:4394:26: warning: declaration of ‘nlen’ shadows a previous local [-Wshadow]
    op.c: In function ‘S_gen_constant_list’:
    op.c:4453:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_op_convert_list’:
    op.c:4629:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newLISTOP’:
    op.c:4735:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newOP’:
    op.c:4784:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newUNOP’:
    op.c:4827:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newUNOP_AUX’:
    op.c:4877:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_newMETHOP_internal’:
    op.c:4916:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newBINOP’:
    op.c:4992:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_pmtrans’:
    op.c: In function ‘Perl_newPMOP’:
    op.c:5393:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_pmruntime’:
    op.c:5512:6: warning: declaration of ‘o’ shadows a parameter [-Wshadow]
    op.c:5540:6: warning: declaration of ‘o’ shadows a parameter [-Wshadow]
    op.c: In function ‘Perl_newSVOP’:
    op.c:5835:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newPADOP’:
    op.c:5891:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newPVOP’:
    op.c:5958:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_magic_freeovrld’:
    op.c: In function ‘Perl_utilize’:
    op.c:6034:10: warning: declaration of ‘pack’ shadows a previous local [-Wshadow]
    gv.c: In function ‘Perl_Gv_AMupdate’:
    op.c: In function ‘Perl_newSTATEOP’:
    op.c:6560:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_new_logop’:
    op.c:6698:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_try_amagic_bin’:
    gv.c:2924:13: warning: declaration of ‘left’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_newCONDOP’:
    op.c:6912:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_amagic_call’:
    gv.c:3002:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newLOOPOP’:
    op.c: In function ‘Perl_newWHILEOP’:
    op.c:7162:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newFOROP’:
    op.c:7286:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_newGIVWHENOP’:
    op.c:7508:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_gv_name_set’:
    gv.c:3496:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_cv_const_sv’:
    toke.c: In function ‘Perl_yylex’:
    toke.c:4496:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    gv.c: In function ‘Perl_gv_try_downgrade’:
    op.c: In function ‘Perl_cv_const_sv_or_av’:
    op.c: In function ‘Perl_newMYSUB’:
    op.c:7993:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:8146:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:5124:7: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newATTRSUB_x’:
    op.c:8552:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:8617:13: 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’:
    toke.c:6314:12: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_oopsAV’:
    op.c:9154:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_oopsHV’:
    op.c:9180:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newAVREF’:
    op.c:9206:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newHVREF’:
    op.c:9231:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newCVREF’:
    op.c:9249:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_newSVREF’:
    op.c:9258:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:6604:13: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    toke.c:6773:7: warning: declaration of ‘cv’ shadows a previous local [-Wshadow]
    toke.c:7232:10: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_spair’:
    op.c:9441:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:9455:19: warning: declaration of ‘type’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_eval’:
    op.c:9539:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_rvconst’:
    op.c:9643:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_ftst’:
    op.c:9734:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:7839:25: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_smartmatch’:
    op.c:10268:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_sassign’:
    op.c:10333:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    toke.c:7967:8: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_require’:
    op.c:10629:13: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c:10666:17: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_select’:
    op.c:10718:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_ck_sort’:
    op.c:10787:6: warning: declaration of ‘kid’ shadows a previous local [-Wshadow]
    op.c: In function ‘Perl_ck_split’:
    op.c:10960:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_rv2cv_op_cv’:
    toke.c: In function ‘S_new_constant’:
    op.c: In function ‘Perl_ck_each’:
    op.c:11922:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘S_maybe_multideref’:
    op.c:12528:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_rpeep’:
    op.c:13151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    op.c: In function ‘Perl_wrap_op_checker’:
    op.c:14835:35: warning: declaration of ‘opcode’ shadows a global declaration [-Wshadow]
    op.c:14838:5: 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: In function ‘Perl_start_subparse’:
    gv.c: In function ‘Perl_gv_autoload_pvn’:
    gv.c:697:1: warning: inlining failed in call to ‘S_gv_fetchmeth_internal’: --param max-inline-insns-single limit reached [-Winline]
    gv.c: In function ‘Perl_gv_fetchmethod_pvn_flags’:
    gv.c: In function ‘Perl_gv_fetchpvn_flags’:
    gv.c:1550:1: warning: inlining failed in call to ‘S_parse_gv_stash_name’: --param large-function-growth limit reached [-Winline]
    gv.c: In function ‘Perl_gv_fetchmeth_pv’:
    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’:
    perly.y: In function ‘Perl_yyparse’:
    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:1658:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘S_cv_clone_pad’:
    pad.c:2036:25: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘S_cv_clone’:
    pad.c:2232:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pad.c: In function ‘Perl_pad_fixup_inner_anons’:
    pad.c:2400:10: 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:3269:21: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    regcomp.c:3270:26: warning: declaration of ‘ch’ shadows a previous local [-Wshadow]
    regcomp.c:3290:28: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_study_chunk’:
    regcomp.c:4409:34: warning: declaration of ‘last’ shadows a parameter [-Wshadow]
    regcomp.c: In function ‘S_concat_pat’:
    regcomp.c:6225:33: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    regcomp.c:6273:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_compile_runtime_code’:
    cop.h:1012:26: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    cop.h:1038:27: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘Perl_re_op_compile’:
    regcomp.c:7735:24: warning: declaration of ‘scan’ shadows a previous local [-Wshadow]
    regcomp.h:1067:40: 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:8278:9: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    regcomp.c:10879:18: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_grok_bslash_N’:
    regcomp.c:657:8: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_regatom’:
    regcomp.c:13155:12: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    regcomp.c:13192:12: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    regcomp.c: In function ‘S_handle_regex_sets’:
    regcomp.c:14588:12: warning: declaration of ‘depth’ shadows a parameter [-Wshadow]
    regcomp.c:14815:34: warning: declaration of ‘save_parse’ shadows a previous local [-Wshadow]
    regcomp.c:15025:25: 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:19285:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c:19314:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘Perl_re_dup_guts’:
    regcomp.c:19367:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘Perl_regdupe_internal’:
    regcomp.c:19460:5: 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:20099:21: 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:20328:17: warning: declaration of ‘op’ shadows a previous local [-Wshadow]
    dump.c: In function ‘S_sequence_num’:
    dump.c:758:5: 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:165:22: 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:718:16: warning: declaration of ‘mg’ shadows a previous local [-Wshadow]
    util.c: In function ‘Perl_foldEQ_locale’:
    util.c:1110:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘S_invoke_exception_hook’:
    util.c: In function ‘Perl_vwarner’:
    util.c:2056:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_my_setenv’:
    util.c:2168:3: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c:2200:27: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    util.c: In function ‘Perl_my_popen_list’:
    util.c:2557:11: warning: declaration of ‘n’ shadows a parameter [-Wshadow]
    util.c: In function ‘Perl_atfork_lock’:
    util.c:2783:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_atfork_unlock’:
    util.c:2809:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_rsignal’:
    util.c:2888:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_rsignal_save’:
    util.c:2927:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_rsignal_restore’:
    util.c:2957:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_get_context’:
    util.c:3541:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_set_context’:
    util.c:3564:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_get_ppaddr’:
    util.c:3624:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘Perl__invlist_intersection_maybe_complement_2nd’:
    regcomp.c:9591:1: warning: inlining failed in call to ‘S_invlist_clone’: --param max-inline-insns-single limit reached [-Winline]
    regcomp.c:8491:1: warning: inlining failed in call to ‘S_invlist_trim’: --param inline-unit-growth limit reached [-Winline]
    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:5364:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_my_cxt_init’:
    util.c:5428:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    util.c: In function ‘Perl_get_re_arg’:
    regcomp.c: In function ‘S_ssc_finalize’:
    regcomp.c: In function ‘Perl__invlist_union_maybe_complement_2nd’:
    mg.c: In function ‘S_mg_free_struct’:
    mg.c: In function ‘Perl__get_encoding’:
    mg.c:786:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c: In function ‘Perl_magic_setsig’:
    mg.c:1529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c: In function ‘Perl_magic_methcall’:
    mg.c:1831:16: 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:2576:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c: In function ‘Perl_magic_set’:
    mg.c:2655:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    mg.c:2797:13: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    mg.c:2852:14: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    mg.c:2852:19: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    mg.c:2877:11: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    mg.c: In function ‘Perl_sighandler’:
    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:10274:1: warning: inlining failed in call to ‘S_handle_named_backref’: --param inline-unit-growth limit reached [-Winline]
    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:12008:1: warning: inlining failed in call to ‘S_compute_EXACTish’: call is unlikely and code size would grow [-Winline]
    regcomp.c:12030:1: warning: inlining failed in call to ‘S_alloc_maybe_populate_EXACT’: call is unlikely and code size would grow [-Winline]
    regcomp.c:9685:1: warning: inlining failed in call to ‘S_invlist_highest’: --param inline-unit-growth limit reached [-Winline]
    regcomp.c:9626:1: warning: inlining failed in call to ‘S_invlist_iterinit’: call is unlikely and code size would grow [-Winline]
    regcomp.c:9634:1: warning: inlining failed in call to ‘S_invlist_iterfinish’: call is unlikely and code size would grow [-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]
    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:994:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:1013:10: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    hv.c: In function ‘Perl_newHVhv’:
    hv.c:1475:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_clear’:
    hv.c:1676:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘S_clear_placeholders’:
    hv.c:1756:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_undef_flags’:
    hv.c: In function ‘Perl_hv_name_set’:
    hv.c:2265:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:2280:16: warning: declaration of ‘name’ shadows a parameter [-Wshadow]
    hv.c: In function ‘Perl_hv_ename_add’:
    hv.c:2373:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_iternext_flags’:
    hv.c:2562:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_share_hek’:
    hv.c:2948:11: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘S_refcounted_he_value’:
    hv.c:3089:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_refcounted_he_chain_2hv’:
    hv.c:3140:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_refcounted_he_fetch_pvn’:
    hv.c:3254:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:3278:18: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    hv.c:3278:30: warning: declaration of ‘keyend’ shadows a previous local [-Wshadow]
    hv.c: In function ‘Perl_refcounted_he_new_pvn’:
    hv.c:3407:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c:3454:18: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    hv.c:3454:30: warning: declaration of ‘keyend’ shadows a previous local [-Wshadow]
    hv.c: In function ‘Perl_refcounted_he_free’:
    hv.c:3573:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_refcounted_he_inc’:
    hv.c:3612:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    hv.c: In function ‘Perl_hv_assert’:
    hv.c:3709:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c:12030:1: warning: inlining failed in call to ‘S_alloc_maybe_populate_EXACT’: --param inline-unit-growth limit reached [-Winline]
    av.c: In function ‘S_adjust_index’:
    av.c: In function ‘Perl_av_clear’:
    av.c: In function ‘Perl_av_undef’:
    av.c: In function ‘Perl_av_unshift’:
    av.c:703:16: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    av.c: In function ‘Perl_av_exists’:
    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:634:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp_hot.c:634:47: 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:1114:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_hot.c: In function ‘Perl_pp_aassign’:
    pp_hot.c:1243:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_hot.c: In function ‘Perl_pp_match’:
    pp_hot.c:1864:13: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_hot.c:1865:22: 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:3367:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_hot.c: In function ‘Perl_pp_entersub’:
    pp_hot.c:3859:21: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_hot.c:3949:11: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_hot.c: In function ‘Perl_pp_aelem’:
    sv.c: In function ‘Perl_more_bodies’:
    perl.h:165:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
    pp_hot.c: In function ‘Perl_vivify_ref’:
    sv.c: In function ‘Perl_sv_upgrade’:
    pp_hot.c: In function ‘S_opmethod_stash’:
    sv.c: In function ‘S_sv_2iuv_non_preserve’:
    sv.c:2065:29: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:2074:25: 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:2352:41: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_2pv_flags’:
    sv.c:3083:16: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_2bool_flags’:
    sv.c:3340:52: 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:4272:13: 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:6417:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regcomp.c: In function ‘S_study_chunk.constprop’:
    regcomp.c:1818:1: warning: inlining failed in call to ‘S_ssc_add_range’: call is unlikely and code size would grow [-Winline]
    sv.c: In function ‘S_curse’:
    sv.c: In function ‘Perl_sv_free2’:
    sv.c:6933:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_sv_gets’:
    perl.h:1731:26: 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:8832:34: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_dec_nomg’:
    sv.c:9015:38: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_2mortal’:
    sv.c:9201:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_newSVpvn_share’:
    sv.c:9341:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_sv_true’:
    sv.c:9895:20: 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:10882:19: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘S_hextract’:
    sv.c:11045:36: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c: In function ‘Perl_sv_vcatpvfn_flags’:
    sv.c:11551:11: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    sv.c:11865:13: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:11925:11: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    sv.c:12429:23: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    sv.c:12515:28: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:12529:29: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:12733:19: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    sv.c:12889:14: warning: declaration of ‘nsv’ shadows a previous local [-Wshadow]
    sv.c:12915:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:12924:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    sv.c:12929:10: 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:13630:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_ss_dup’:
    sv.c:14284:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perl.h:1753:20: 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:14640:4: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘Perl_clone_params_new’:
    sv.c:15454:5: 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:15667:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c: In function ‘S_find_uninit_var’:
    sv.c:15815:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    sv.c:16389:13: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    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:1372:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c:1372:47: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_divide’:
    pp.c:1633:12: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_modulo’:
    pp.c:1733:10: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c:1737:34: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_pp_repeat’:
    pp.h:487:21: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp.c: In function ‘Perl_pp_subtract’:
    pp.c:1953:20: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c:1953:47: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp.c: In function ‘Perl_do_ncmp’:
    pp.c:2293:15: 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:3099:12: 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_refassign’:
    pp.c: In function ‘Perl_pp_lvref’:
    pp.c:6602:16: warning: declaration of ‘mg’ shadows a previous local [-Wshadow]
    pp.c: In function ‘Perl_pp_lvrefslice’:
    scope.c: In function ‘Perl_leave_scope’:
    scope.c:866:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    scope.c:910:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    scope.c:1187:14: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    scope.c:1252:8: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_formline’:
    pp_ctl.c:836:21: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_mapwhile’:
    pp_ctl.c:1087:6: 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:2648:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_ctl.c:2669:20: warning: declaration of ‘cx’ shadows a previous local [-Wshadow]
    pp_ctl.c:2790:8: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘S_doeval_compile’:
    pp_ctl.c: In function ‘Perl_pp_require’:
    pp_ctl.c:3788:8: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    pp_ctl.c: In function ‘Perl_pp_hintseval’:
    pp_ctl.c: In function ‘Perl_pp_entereval’:
    pp_ctl.c:4109:9: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_ctl.c:4120:9: 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:111:19: 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:1142:13: 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:4458:14: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4461:14: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4463:14: 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:4519:10: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4525:10: warning: cast from function call of type ‘_Bool’ to non-matching type ‘int’ [-Wbad-function-cast]
    pp_sys.c:4531:10: 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:4719:32: 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:860:28: warning: declaration of ‘io’ shadows a previous local [-Wshadow]
    doio.c:1030:24: 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:1568:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    doio.c: In function ‘Perl_do_exec3’:
    doio.c:1619:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c: In function ‘Perl_re_intuit_start’:
    regexec.c:722:17: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    regexec.c: In function ‘S_find_byclass’:
    regexec.c:1832:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c:2636:33: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    regexec.c: In function ‘S_setup_EXACTISH_ST_c1_c2’:
    regexec.c:4049:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c: In function ‘S_regmatch’:
    regexec.c:5168:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    regexec.c:6552:22: warning: declaration of ‘startpoint’ shadows a previous local [-Wshadow]
    cop.h:1010:11: warning: declaration of ‘next’ shadows a previous local [-Wshadow]
    regexec.c:7206:10: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    regexec.c:7875:7: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    regexec.c: In function ‘S_reginclass’:
    regexec.c:9038:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    utf8.c: In function ‘Perl_is_utf8_string’:
    utf8.c:397:16: warning: declaration of ‘len’ shadows a parameter [-Wshadow]
    utf8.c: In function ‘Perl_is_utf8_string_loclen’:
    utf8.c:440:16: warning: declaration of ‘len’ shadows a parameter [-Wshadow]
    utf8.c:958:1: warning: no previous prototype for ‘Perl_utf8_to_uvchr_buf’ [-Wmissing-prototypes]
    utf8.c: In function ‘S__to_utf8_case’:
    utf8.c: In function ‘Perl__core_swash_init’:
    utf8.c: In function ‘Perl_swash_fetch’:
    utf8.c: In function ‘S_swatch_get’:
    utf8.c:3352:6: warning: declaration of ‘s’ shadows a previous local [-Wshadow]
    utf8.c:3428:16: 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’:
    taint.c: In function ‘Perl_taint_env’:
    taint.c:161:21: warning: declaration of ‘e’ shadows a previous local [-Wshadow]
    taint.c:179:21: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    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:2218:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIOUnix_refcnt_inc’:
    perlio.c:2270:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIOUnix_refcnt’:
    perlio.c:2337:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIO_teardown’:
    perlio.c:2392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    perlio.c: In function ‘PerlIOStdio_close’:
    perlio.c:3229:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    numeric.c: In function ‘Perl_grok_numeric_radix’:
    numeric.c: In function ‘Perl_grok_infnan’:
    numeric.c:690:29: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    numeric.c:702:29: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    numeric.c: In function ‘S_mulexp10’:
    numeric.c:1118:15: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    numeric.c:1167:16: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    numeric.c:1171:19: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    numeric.c: In function ‘Perl_my_atof’:
    mathoms.c:907:1: warning: no previous prototype for ‘Perl_hv_store_ent’ [-Wmissing-prototypes]
    mathoms.c:913:1: warning: no previous prototype for ‘Perl_hv_exists_ent’ [-Wmissing-prototypes]
    mathoms.c:922:1: warning: no previous prototype for ‘Perl_hv_fetch_ent’ [-Wmissing-prototypes]
    mathoms.c:931:1: warning: no previous prototype for ‘Perl_hv_delete_ent’ [-Wmissing-prototypes]
    mathoms.c:940:1: warning: no previous prototype for ‘Perl_hv_store_flags’ [-Wmissing-prototypes]
    mathoms.c:948:1: warning: no previous prototype for ‘Perl_hv_store’ [-Wmissing-prototypes]
    mathoms.c:965:1: warning: no previous prototype for ‘Perl_hv_exists’ [-Wmissing-prototypes]
    mathoms.c:984:1: warning: no previous prototype for ‘Perl_hv_fetch’ [-Wmissing-prototypes]
    mathoms.c:1004:1: warning: no previous prototype for ‘Perl_hv_delete’ [-Wmissing-prototypes]
    mathoms.c:1042:1: warning: no previous prototype for ‘Perl_sv_insert’ [-Wmissing-prototypes]
    mathoms.c:1050:1: warning: no previous prototype for ‘Perl_save_freesv’ [-Wmissing-prototypes]
    mathoms.c:1056:1: warning: no previous prototype for ‘Perl_save_mortalizesv’ [-Wmissing-prototypes]
    mathoms.c:1064:1: warning: no previous prototype for ‘Perl_save_freeop’ [-Wmissing-prototypes]
    mathoms.c:1070:1: warning: no previous prototype for ‘Perl_save_freepv’ [-Wmissing-prototypes]
    mathoms.c:1076:1: warning: no previous prototype for ‘Perl_save_op’ [-Wmissing-prototypes]
    mathoms.c:1083:1: warning: no previous prototype for ‘Perl_gv_SVadd’ [-Wmissing-prototypes]
    mathoms.c:1090:1: warning: no previous prototype for ‘Perl_gv_AVadd’ [-Wmissing-prototypes]
    mathoms.c:1096:1: warning: no previous prototype for ‘Perl_gv_HVadd’ [-Wmissing-prototypes]
    mathoms.c:1102:1: warning: no previous prototype for ‘Perl_gv_IOadd’ [-Wmissing-prototypes]
    mathoms.c:1219:1: warning: no previous prototype for ‘Perl_sv_copypv’ [-Wmissing-prototypes]
    mathoms.c:1712:1: warning: no previous prototype for ‘Perl_is_utf8_char_buf’ [-Wmissing-prototypes]
    locale.c: In function ‘Perl_new_ctype’:
    locale.c:279:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    locale.c:410:17: warning: format not a string literal, argument types not checked [-Wformat-nonliteral]
    locale.c: In function ‘Perl__warn_problematic_locale’:
    locale.c:441:30: warning: format not a string literal, argument types not checked [-Wformat-nonliteral]
    locale.c: In function ‘Perl_init_i18nl10n’:
    locale.c:1190:15: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    locale.c: In function ‘Perl__is_in_locale_category’:
    locale.c:1792:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    locale.c: In function ‘Perl_my_strerror’:
    locale.c:1812:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    pp_pack.c: In function ‘S_utf8_to_bytes’:
    pp_pack.c:311:16: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    pp_pack.c: In function ‘S_unpack_rec’:
    pp_pack.c:940:10: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    pp_pack.c:1289:14: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_pack.c: In function ‘S_pack_rec’:
    pp_pack.c:2915:23: warning: declaration of ‘from’ shadows a previous local [-Wshadow]
    pp_pack.c:2918:23: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    pp_sort.c: In function ‘Perl_pp_sort’:
    cop.h:1012:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    pp_sort.c:1684:15: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    cop.h:1038:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    pp_sort.c: In function ‘S_sv_ncmp’:
    pp_sort.c:1882:13: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp_sort.c:1882:27: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    pp_sort.c: In function ‘S_amagic_ncmp’:
    pp_sort.c:1906:66: 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: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:373:17: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:381:17: warning: cast from function call of type ‘double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:393:18: 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:165:22: warning: declaration of ‘my_perl’ shadows a global declaration [-Wshadow]
    ../../inline.h: In function ‘S_cx_popsub_args’:
    ../../handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    ../../cop.h:612:13: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    dlutils.c: In function ‘dl_generic_private_init’:
    ../../perl.h:6488:12: 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:315:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_unload_file’:
    DynaLoader.c:377:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_find_symbol’:
    DynaLoader.c:401:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_undef_symbols’:
    DynaLoader.c:445:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_install_xsub’:
    DynaLoader.c:459:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_dl_error’:
    DynaLoader.c:491:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘XS_DynaLoader_CLONE’:
    DynaLoader.c:513:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DynaLoader.c: In function ‘boot_DynaLoader’:
    DynaLoader.c:541:5: 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]
    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]
    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:165:22: warning: declaration of ‘my_perl’ shadows a parameter [-Wshadow]
    arybase.c: In function ‘XS_arybase_FETCH’:
    arybase.c:566:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase_STORE’:
    arybase.c:589:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase__mg_FETCH’:
    arybase.c:615:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘XS_arybase__mg_STORE’:
    arybase.c:646:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    arybase.c: In function ‘boot_arybase’:
    arybase.c:685:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.xs: In function ‘intrpvar_sv_common’:
    B.xs:640:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_formfeed’:
    B.c:916:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_amagic_generation’:
    B.c:935:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_comppadlist’:
    B.c:953:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_sv_undef’:
    B.c:983:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_main_root’:
    B.c:1004:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_sub_generation’:
    B.c:1023:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_walkoptree’:
    B.c:1042:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_walkoptree_debug’:
    B.c:1068:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../sv.h:1759:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    B.c: In function ‘XS_B_address’:
    B.c:1089:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_svref_2object’:
    B.c:1108:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_opnumber’:
    B.c:1130:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_ppname’:
    B.c:1162:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_hash’:
    B.c:1181:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_cast_I32’:
    B.c:1203:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_minus_c’:
    B.c:1222:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_cstring’:
    B.c:1241:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_threadsv_names’:
    B.c:1262:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B_CLONE’:
    B.c:1282:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__OP_next’:
    B.c:1305:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__OP_oplist’:
    B.c:1596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__UNOP_AUX_string’:
    B.c:1623:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:1630:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__UNOP_AUX_aux_list’:
    B.c:1670:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:1677:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.xs:1362:32: warning: declaration of ‘items’ shadows a previous local [-Wshadow]
    B.c: In function ‘XS_B__SV_REFCNT’:
    B.c:1818:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__SV_object_2svref’:
    B.c:1846:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IV_IV’:
    B.c:1874:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IV_IVX’:
    B.c:1946:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IV_packiv’:
    B.c:2020:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__NV_NV’:
    B.c:2067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__REGEXP_REGEX’:
    B.c:2093:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PV_RV’:
    B.c:2132:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PV_PV’:
    B.c:2161:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PVMG_MAGIC’:
    B.c:2258:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__MAGIC_MOREMAGIC’:
    B.c:2287:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__BM_PREVIOUS’:
    B.c:2362:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__BM_RARE’:
    B.c:2390:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_NAME’:
    B.c:2418:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_is_empty’:
    B.c:2445:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_GP’:
    B.c:2476:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_SV’:
    B.c:2511:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.xs:1950:22: warning: declaration of ‘gv’ shadows a previous local [-Wshadow]
    B.c: In function ‘XS_B__GV_LINE’:
    B.c:2561:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_GPFLAGS’:
    B.c:2587:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__GV_FILEGV’:
    B.c:2613:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__IO_IsSTD’:
    B.c:2640:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__AV_FILL’:
    B.c:2683:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__AV_ARRAY’:
    B.c:2709:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__AV_ARRAYelt’:
    B.c:2741:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__FM_LINES’:
    B.c:2773:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__CV_CONST’:
    B.c:2801:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2805:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_START’:
    B.c:2827:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2834:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_DEPTH’:
    B.c:2856:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2860:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_PADLIST’:
    B.c:2885:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2889:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_HSCXT’:
    B.c:2949:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2953:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_XSUB’:
    B.c:2976:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:2981:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_const_sv’:
    B.c:3006:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:3012:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_GV’:
    B.c:3033:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:3037:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__CV_NAME_HEK’:
    B.c:3057:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:3061:8: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.c: In function ‘XS_B__HV_FILL’:
    B.c:3084:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HV_RITER’:
    B.c:3110:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HV_ARRAY’:
    B.c:3136:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HE_VAL’:
    B.c:3181:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__HE_HASH’:
    B.c:3209:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__RHE_HASH’:
    B.c:3235:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_MAX’:
    B.c:3265:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_NAMES’:
    B.c:3294:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_ARRAY’:
    B.c:3325:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_ARRAYelt’:
    B.c:3363:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADLIST_REFCNT’:
    B.c:3402:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAMELIST_ARRAY’:
    B.c:3431:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAMELIST_ARRAYelt’:
    B.c:3468:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAME_TYPE’:
    B.c:3523:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAME_PV’:
    B.c:3570:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘XS_B__PADNAME_FLAGS’:
    B.c:3604:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c: In function ‘boot_B’:
    B.c:3642:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    B.c:3988:5: warning: "XSubPPtmpAAAD" is not defined [-Wundef]
    ./const-xs.inc:389:7: warning: declaration of ‘he’ shadows a previous local [-Wshadow]
    ./const-xs.inc:414:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.xs:757:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    B.xs:758:17: warning: declaration of ‘file’ shadows a previous local [-Wshadow]
    B.xs:806:5: 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]
    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]
    Zlib.xs:501:8: warning: no previous prototype for ‘my_zcalloc’ [-Wmissing-prototypes]
    Zlib.xs:508:6: warning: no previous prototype for ‘my_zcfree’ [-Wmissing-prototypes]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_constant’:
    Zlib.c:803:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_zlib_version’:
    Zlib.c:911:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_ZLIB_VERNUM’:
    Zlib.c:928:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_zlibCompileFlags’:
    Zlib.c:958:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_adler32’:
    Zlib.c:976:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_crc32’:
    Zlib.c:1014:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_crc32_combine’:
    Zlib.c:1059:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib_adler32_combine’:
    Zlib.c:1088:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateInit’:
    Zlib.c:1117:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateInit’:
    Zlib.c:1206:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_DispStream’:
    Zlib.c:1294:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_deflateReset’:
    Zlib.c:1330:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_deflate’:
    Zlib.c:1366:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_DESTROY’:
    Zlib.c:1509:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_flush’:
    Zlib.c:1544:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream__deflateParams’:
    Zlib.c:1686:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_get_Level’:
    Zlib.c:1758:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_get_Strategy’:
    Zlib.c:1787:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_get_Bufsize’:
    Zlib.c:1816:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_status’:
    Zlib.c:1845:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_crc32’:
    Zlib.c:1874:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_dict_adler’:
    Zlib.c:1903:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_adler32’:
    Zlib.c:1932:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_compressedBytes’:
    Zlib.c:1961:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_uncompressedBytes’:
    Zlib.c:1990:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_total_in’:
    Zlib.c:2019:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_total_out’:
    Zlib.c:2048:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_msg’:
    Zlib.c:2077:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__deflateStream_deflateTune’:
    Zlib.c:2106:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_DispStream’:
    Zlib.c:2149:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflateReset’:
    Zlib.c:2185:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflate’:
    Zlib.c:2221:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflateCount’:
    Zlib.c:2448:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_compressedBytes’:
    Zlib.c:2477:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_uncompressedBytes’:
    Zlib.c:2506:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_inflateSync’:
    Zlib.c:2535:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_DESTROY’:
    Zlib.c:2596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_status’:
    Zlib.c:2633:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_crc32’:
    Zlib.c:2662:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_dict_adler’:
    Zlib.c:2691:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_total_in’:
    Zlib.c:2720:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_adler32’:
    Zlib.c:2749:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_total_out’:
    Zlib.c:2778:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_msg’:
    Zlib.c:2807:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_get_Bufsize’:
    Zlib.c:2836:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateStream_set_Append’:
    Zlib.c:2865:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_DESTROY’:
    Zlib.c:2899:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_DispStream’:
    Zlib.c:2936:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_inflateReset’:
    Zlib.c:2972:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_scan’:
    Zlib.c:3008:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_getEndOffset’:
    Zlib.c:3164:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_inflateCount’:
    Zlib.c:3197:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_compressedBytes’:
    Zlib.c:3230:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_uncompressedBytes’:
    Zlib.c:3259:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_getLastBlockOffset’:
    Zlib.c:3288:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_getLastBufferOffset’:
    Zlib.c:3321:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_resetLastBlockByte’:
    Zlib.c:3354:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream__createDeflateStream’:
    Zlib.c:3392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_status’:
    Zlib.c:3496:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_crc32’:
    Zlib.c:3529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘XS_Compress__Raw__Zlib__inflateScanStream_adler32’:
    Zlib.c:3558:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Zlib.c: In function ‘boot_Compress__Raw__Zlib’:
    Zlib.c:3592:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    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:893:17: warning: declaration of ‘iname’ shadows a previous local [-Wshadow]
    Dumper.xs:993:13: warning: declaration of ‘key’ shadows a previous local [-Wshadow]
    Dumper.xs:1142:9: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    ../../perl.h:1577:52: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Dumper.c: In function ‘XS_Data__Dumper_Dumpxs’:
    Dumper.c:1503:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Dumper.xs:1561:12: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    Dumper.c: In function ‘XS_Data__Dumper__vstring’:
    Dumper.c:1757:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Dumper.c: In function ‘boot_Data__Dumper’:
    Dumper.c:1792:5: 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:1407:7: warning: declaration of ‘flags’ shadows a parameter [-Wshadow]
    DB_File.xs:1483:14: warning: declaration of ‘status’ shadows a previous local [-Wshadow]
    DB_File.c: In function ‘XS_DB_File_constant’:
    DB_File.c:1701:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_DoTie_’:
    DB_File.c:1809:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_DESTROY’:
    DB_File.c:1868:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_DELETE’:
    DB_File.c:1925:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_EXISTS’:
    DB_File.c:1990:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_FETCH’:
    DB_File.c:2050:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_STORE’:
    DB_File.c:2118:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_FIRSTKEY’:
    DB_File.c:2197:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_NEXTKEY’:
    DB_File.c:2237:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_unshift’:
    DB_File.c:2277:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_pop’:
    DB_File.c:2343:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_shift’:
    DB_File.c:2396:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_push’:
    DB_File.c:2448:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_length’:
    DB_File.c:2515:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_del’:
    DB_File.c:2549:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_get’:
    DB_File.c:2618:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_put’:
    DB_File.c:2691:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_fd’:
    DB_File.c:2776:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_sync’:
    DB_File.c:2823:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_seq’:
    DB_File.c:2868:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_fetch_key’:
    DB_File.c:2937:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_store_key’:
    DB_File.c:2966:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_fetch_value’:
    DB_File.c:2995:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘XS_DB_File_filter_store_value’:
    DB_File.c:3024:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    DB_File.c: In function ‘boot_DB_File’:
    DB_File.c:3058:5: 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]
    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]
    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]
    RealPPPort.xs:196:6: warning: no previous prototype for ‘call_newCONSTSUB_1’ [-Wmissing-prototypes]
    RealPPPort.xs:251:5: warning: no previous prototype for ‘get_PL_signals_1’ [-Wmissing-prototypes]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn’:
    RealPPPort.c:476:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn_flags’:
    RealPPPort.c:499:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn_utf8’:
    RealPPPort.c:522:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_exception’:
    RealPPPort.c:541:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_GvSVn’:
    RealPPPort.c:560:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_isGV_with_GP’:
    RealPPPort.c:586:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_cvn_flags’:
    RealPPPort.c:616:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_fetchpvn_flags’:
    RealPPPort.c:643:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_fetchsv’:
    RealPPPort.c:661:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_vnewSVpvf’:
    RealPPPort.c:681:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_vcatpvf’:
    RealPPPort.c:699:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_vsetpvf’:
    RealPPPort.c:720:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvf_mg’:
    RealPPPort.c:741:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_sv_catpvf_mg’:
    RealPPPort.c:760:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvf_mg_nocontext’:
    RealPPPort.c:779:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvf_mg’:
    RealPPPort.c:802:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_sv_setpvf_mg’:
    RealPPPort.c:821:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvf_mg_nocontext’:
    RealPPPort.c:840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_my_sprintf’:
    RealPPPort.c:863:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_iv_size’:
    RealPPPort.c:888:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_uv_size’:
    RealPPPort.c:906:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_iv_type’:
    RealPPPort.c:924:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_uv_type’:
    RealPPPort.c:942:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_newCONSTSUB_1’:
    RealPPPort.c:960:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_newCONSTSUB_2’:
    RealPPPort.c:974:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_newCONSTSUB_3’:
    RealPPPort.c:988:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvn_share’:
    RealPPPort.c:1002:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_checkmem’:
    RealPPPort.c:1044:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_no_THX_arg’:
    RealPPPort.c:1090:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_with_THX_arg’:
    RealPPPort.c:1110:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_warner’:
    RealPPPort.c:1130:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_warner’:
    RealPPPort.c:1147:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_warner_nocontext’:
    RealPPPort.c:1164:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_ckWARN’:
    RealPPPort.c:1181:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_MY_CXT_1’:
    RealPPPort.c:1199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_MY_CXT_2’:
    RealPPPort.c:1219:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_MY_CXT_CLONE’:
    RealPPPort.c:1238:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_number’:
    RealPPPort.c:1257:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_bin’:
    RealPPPort.c:1283:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_hex’:
    RealPPPort.c:1309:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_grok_oct’:
    RealPPPort.c:1335:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_number’:
    RealPPPort.c:1361:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_bin’:
    RealPPPort.c:1387:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_hex’:
    RealPPPort.c:1413:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_grok_oct’:
    RealPPPort.c:1439:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPVbyte’:
    RealPPPort.c:1465:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nolen’:
    RealPPPort.c:1490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_const’:
    RealPPPort.c:1514:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_mutable’:
    RealPPPort.c:1539:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags’:
    RealPPPort.c:1564:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags_const’:
    RealPPPort.c:1589:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags_const_nolen’:
    RealPPPort.c:1614:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_flags_mutable’:
    RealPPPort.c:1638:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force’:
    RealPPPort.c:1663:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_nolen’:
    RealPPPort.c:1688:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_mutable’:
    RealPPPort.c:1712:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_nomg’:
    RealPPPort.c:1737:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_nomg_nolen’:
    RealPPPort.c:1762:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_flags’:
    RealPPPort.c:1786:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_flags_nolen’:
    RealPPPort.c:1811:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_force_flags_mutable’:
    RealPPPort.c:1835:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nolen_const’:
    RealPPPort.c:1860:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg’:
    RealPPPort.c:1884:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg_const’:
    RealPPPort.c:1909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg_const_nolen’:
    RealPPPort.c:1934:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_nomg_nolen’:
    RealPPPort.c:1958:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvPV_renew’:
    RealPPPort.c:1982:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvREFCNT’:
    RealPPPort.c:2016:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_my_snprintf’:
    RealPPPort.c:2063:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_new_with_other_mg’:
    RealPPPort.c:2088:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_new_with_mg’:
    RealPPPort.c:2127:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_remove_null_magic’:
    RealPPPort.c:2166:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_remove_other_magic’:
    RealPPPort.c:2191:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_as_string’:
    RealPPPort.c:2216:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpv_mg’:
    RealPPPort.c:2246:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvn_mg’:
    RealPPPort.c:2265:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catsv_mg’:
    RealPPPort.c:2289:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setiv_mg’:
    RealPPPort.c:2308:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setnv_mg’:
    RealPPPort.c:2327:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpv_mg’:
    RealPPPort.c:2346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvn_mg’:
    RealPPPort.c:2365:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setsv_mg’:
    RealPPPort.c:2389:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setuv_mg’:
    RealPPPort.c:2408:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_usepvn_mg’:
    RealPPPort.c:2427:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvVSTRING_mg’:
    RealPPPort.c:2453:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_magic_portable’:
    RealPPPort.c:2473:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvs’:
    RealPPPort.c:2509:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvs_flags’:
    RealPPPort.c:2528:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVpvs_share’:
    RealPPPort.c:2547:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_catpvs’:
    RealPPPort.c:2575:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setpvs’:
    RealPPPort.c:2595:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_hv_fetchs’:
    RealPPPort.c:2615:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_hv_stores’:
    RealPPPort.c:2640:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_fetchpvs’:
    RealPPPort.c:2662:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_stashpvs’:
    RealPPPort.c:2680:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_cvs’:
    RealPPPort.c:2698:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newRV_inc_REFCNT’:
    RealPPPort.c:2725:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newRV_noinc_REFCNT’:
    RealPPPort.c:2750:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHs’:
    RealPPPort.c:2774:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHp’:
    RealPPPort.c:2796:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHn’:
    RealPPPort.c:2818:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHi’:
    RealPPPort.c:2840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mPUSHu’:
    RealPPPort.c:2862:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHs’:
    RealPPPort.c:2884:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHp’:
    RealPPPort.c:2905:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHn’:
    RealPPPort.c:2926:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHi’:
    RealPPPort.c:2947:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_mXPUSHu’:
    RealPPPort.c:2968:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_pv_escape_can_unicode’:
    RealPPPort.c:2989:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_pv_pretty’:
    RealPPPort.c:3011:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_pv_display’:
    RealPPPort.c:3049:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_croak_NVgf’:
    RealPPPort.c:3077:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvUV_set’:
    RealPPPort.c:3097:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvPVX_const’:
    RealPPPort.c:3120:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvPVX_mutable’:
    RealPPPort.c:3140:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_TestSvSTASH_set’:
    RealPPPort.c:3160:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ppport.h:6145:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSV_type’:
    RealPPPort.c:3181:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_CopSTASHPV’:
    RealPPPort.c:3229:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_CopFILE’:
    RealPPPort.c:3247:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_caller_cx’:
    RealPPPort.c:3268:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_my_strlfunc’:
    RealPPPort.c:3309:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_HvNAME_get’:
    RealPPPort.c:3349:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_HvNAMELEN_get’:
    RealPPPort.c:3373:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_G_SCALAR’:
    RealPPPort.c:3397:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_G_ARRAY’:
    RealPPPort.c:3415:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_G_DISCARD’:
    RealPPPort.c:3433:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_eval_sv’:
    RealPPPort.c:3451:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_eval_pv’:
    RealPPPort.c:3480:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_sv’:
    RealPPPort.c:3504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_pv’:
    RealPPPort.c:3537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_argv’:
    RealPPPort.c:3570:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_method’:
    RealPPPort.c:3605:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_call_sv_G_METHOD’:
    RealPPPort.c:3638:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_load_module’:
    RealPPPort.c:3671:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_ptrtests’:
    RealPPPort.c:3695:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.xs:1969:37: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    RealPPPort.c: In function ‘XS_Devel__PPPort_gv_stashpvn’:
    RealPPPort.c:3724:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_sv’:
    RealPPPort.c:3746:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_av’:
    RealPPPort.c:3768:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_hv’:
    RealPPPort.c:3790:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_get_cv’:
    RealPPPort.c:3812:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_xsreturn’:
    RealPPPort.c:3834:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_boolSV’:
    RealPPPort.c:3860:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_DEFSV’:
    RealPPPort.c:3880:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_DEFSV_modify’:
    RealPPPort.c:3898:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_ERRSV’:
    RealPPPort.c:3926:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_UNDERBAR’:
    RealPPPort.c:3944:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.xs:2073:19: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_prepush’:
    RealPPPort.c:3965:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PERL_ABS’:
    RealPPPort.c:3985:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SVf’:
    RealPPPort.c:4004:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_Perl_ppaddr_t’:
    RealPPPort.c:4028:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_check_HeUTF8’:
    RealPPPort.c:4061:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_setuv’:
    RealPPPort.c:4098:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_newSVuv’:
    RealPPPort.c:4119:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_sv_2uv’:
    RealPPPort.c:4139:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_SvUVx’:
    RealPPPort.c:4159:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_XSRETURN_UV’:
    RealPPPort.c:4180:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PUSHu’:
    RealPPPort.c:4198:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_XPUSHu’:
    RealPPPort.c:4222:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_compare_PL_signals’:
    RealPPPort.c:4245:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_sv_undef’:
    RealPPPort.c:4266:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_sv_yes’:
    RealPPPort.c:4284:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_sv_no’:
    RealPPPort.c:4302:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_na’:
    RealPPPort.c:4320:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_Sv’:
    RealPPPort.c:4341:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_tokenbuf’:
    RealPPPort.c:4360:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_parser’:
    RealPPPort.c:4378:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_hexdigit’:
    RealPPPort.c:4396:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_hints’:
    RealPPPort.c:4414:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_PL_ppaddr’:
    RealPPPort.c:4432:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_other_variables’:
    RealPPPort.c:4459:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_no_dummy_parser_vars’:
    RealPPPort.c:4527:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘XS_Devel__PPPort_dummy_parser_warning’:
    RealPPPort.c:4546:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    RealPPPort.c: In function ‘boot_Devel__PPPort’:
    RealPPPort.c:4568:5: 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]
    ../../../cop.h:612:13: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    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:596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../pp.h:111:19: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    Encode.c: In function ‘XS_Encode__utf8_encode_xs’:
    Encode.c:681:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_renew’:
    Encode.c:767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_renewed’:
    Encode.c:787:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_name’:
    Encode.c:808:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_cat_decode’:
    Encode.c:829:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_decode’:
    Encode.c:886:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_encode’:
    Encode.c:930:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_needs_lines’:
    Encode.c:971:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_perlio_ok’:
    Encode.c:993:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__XS_mime_name’:
    Encode.c:1024:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__bytes_to_utf8’:
    Encode.c:1065:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__utf8_to_bytes’:
    Encode.c:1101:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_is_utf8’:
    Encode.c:1184:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__utf8_on’:
    Encode.c:1224:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode__utf8_off’:
    Encode.c:1253:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_DIE_ON_ERR’:
    Encode.c:1282:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_WARN_ON_ERR’:
    Encode.c:1300:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_LEAVE_SRC’:
    Encode.c:1318:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_RETURN_ON_ERR’:
    Encode.c:1336:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_PERLQQ’:
    Encode.c:1354:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_HTMLCREF’:
    Encode.c:1372:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_XMLCREF’:
    Encode.c:1390:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_STOP_AT_PARTIAL’:
    Encode.c:1408:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_DEFAULT’:
    Encode.c:1426:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_CROAK’:
    Encode.c:1444:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_QUIET’:
    Encode.c:1462:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_WARN’:
    Encode.c:1480:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_PERLQQ’:
    Encode.c:1498:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_HTMLCREF’:
    Encode.c:1516:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘XS_Encode_FB_XMLCREF’:
    Encode.c:1534:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Encode.c: In function ‘boot_Encode’:
    Encode.c:1557:5: 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]
    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]
    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]
    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_all_keys’:
    Util.c:165:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hidden_ref_keys’:
    Util.c:241:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hv_store’:
    Util.c:285:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hash_seed’:
    Util.c:327:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hash_value’:
    Util.c:346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_hash_traversal_mask’:
    Util.c:383:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_bucket_info’:
    Util.c:419:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘XS_Hash__Util_bucket_array’:
    Util.c:502:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Util.c: In function ‘boot_Hash__Util’:
    Util.c:601:5: 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]
    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]
    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:564:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_ungetc’:
    IO.c:595:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_error’:
    IO.c:650:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_clearerr’:
    IO.c:679:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_untaint’:
    IO.c:710:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_flush’:
    IO.c:743:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_setbuf’:
    IO.c:781:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_setvbuf’:
    IO.c:807:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle_sync’:
    IO.c:859:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Handle__create_getline_subs’:
    IO.c:909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘XS_IO__Socket_sockatmark’:
    IO.c:932:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    IO.c: In function ‘boot_IO’:
    IO.c:993:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_min’:
    ListUtil.c:246:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_sum’:
    ListUtil.c:301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_minstr’:
    ListUtil.c:426:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_reduce’:
    ListUtil.c:469:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:312:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ../../cop.h:1098:13: warning: declaration of ‘cv’ shadows a previous local [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_first’:
    ListUtil.c:539:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:371:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_any’:
    ListUtil.c:611:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:440:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_pairs’:
    ListUtil.c:682:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_unpairs’:
    ListUtil.c:723:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_pairkeys’:
    ListUtil.c:779:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_pairvalues’:
    ListUtil.c:812:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_List__Util_pairfirst’:
    ListUtil.c:845:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:613:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_pairgrep’:
    ListUtil.c:936:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:691:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ../../cop.h:1012:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    ../../cop.h:1038:10: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_pairmap’:
    ListUtil.c:1037:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:779:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.xs:800:13: warning: declaration of ‘ret_gimme’ shadows a previous local [-Wshadow]
    ListUtil.c: In function ‘XS_List__Util_shuffle’:
    ListUtil.c:1169:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_dualvar’:
    ListUtil.c:1216:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_isdual’:
    ListUtil.c:1263:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_blessed’:
    ListUtil.c:1284:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_reftype’:
    ListUtil.c:1311:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_refaddr’:
    ListUtil.c:1337:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_weaken’:
    ListUtil.c:1363:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_unweaken’:
    ListUtil.c:1384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_isweak’:
    ListUtil.c:1432:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_readonly’:
    ListUtil.c:1454:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_tainted’:
    ListUtil.c:1475:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_isvstring’:
    ListUtil.c:1496:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_looks_like_number’:
    ListUtil.c:1519:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Scalar__Util_openhandle’:
    ListUtil.c:1553:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.c: In function ‘XS_Sub__Util_set_prototype’:
    ListUtil.c:1593:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:1177:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_Sub__Util_set_subname’:
    ListUtil.c:1636:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:1204:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘XS_Sub__Util_subname’:
    ListUtil.c:1762:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ListUtil.xs:1313:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    ListUtil.c: In function ‘boot_List__Util’:
    ListUtil.c:1801:5: 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]
    CN.c: In function ‘boot_Encode__CN’:
    CN.c:198:5: 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]
    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:408:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode__safe_call_sv’:
    Opcode.c:441:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_verify_opset’:
    Opcode.c:507:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_invert_opset’:
    Opcode.c:535:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opset_to_ops’:
    Opcode.c:565:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opset’:
    Opcode.c:609:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_permit_only’:
    Opcode.c:645:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opdesc’:
    Opcode.c:692:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_define_optag’:
    Opcode.c:744:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_empty_opset’:
    Opcode.c:767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_full_opset’:
    Opcode.c:782:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opmask_add’:
    Opcode.c:798:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opcodes’:
    Opcode.c:819:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘XS_Opcode_opmask’:
    Opcode.c:842:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Opcode.c: In function ‘boot_Opcode’:
    Opcode.c:870:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    encoding.xs: In function ‘PerlIOEncode_getarg’:
    encoding.xs: In function ‘PerlIOEncode_pushed’:
    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]
    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]
    scalar.xs: In function ‘PerlIOScalar_pushed’:
    scalar.xs: In function ‘PerlIOScalar_dup’:
    scalar.c: In function ‘boot_PerlIO__scalar’:
    scalar.c:586:5: 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:802:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.xs:981:12: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    POSIX.c: In function ‘XS_POSIX__SigSet_new’:
    POSIX.c:1939:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__SigSet_addset’:
    POSIX.c:1971:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__SigSet_emptyset’:
    POSIX.c:2019:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__SigSet_ismember’:
    POSIX.c:2059:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_new’:
    POSIX.c:2096:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getattr’:
    POSIX.c:2131:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setattr’:
    POSIX.c:2186:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getispeed’:
    POSIX.c:2253:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getiflag’:
    POSIX.c:2284:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_getcc’:
    POSIX.c:2335:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setispeed’:
    POSIX.c:2374:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setiflag’:
    POSIX.c:2417:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__Termios_setcc’:
    POSIX.c:2464:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_constant’:
    POSIX.c:2504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_WEXITSTATUS’:
    POSIX.c:2551:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_open’:
    POSIX.c:2622:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_localeconv’:
    POSIX.c:2669:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setlocale’:
    POSIX.c:2753:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_acos’:
    POSIX.c:2893:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fegetround’:
    POSIX.c:3099:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fesetround’:
    POSIX.c:3122:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fpclassify’:
    POSIX.c:3164:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_getpayload’:
    POSIX.c:3240:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setpayload’:
    POSIX.c:3260:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setpayloadsig’:
    POSIX.c:3281:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_issignaling’:
    POSIX.c:3303:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_copysign’:
    POSIX.c:3323:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_frexp’:
    POSIX.c:3452:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ldexp’:
    POSIX.c:3475:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_modf’:
    POSIX.c:3496:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_remquo’:
    POSIX.c:3519:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_scalbn’:
    POSIX.c:3549:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fma’:
    POSIX.c:3578:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_nan’:
    POSIX.c:3609:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_jn’:
    POSIX.c:3655:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sigaction’:
    POSIX.c:3699:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.xs:2909:6: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sigpending’:
    POSIX.c:3927:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sigprocmask’:
    POSIX.c:3974:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX__exit’:
    POSIX.c:4021:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_dup2’:
    POSIX.c:4037:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_lseek’:
    POSIX.c:4081:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_nice’:
    POSIX.c:4114:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_pipe’:
    POSIX.c:4140:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_read’:
    POSIX.c:4163:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    JP.c: In function ‘boot_Encode__JP’:
    JP.c:199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setpgid’:
    POSIX.c:4210:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setsid’:
    POSIX.c:4240:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcgetpgrp’:
    POSIX.c:4257:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcsetpgrp’:
    POSIX.c:4281:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_uname’:
    POSIX.c:4316:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_write’:
    POSIX.c:4346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tmpnam’:
    POSIX.c:4383:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_abort’:
    POSIX.c:4421:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mblen’:
    POSIX.c:4435:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mbstowcs’:
    POSIX.c:4456:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mbtowc’:
    POSIX.c:4479:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_wcstombs’:
    POSIX.c:4502:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_wctomb’:
    POSIX.c:4525:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strcoll’:
    POSIX.c:4546:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtod’:
    POSIX.c:4567:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtold’:
    POSIX.c:4605:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtol’:
    POSIX.c:4641:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strtoul’:
    POSIX.c:4695:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strxfrm’:
    POSIX.c:4751:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_mkfifo’:
    POSIX.c:4785:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcdrain’:
    POSIX.c:4822:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tcflow’:
    POSIX.c:4863:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_asctime’:
    POSIX.c:4906:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_clock’:
    POSIX.c:4987:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ctime’:
    POSIX.c:5004:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_times’:
    POSIX.c:5023:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_difftime’:
    POSIX.c:5049:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_strftime’:
    POSIX.c:5070:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tzset’:
    POSIX.c:5157:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_tzname’:
    POSIX.c:5175:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ctermid’:
    POSIX.c:5195:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_cuserid’:
    POSIX.c:5222:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_fpathconf’:
    POSIX.c:5247:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_pathconf’:
    POSIX.c:5282:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_pause’:
    POSIX.c:5312:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sleep’:
    POSIX.c:5341:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setgid’:
    POSIX.c:5361:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_setuid’:
    POSIX.c:5389:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_sysconf’:
    POSIX.c:5417:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_ttyname’:
    POSIX.c:5445:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_getcwd’:
    POSIX.c:5469:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘XS_POSIX_lchown’:
    POSIX.c:5491:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    POSIX.c: In function ‘boot_POSIX’:
    POSIX.c:5538:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ./const-xs.inc:1352:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    re_exec.c: In function ‘my_re_intuit_start’:
    re_exec.c:722:17: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    re_exec.c: In function ‘S_find_byclass’:
    re_exec.c:1832:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_exec.c:2636:33: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    re_exec.c: In function ‘S_setup_EXACTISH_ST_c1_c2’:
    re_exec.c:4049:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_exec.c: In function ‘S_regmatch’:
    re_exec.c:5168:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_exec.c:6552:22: warning: declaration of ‘startpoint’ shadows a previous local [-Wshadow]
    ../../regcomp.h:1067:40: warning: declaration of ‘re_debug_flags’ shadows a previous local [-Wshadow]
    ../../cop.h:1010:11: warning: declaration of ‘next’ shadows a previous local [-Wshadow]
    re_exec.c:7206:10: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    re_exec.c:7875:7: warning: declaration of ‘n’ shadows a previous local [-Wshadow]
    re_exec.c: In function ‘S_reginclass’:
    re_exec.c:9038:5: 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]
    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]
    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:2240:27: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Storable.xs: In function ‘store_hash’:
    Storable.xs:2363:2: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.xs:2584:8: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Storable.xs:2663:33: warning: declaration of ‘ret’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_get_ANYOF_cp_list_for_ssc’:
    Storable.xs: In function ‘store_code’:
    re_comp.c: In function ‘S_make_trie’:
    re_comp.c:3269:21: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow]
    re_comp.c:3270:26: warning: declaration of ‘ch’ shadows a previous local [-Wshadow]
    re_comp.c:3290:28: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    Storable.xs: In function ‘store_other’:
    Storable.xs: In function ‘do_store’:
    Storable.xs: In function ‘mbuf2sv’:
    re_comp.c: In function ‘S_study_chunk’:
    re_comp.c:4409:34: warning: declaration of ‘last’ shadows a parameter [-Wshadow]
    re_comp.c: In function ‘S_concat_pat’:
    re_comp.c:6225:33: warning: declaration of ‘svp’ shadows a previous local [-Wshadow]
    re_comp.c:6273:17: warning: declaration of ‘sv’ shadows a previous local [-Wshadow]
    Storable.xs: In function ‘retrieve_flag_hash’:
    Storable.xs:5465:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.xs: In function ‘retrieve_code’:
    re_comp.c: In function ‘S_compile_runtime_code’:
    ../../cop.h:1012:26: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    Storable.xs: In function ‘magic_check’:
    ../../cop.h:1038:27: warning: declaration of ‘p’ shadows a previous local [-Wshadow]
    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:6773:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_pstore’:
    Storable.c:6788:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_mstore’:
    Storable.c:6816:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_pretrieve’:
    Storable.c:6839:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_mretrieve’:
    Storable.c:6859:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_dclone’:
    Storable.c:6879:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c: In function ‘XS_Storable_last_op_in_netorder’:
    Storable.c:6899:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘my_re_op_compile’:
    re_comp.c:7735:24: warning: declaration of ‘scan’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘my_reg_named_buff_scalar’:
    Storable.c: In function ‘boot_Storable’:
    Storable.c:6935:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Storable.c:6955:14: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    re_comp.c: In function ‘S_reg’:
    re_comp.c:8278:9: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    re_comp.c:10879:18: warning: declaration of ‘num’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_grok_bslash_N’:
    re_comp.c:657:8: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_regatom’:
    re_comp.c:13155:12: warning: declaration of ‘flags’ shadows a previous local [-Wshadow]
    re_comp.c:13192:12: warning: declaration of ‘len’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_handle_regex_sets’:
    re_comp.c:14588:12: warning: declaration of ‘depth’ shadows a parameter [-Wshadow]
    re_comp.c:14815:34: warning: declaration of ‘save_parse’ shadows a previous local [-Wshadow]
    re_comp.c:15025:25: warning: declaration of ‘lhs’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘my_regfree’:
    re_comp.c:19285:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c:19314:21: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘my_regdupe’:
    re_comp.c:19460:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘S_put_charclass_bitmap_innards’:
    re_comp.c:20099:21: warning: declaration of ‘i’ shadows a previous local [-Wshadow]
    re_comp.c: In function ‘S_dumpuntil’:
    re_comp.c:20328:17: warning: declaration of ‘op’ shadows a previous local [-Wshadow]
    re_comp.c:9591:1: 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’:
    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]
    Syslog.c: In function ‘XS_Sys__Syslog_constant’:
    Syslog.c:224:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_FAC’:
    Syslog.c:264:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_PRI’:
    Syslog.c:283:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_MAKEPRI’:
    Syslog.c:302:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_MASK’:
    Syslog.c:323:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_LOG_UPTO’:
    Syslog.c:342:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_openlog_xs’:
    Syslog.c:364:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_syslog_xs’:
    Syslog.c:391:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_setlogmask_xs’:
    Syslog.c:410:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘XS_Sys__Syslog_closelog_xs’:
    Syslog.c:430:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c: In function ‘boot_Sys__Syslog’:
    Syslog.c:535:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Syslog.c:566:5: 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]
    TW.c: In function ‘boot_Encode__TW’:
    TW.c:196:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    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:12008:1: warning: inlining failed in call to ‘S_compute_EXACTish’: call is unlikely and code size would grow [-Winline]
    re_comp.c:12030:1: warning: inlining failed in call to ‘S_alloc_maybe_populate_EXACT’: call is unlikely and code size would grow [-Winline]
    re_comp.c:9626:1: warning: inlining failed in call to ‘S_invlist_iterinit’: call is unlikely and code size would grow [-Winline]
    re_comp.c:9634:1: warning: inlining failed in call to ‘S_invlist_iterfinish’: call is unlikely and code size would grow [-Winline]
    threads.xs: In function ‘S_ithread_clear’:
    Unicode.c: In function ‘XS_Encode__Unicode_decode_xs’:
    Unicode.c:284:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.xs: In function ‘S_ithread_run’:
    ../../../sv.h:1759:32: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    Unicode.c: In function ‘XS_Encode__Unicode_encode_xs’:
    Unicode.c:490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.xs: In function ‘S_ithread_create’:
    ../../perl.h:165:22: warning: declaration of ‘my_perl’ shadows a previous local [-Wshadow]
    threads.c: In function ‘XS_threads_create’:
    threads.c:1190:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Unicode.c: In function ‘boot_Encode__Unicode’:
    Unicode.c:617:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_list’:
    threads.c:1335:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_self’:
    threads.c:1413:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_tid’:
    threads.c:1440:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_join’:
    threads.c:1460:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_yield’:
    threads.c:1598:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_detach’:
    threads.c:1613:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_kill’:
    threads.c:1670:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_DESTROY’:
    threads.c:1735:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_equal’:
    threads.c:1750:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_object’:
    threads.c:1781:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads__handle’:
    threads.c:1855:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_get_stack_size’:
    threads.c:1879:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_set_stack_size’:
    threads.c:1907:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_is_running’:
    threads.c:1938:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_is_detached’:
    threads.c:1964:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_is_joinable’:
    threads.c:1986:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_wantarray’:
    threads.c:2014:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_set_thread_exit_only’:
    threads.c:2036:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘XS_threads_error’:
    threads.c:2063:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    threads.c: In function ‘boot_threads’:
    threads.c:2155:5: 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:1214:17: warning: declaration of ‘_svrv’ shadows a previous local [-Wshadow]
    shared.xs: In function ‘sharedsv_scalar_store’:
    shared.xs:761:13: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    shared.xs: In function ‘sharedsv_scalar_mg_free’:
    shared.xs:838:13: 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:1093:21: warning: declaration of ‘sv’ shadows a parameter [-Wshadow]
    shared.c: In function ‘XS_threads__shared__tie_PUSH’:
    shared.c:1423:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_UNSHIFT’:
    shared.c:1456:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_POP’:
    shared.c:1492:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_SHIFT’:
    shared.c:1520:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_EXTEND’:
    shared.c:1548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_STORESIZE’:
    shared.c:1571:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_EXISTS’:
    shared.c:1614:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_FIRSTKEY’:
    shared.c:1652:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__tie_NEXTKEY’:
    shared.c:1688:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__id’:
    shared.c:1728:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared__refcnt’:
    shared.c:1757:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_share’:
    shared.c:1789:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_wait’:
    shared.c:1813:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_timedwait’:
    shared.c:1884:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_signal’:
    shared.c:1961:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_cond_broadcast’:
    shared.c:1995:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘XS_threads__shared_bless’:
    shared.c:2029:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    shared.c: In function ‘boot_threads__shared’:
    shared.c:2092:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_TIEHASH’:
    NamedCapture.c:193:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_FETCH’:
    NamedCapture.c:225:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_FIRSTKEY’:
    NamedCapture.c:275:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘XS_Tie__Hash__NamedCapture_flags’:
    NamedCapture.c:314:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    NamedCapture.c: In function ‘boot_Tie__Hash__NamedCapture’:
    NamedCapture.c:338:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    re_comp.c: In function ‘S_study_chunk.constprop’:
    re_comp.c:1818:1: warning: inlining failed in call to ‘S_ssc_add_range’: call is unlikely and code size would grow [-Winline]
    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:234:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__fetch_simple’:
    Collate.c:257:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__ignorable_simple’:
    Collate.c:299:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__getHexArray’:
    Collate.c:338:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__isIllegal’:
    Collate.c:384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__decompHangul’:
    Collate.c:415:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_getHST’:
    Collate.c:449:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__derivCE_9’:
    Collate.c:512:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__derivCE_8’:
    Collate.c:572:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__uideoCE_8’:
    Collate.c:609:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate__isUIdeo’:
    Collate.c:636:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_mk_SortKey’:
    Collate.c:680:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_varCE’:
    Collate.c:846:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘XS_Unicode__Collate_visualizeSortKey’:
    Collate.c:926:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Collate.c: In function ‘boot_Unicode__Collate’:
    Collate.c:1006:5: 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]
    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]
    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]
    Typemap.xs:63:12: warning: no previous prototype for ‘intArrayPtr’ [-Wmissing-prototypes]
    Typemap.xs:203:1: warning: no previous prototype for ‘XS_release_anotherstructPtrPtr’ [-Wmissing-prototypes]
    Typemap.c: In function ‘XS_XS__Typemap_T_SV’:
    Typemap.c:370:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SVREF’:
    Typemap.c:397:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SVREF_REFCOUNT_FIXED’:
    Typemap.c:434:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_AVREF’:
    Typemap.c:472:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_AVREF_REFCOUNT_FIXED’:
    Typemap.c:509:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_HVREF’:
    Typemap.c:547:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_HVREF_REFCOUNT_FIXED’:
    Typemap.c:584:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_CVREF’:
    Typemap.c:622:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c:626:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Typemap.c: In function ‘XS_XS__Typemap_T_CVREF_REFCOUNT_FIXED’:
    Typemap.c:659:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c:663:13: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    Typemap.c: In function ‘XS_XS__Typemap_T_SYSRET_pass’:
    Typemap.c:697:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SYSRET_fail’:
    Typemap.c:724:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_UV’:
    Typemap.c:751:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_IV’:
    Typemap.c:771:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_INT’:
    Typemap.c:791:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_ENUM’:
    Typemap.c:811:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_BOOL’:
    Typemap.c:829:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_BOOL_2’:
    Typemap.c:848:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_BOOL_OUT’:
    Typemap.c:868:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_INT’:
    Typemap.c:889:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_SHORT’:
    Typemap.c:909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_SHORT’:
    Typemap.c:929:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_LONG’:
    Typemap.c:949:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_LONG’:
    Typemap.c:969:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_CHAR’:
    Typemap.c:989:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_U_CHAR’:
    Typemap.c:1009:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_FLOAT’:
    Typemap.c:1029:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_NV’:
    Typemap.c:1049:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_DOUBLE’:
    Typemap.c:1069:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PV’:
    Typemap.c:1089:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PV_null’:
    Typemap.c:1109:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTR_OUT’:
    Typemap.c:1127:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTR_IN’:
    Typemap.c:1148:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTRREF_OUT’:
    Typemap.c:1168:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTRREF_IN’:
    Typemap.c:1193:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PTROBJ_OUT’:
    Typemap.c:1222:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_intObjPtr_T_PTROBJ_IN’:
    Typemap.c:1247:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_REF_IV_PTR_OUT’:
    Typemap.c:1276:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_intRefIvPtr_T_REF_IV_PTR_IN’:
    Typemap.c:1301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_IN’:
    Typemap.c:1330:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_OUT’:
    Typemap.c:1351:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_OUT_short’:
    Typemap.c:1371:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_IN_struct’:
    Typemap.c:1391:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUEPTR_OUT_struct’:
    Typemap.c:1421:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUE_IN’:
    Typemap.c:1443:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUE_OUT’:
    Typemap.c:1463:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OPAQUE_array’:
    Typemap.c:1483:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKED_in’:
    Typemap.c:1513:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKED_out’:
    Typemap.c:1537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKEDARRAY_in’:
    Typemap.c:1571:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_PACKEDARRAY_out’:
    Typemap.c:1601:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    core_or_not.inc:13:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    Typemap.c: In function ‘XS_XS__Typemap_T_ARRAY’:
    Typemap.c:1638:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_open’:
    Typemap.c:1696:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_open_ret_in_arg’:
    Typemap.c:1728:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_close’:
    Typemap.c:1760:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_STDIO_print’:
    Typemap.c:1798:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_INOUT’:
    Typemap.c:1820:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_IN’:
    Typemap.c:1851:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘XS_XS__Typemap_T_OUT’:
    Typemap.c:1882:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    Typemap.c: In function ‘boot_XS__Typemap’:
    Typemap.c:1918:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    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]
    ../../fakesdio.h:114:5: warning: "SFIO_VERSION" is not defined [-Wundef]
    APItest.xs:98:1: warning: no previous prototype for ‘my_cxt_getint_p’ [-Wmissing-prototypes]
    APItest.xs:104:1: warning: no previous prototype for ‘my_cxt_setint_p’ [-Wmissing-prototypes]
    APItest.xs:110:1: warning: no previous prototype for ‘my_cxt_getsv_interp_context’ [-Wmissing-prototypes]
    APItest.xs:118:1: warning: no previous prototype for ‘my_cxt_getsv_interp’ [-Wmissing-prototypes]
    APItest.xs:125:1: warning: no previous prototype for ‘my_cxt_setsv_p’ [-Wmissing-prototypes]
    APItest.xs:144:1: warning: no previous prototype for ‘test_freeent’ [-Wmissing-prototypes]
    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.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:1490:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_grok_number’:
    APItest.c:1533:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_grok_number_flags’:
    APItest.c:1563:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_grok_atoUV’:
    APItest.c:1595:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__numeric_assertx’:
    APItest.c:1643:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_bytes_cmp_utf8’:
    APItest.c:1663:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_test_utf8n_to_uvchr’:
    APItest.c:1693:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_test_valid_utf8_to_uvchr’:
    APItest.c:1746:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__utf8_test_uvchr_to_utf8_flags’:
    APItest.c:1790:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Overload_amagic_deref_call’:
    APItest.c:1823:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Overload_tryAMAGICunDEREF_var’:
    APItest.c:1846:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:1463:11: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest__XSUB_XS_VERSION_defined’:
    APItest.c:1891:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_XS_APIVERSION_valid’:
    APItest.c:1909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn’:
    APItest.c:1927:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_iv’:
    APItest.c:1952:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_uv’:
    APItest.c:1970:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_nv’:
    APItest.c:1988:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_pv’:
    APItest.c:2006:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_pvn’:
    APItest.c:2024:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_no’:
    APItest.c:2042:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_yes’:
    APItest.c:2060:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_undef’:
    APItest.c:2078:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__XSUB_xsreturn_empty’:
    APItest.c:2096:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_rot13_hash’:
    APItest.c:2114:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_bitflip_hash’:
    APItest.c:2151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_exists’:
    APItest.c:2189:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_exists_ent’:
    APItest.c:2228:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_delete’:
    APItest.c:2264:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_delete_ent’:
    APItest.c:2314:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_store_ent’:
    APItest.c:2358:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_store’:
    APItest.c:2408:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_fetch_ent’:
    APItest.c:2461:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_fetch’:
    APItest.c:2504:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_common’:
    APItest.c:2553:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_hv_free_ent’:
    APItest.c:2637:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_hv_delayfree_ent’:
    APItest.c:2656:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_share_unshare_pvn’:
    APItest.c:2675:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_refcounted_he_exists’:
    APItest.c:2708:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_refcounted_he_fetch’:
    APItest.c:2738:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Hash_test_force_keys’:
    APItest.c:2771:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__TempLv_make_temp_mg_lv’:
    APItest.c:2816:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_new’:
    APItest.c:2850:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_DESTROY’:
    APItest.c:2870:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_store’:
    APItest.c:2896:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__PtrTable_fetch’:
    APItest.c:2952:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../perl.h:1731:26: warning: cast from function call of type ‘void *’ to non-matching type ‘long unsigned int’ [-Wbad-function-cast]
    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: In function ‘XS_XS__APItest__PtrTable_split’:
    APItest.c:2996:5: 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__PtrTable_clear’:
    APItest.c:3021:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__AutoLoader_AUTOLOAD’:
    APItest.c:3046:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__AutoLoader_AUTOLOADp’:
    APItest.c:3064:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_custom_ops’:
    APItest.c:3082:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_custom_op_names’:
    APItest.c:3104:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_custom_op_descs’:
    APItest.c:3127:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_register’:
    APItest.c:3150:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_clear’:
    APItest.c:3169:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_my_xop’:
    APItest.c:3187:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_ppaddr’:
    APItest.c:3205:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_OA_UNOP’:
    APItest.c:3223:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_build_optree’:
    APItest.c:3241:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xop_from_custom_op’:
    APItest.c:3290:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_CLONE’:
    APItest.c:3320:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_double’:
    APItest.c:3343:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_have_long_double’:
    APItest.c:3360:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_long_double’:
    APItest.c:3382:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_int’:
    APItest.c:3405:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_long’:
    APItest.c:3422:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_float’:
    APItest.c:3439:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_print_flush’:
    APItest.c:3456:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushp’:
    APItest.c:3471:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushn’:
    APItest.c:3493:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushi’:
    APItest.c:3515:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mpushu’:
    APItest.c:3537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushp’:
    APItest.c:3559:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushn’:
    APItest.c:3580:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushi’:
    APItest.c:3601:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mxpushu’:
    APItest.c:3622:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_EXTEND’:
    APItest.c:3643:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:2273:10: warning: declaration of ‘sp’ shadows a previous local [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_call_sv_C’:
    APItest.c:3680:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_sv’:
    APItest.c:3767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_pv’:
    APItest.c:3800:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_call_method’:
    APItest.c:3833:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_newCONSTSUB’:
    APItest.c:3866:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_init_type’:
    APItest.c:3924:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_fetchmeth_type’:
    APItest.c:3972:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_fetchmeth_autoload_type’:
    APItest.c:4032:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_fetchmethod_flags_type’:
    APItest.c:4092:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_autoload_type’:
    APItest.c:4151:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_gv_const_sv’:
    APItest.c:4210:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_whichsig_type’:
    APItest.c:4244:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_eval_sv’:
    APItest.c:4285:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_eval_pv’:
    APItest.c:4314:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_require_pv’:
    APItest.c:4338:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_apitest_exception’:
    APItest.c:4359:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_mycroak’:
    APItest.c:4378:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_strtab’:
    APItest.c:4400:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_getint’:
    APItest.c:4418:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_setint’:
    APItest.c:4437:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_getsv’:
    APItest.c:4455:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_cxt_setsv’:
    APItest.c:4477:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_setsv_cow_hashkey_core’:
    APItest.c:4497:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_setsv_cow_hashkey_notcore’:
    APItest.c:4513:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_set_deref’:
    APItest.c:4529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_rmagical_cast’:
    APItest.c:4560:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_rmagical_flags’:
    APItest.c:4596:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_caller’:
    APItest.c:4622:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_DPeek’:
    APItest.c:4669:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_BEGIN’:
    APItest.c:4690:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_CHECK’:
    APItest.c:4705:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_UNITCHECK’:
    APItest.c:4720:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_INIT’:
    APItest.c:4735:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_END’:
    APItest.c:4750:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_utf16_to_utf8’:
    APItest.c:4765:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_my_exit’:
    APItest.c:4806:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_first_byte’:
    APItest.c:4826:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_count’:
    APItest.c:4849:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_bhk_record’:
    APItest.c:4867:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_magic_chain’:
    APItest.c:4887:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_op_contextualize’:
    APItest.c:4963:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_rv2cv_op_cv’:
    APItest.c:4999:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_cv_getset_call_checker’:
    APItest.c:5069:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_lists’:
    APItest.c:5116:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5120:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_scalars’:
    APItest.c:5146:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5150:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_proto’:
    APItest.c:5176:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5180:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_proto_or_list’:
    APItest.c:5210:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5214:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_cv_set_call_checker_multi_sum’:
    APItest.c:5244:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5248:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_test_cophh’:
    APItest.c:5274:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_coplabel’:
    APItest.c:5440:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_example_cophh_2hv’:
    APItest.c:5472:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_savehints’:
    APItest.c:5535:5: 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]
    APItest.c: In function ‘XS_XS__APItest_test_copyhints’:
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__inc’:
    FastCalc.c:392:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5594:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_op_list’:
    FastCalc.c: In function ‘XS_Math__BigInt__FastCalc__zero’:
    FastCalc.c:439:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:5628:5: 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]
    APItest.c: In function ‘XS_XS__APItest_test_op_linklist’:
    APItest.c:5755:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_peep_enable’:
    APItest.c:5820:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_peep_disable’:
    APItest.c:5840:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_peep_record’:
    APItest.c:5858:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_rpeep_record’:
    APItest.c:5879:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_multicall_each’:
    APItest.c:5900:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:3626:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_multicall_return’:
    APItest.c:5942:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:3665:9: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_clone_with_stack’:
    APItest.c:6011:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_svref’:
    APItest.c:6076:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_avref’:
    APItest.c:6109:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_hvref’:
    APItest.c:6142:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_take_cvref’:
    APItest.c:6175:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:6180:6: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_establish_cleanup’:
    APItest.c:6208:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_postinc’:
    APItest.c:6223:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_filter’:
    APItest.c:6238:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_lv_temp_object’:
    APItest.c:6253:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_fill_hash_with_nulls’:
    APItest.c:6275:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_newHVhv’:
    APItest.c:6312:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_SvIsCOW’:
    APItest.c:6349:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_pad_scalar’:
    APItest.c:6369:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_fetch_pad_names’:
    APItest.c:6384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:6388:6: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_underscore_length’:
    APItest.c:6431:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_stringify’:
    APItest.c:6456:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_HvENAME’:
    APItest.c:6473:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xs_cmp’:
    APItest.c:6511:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_xs_cmp_undef’:
    APItest.c:6537:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_SvPVbyte’:
    APItest.c:6561:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_SvPVutf8’:
    APItest.c:6581:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_setup_addissub’:
    APItest.c:6601:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_setup_rv2cv_addunderbar’:
    APItest.c:6616:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_alloccopstash’:
    APItest.c:6634:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_newFOROP_without_slab’:
    APItest.c:6652:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_callregexec’:
    APItest.c:6690:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_lexical_import’:
    APItest.c:6734:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:6740:7: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.c: In function ‘XS_XS__APItest_sv_mortalcopy’:
    APItest.c:6782:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_newRV’:
    APItest.c:6802:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_alias_av’:
    APItest.c:6821:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_cv_name’:
    APItest.c:6855:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_sv_catpvn’:
    APItest.c:6892:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_newOP_CUSTOM’:
    APItest.c:6915:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest_test_sv_catpvf’:
    APItest.c:6969:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.xs:4184:9: warning: format not a string literal, argument types not checked [-Wformat-nonliteral]
    APItest.c: In function ‘XS_XS__APItest__AUTOLOADtest_AUTOLOAD’:
    APItest.c:6992:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_magic_foo’:
    APItest.c:7025:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_mg_find_foo’:
    APItest.c:7045:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_unmagic_foo’:
    APItest.c:7067:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_sv_magic’:
    APItest.c:7085:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_get_vtbl’:
    APItest.c:7104:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    ../../perl.h:1731:26: 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_test_isBLANK_uni’:
    APItest.c:7161:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_LC_uvchr’:
    APItest.c:7180:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_A’:
    APItest.c:7199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_L1’:
    APItest.c:7218:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_LC’:
    APItest.c:7237:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_utf8’:
    APItest.c:7256:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isBLANK_LC_utf8’:
    APItest.c:7275:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isVERTWS_uni’:
    APItest.c:7294:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isVERTWS_utf8’:
    APItest.c:7313:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_uni’:
    APItest.c:7332:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_LC_uvchr’:
    APItest.c:7351:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_A’:
    APItest.c:7370:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_L1’:
    APItest.c:7389:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_LC’:
    APItest.c:7408:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_utf8’:
    APItest.c:7427:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUPPER_LC_utf8’:
    APItest.c:7446:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_uni’:
    APItest.c:7465:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_LC_uvchr’:
    APItest.c:7484:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_A’:
    APItest.c:7503:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_L1’:
    APItest.c:7522:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_LC’:
    APItest.c:7541:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_utf8’:
    APItest.c:7560:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isLOWER_LC_utf8’:
    APItest.c:7579:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_uni’:
    APItest.c:7598:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_LC_uvchr’:
    APItest.c:7617:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_A’:
    APItest.c:7636:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_L1’:
    APItest.c:7655:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_LC’:
    APItest.c:7674:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_utf8’:
    APItest.c:7693:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHA_LC_utf8’:
    APItest.c:7712:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_uni’:
    APItest.c:7731:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_LC_uvchr’:
    APItest.c:7750:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_A’:
    APItest.c:7769:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_L1’:
    APItest.c:7788:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_LC’:
    APItest.c:7807:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_utf8’:
    APItest.c:7826:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isWORDCHAR_LC_utf8’:
    APItest.c:7845:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_uni’:
    APItest.c:7864:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_LC_uvchr’:
    APItest.c:7883:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_A’:
    APItest.c:7902:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_L1’:
    APItest.c:7921:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_LC’:
    APItest.c:7940:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_utf8’:
    APItest.c:7959:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALPHANUMERIC_LC_utf8’:
    APItest.c:7978:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_uni’:
    APItest.c:7997:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_LC_uvchr’:
    APItest.c:8016:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_LC’:
    APItest.c:8035:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_utf8’:
    APItest.c:8054:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isALNUM_LC_utf8’:
    APItest.c:8073:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_uni’:
    APItest.c:8092:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_LC_uvchr’:
    APItest.c:8111:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_utf8’:
    APItest.c:8130:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_LC_utf8’:
    APItest.c:8149:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_A’:
    APItest.c:8168:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_L1’:
    APItest.c:8187:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isDIGIT_LC’:
    APItest.c:8206:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_uni’:
    APItest.c:8225:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_LC_uvchr’:
    APItest.c:8244:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_A’:
    APItest.c:8263:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_L1’:
    APItest.c:8282:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_LC’:
    APItest.c:8301:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_utf8’:
    APItest.c:8320:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDFIRST_LC_utf8’:
    APItest.c:8339:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_uni’:
    APItest.c:8358:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_LC_uvchr’:
    APItest.c:8377:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_A’:
    APItest.c:8396:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_L1’:
    APItest.c:8415:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_LC’:
    APItest.c:8434:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_utf8’:
    APItest.c:8453:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isIDCONT_LC_utf8’:
    APItest.c:8472:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_uni’:
    APItest.c:8491:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_LC_uvchr’:
    APItest.c:8510:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_A’:
    APItest.c:8529:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_L1’:
    APItest.c:8548:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_LC’:
    APItest.c:8567:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_utf8’:
    APItest.c:8586:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isSPACE_LC_utf8’:
    APItest.c:8605:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_uni’:
    APItest.c:8624:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_LC_uvchr’:
    APItest.c:8643:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_A’:
    APItest.c:8662:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_L1’:
    APItest.c:8681:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_LC’:
    APItest.c:8700:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_utf8’:
    APItest.c:8719:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isASCII_LC_utf8’:
    APItest.c:8738:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_uni’:
    APItest.c:8757:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_LC_uvchr’:
    APItest.c:8776:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_A’:
    APItest.c:8795:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_L1’:
    APItest.c:8814:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_LC’:
    APItest.c:8833:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_utf8’:
    APItest.c:8852:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isCNTRL_LC_utf8’:
    APItest.c:8871:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_uni’:
    APItest.c:8890:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_LC_uvchr’:
    APItest.c:8909:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_A’:
    APItest.c:8928:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_L1’:
    APItest.c:8947:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_LC’:
    APItest.c:8966:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_utf8’:
    APItest.c:8985:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPRINT_LC_utf8’:
    APItest.c:9004:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_uni’:
    APItest.c:9023:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_LC_uvchr’:
    APItest.c:9042:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_A’:
    APItest.c:9061:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_L1’:
    APItest.c:9080:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_LC’:
    APItest.c:9099:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_utf8’:
    APItest.c:9118:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isGRAPH_LC_utf8’:
    APItest.c:9137:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_uni’:
    APItest.c:9156:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_LC_uvchr’:
    APItest.c:9175:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_A’:
    APItest.c:9194:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_L1’:
    APItest.c:9213:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_LC’:
    APItest.c:9232:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_utf8’:
    APItest.c:9251:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPUNCT_LC_utf8’:
    APItest.c:9270:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_uni’:
    APItest.c:9289:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_LC_uvchr’:
    APItest.c:9308:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_A’:
    APItest.c:9327:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_L1’:
    APItest.c:9346:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_LC’:
    APItest.c:9365:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_utf8’:
    APItest.c:9384:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isXDIGIT_LC_utf8’:
    APItest.c:9403:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_uni’:
    APItest.c:9422:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_LC_uvchr’:
    APItest.c:9441:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_A’:
    APItest.c:9460:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_L1’:
    APItest.c:9479:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_LC’:
    APItest.c:9498:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_utf8’:
    APItest.c:9517:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isPSXSPC_LC_utf8’:
    APItest.c:9536:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isQUOTEMETA’:
    APItest.c:9555:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_OFFUNISKIP’:
    APItest.c:9574:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_OFFUNI_IS_INVARIANT’:
    APItest.c:9594:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UVCHR_IS_INVARIANT’:
    APItest.c:9613:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_INVARIANT’:
    APItest.c:9632:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UVCHR_SKIP’:
    APItest.c:9651:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_SKIP’:
    APItest.c:9671:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_START’:
    APItest.c:9691:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_CONTINUATION’:
    APItest.c:9710:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_CONTINUED’:
    APItest.c:9729:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_DOWNGRADEABLE_START’:
    APItest.c:9748:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_UTF8_IS_ABOVE_LATIN1’:
    APItest.c:9767:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_isUTF8_POSSIBLY_PROBLEMATIC’:
    APItest.c:9786:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER’:
    APItest.c:9805:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_L1’:
    APItest.c:9825:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_LC’:
    APItest.c:9845:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_uni’:
    APItest.c:9865:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toLOWER_utf8’:
    APItest.c:9903:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD’:
    APItest.c:9943:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_LC’:
    APItest.c:9963:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_uni’:
    APItest.c:9983:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toFOLD_utf8’:
    APItest.c:10021:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER’:
    APItest.c:10061:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_LC’:
    APItest.c:10081:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_uni’:
    APItest.c:10101:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toUPPER_utf8’:
    APItest.c:10139:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE’:
    APItest.c:10179:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE_uni’:
    APItest.c:10199:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_toTITLE_utf8’:
    APItest.c:10237:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Magic_test_Gconvert’:
    APItest.c:10277:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Backrefs_apitest_weaken’:
    APItest.c:10309:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘XS_XS__APItest__Backrefs_has_backrefs’:
    APItest.c:10326:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c: In function ‘boot_XS__APItest’:
    APItest.c:10447:5: warning: nested extern declaration of ‘Perl___notused’ [-Wnested-externs]
    APItest.c:10824:5: warning: "XSubPPtmpAAAE" is not defined [-Wundef]
    APItest.c:10828:5: warning: "XSubPPtmpAAAF" is not defined [-Wundef]
    ./const-xs.inc:204:11: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.xs:3801:6: warning: declaration of ‘cv’ shadows a parameter [-Wshadow]
    APItest.xs:3919:5: warning: "XSubPPtmpAAAE" is not defined [-Wundef]
    APItest.xs:3921:5: 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]
    ../../../../cop.h:612:13: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    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:165:22: 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-vNJJJ.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-5D6EG.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-mV83K.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-A0KYU.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    /home/njh/perl5/perl-build-smoker/perl-5.24.x/inline.h: In function ‘S_cx_popsub_args’:
    /home/njh/perl5/perl-build-smoker/perl-5.24.x/handy.h:64:35: warning: declaration of ‘_p’ shadows a previous local [-Wshadow]
    /home/njh/perl5/perl-build-smoker/perl-5.24.x/cop.h:612:13: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    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-5.24.x/sv.h:1759:32: 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-go4GF.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-MkiEh.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-5.24.x/perl.h:165:22: warning: declaration of ‘my_perl’ 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]
    ../cop.h:612:13: warning: declaration of ‘av’ shadows a previous local [-Wshadow]
    compilet-YKegQ.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-1imQU.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-T_u2h.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-adzCO.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-nJs_2.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-KwMGr.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    sv.c:2314:37: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    sv.c:2329:41: warning: comparing floating point with == or != is unsafe [-Wfloat-equal]
    time64.c:369:17: warning: cast from function call of type ‘long double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:371:17: warning: cast from function call of type ‘long double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:373:17: warning: cast from function call of type ‘long double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:381:17: warning: cast from function call of type ‘long double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:393:18: warning: cast from function call of type ‘long double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:417:18: warning: cast from function call of type ‘long double’ to non-matching type ‘int’ [-Wbad-function-cast]
    time64.c:502:17: warning: cast from function call of type ‘Time64_T {aka long double}’ to non-matching type ‘long int’ [-Wbad-function-cast]
    POSIX.xs: In function ‘S_setpayload’:
    POSIX.xs:1203:16: warning: cast from function call of type ‘long double’ to non-matching type ‘long unsigned int’ [-Wbad-function-cast]
    compilet-x1UUY.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-W1UOy.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-M1z6f.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-H_bFM.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-MsaDh.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-flXOo.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-3s3k8.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-UWFu9.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-LocjA.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-t1Tq8.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-rrBaI.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    compilet-kEVNk.c:1:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
    
    -- 
    Report by Test::Smoke v1.53 build 1374 running on perl 5.24.1
    (Reporter v0.050 / Smoker v0.045)