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  • Smoke [smoke-me/khw-vlb] v5.29.6-77-g5ef933e590 FAIL(FMm) linux 4.19.10-300.fc29.x86_64 [Fedora 29 (x86_64/1 cpu[8 cores]) {smoke-me_clang_quick_sanitize=address}

    Message-ID: <201901051048.x05AmUKK008478@vier.local>
    Content-transfer-encoding: quoted-printable
    Mime-version: 1.0
    Subject: Smoke [smoke-me/khw-vlb] v5.29.6-77-g5ef933e590 FAIL(FMm) linux 4.19.10-300.fc29.x86_64 [Fedora 29 (x86_64/1 cpu[8 cores]) {smoke-me_clang_quick_sanitize=address}
    Content-type: text/plain; charset="UTF8"
    Date: Sat, 5 Jan 2019 05:48 -0500
    
    Enabled stack-use-after-return (Linux/Darwin) and leak-detection (Linux).  =
    Smoke logs available at http://m-l.org/~perl/smoke/perl/linux/smoke-me_clan=
    g_quick_sanitize=3Daddress/Karl%20Williamson/log5ef933e590be8eb954fe9a24675=
    9dd5198ed9118.log.gz
    
    Automated smoke report for branch smoke-me/khw-vlb 5.29.7 patch 5ef933e590b=
    e8eb954fe9a246759dd5198ed9118 v5.29.6-77-g5ef933e590
    vier.local: Intel(R) Core(TM) i7-3820 CPU @ 3.60GHz (GenuineIntel 3702MHz) =
    (x86_64/1 cpu[8 cores])
        on        linux - 4.19.10-300.fc29.x86_64 [Fedora 29 (Server Edition)]
        using     clang version 4.2.1 Compatible Clang 7.0.0 (Fedora 7.0.0-2.fc=
    29)
        smoketime 1 hour 31 minutes (average 22 minutes 58 seconds)
    
    Summary: FAIL(FMm)
    
    O =3D OK  F =3D Failure(s), extended report at the bottom
    X =3D Failure(s) under TEST but not under harness
    ? =3D still running or test results not (yet) available
    Build failures during:       - =3D unknown or N/A
    c =3D Configure, m =3D make, M =3D make (after miniperl), t =3D make test-p=
    rep
    
    v5.29.6-77-g5ef933e590  Configuration (common) -Accflags=3D"-Werror=3Ddecla=
    ration-after-statement -fsanitize=3Daddress   -fsanitize-blacklist=3D`pwd`/=
    asan_ignore" -Aldflags=3D"-fsanitize=3Daddress" -Dcc=3Dclang
    ----------- ---------------------------------------------------------
    F m=20=20=20=20=20=20=20=20=20
    M m         -Duseithreads
    | +--------- -DDEBUGGING
    +----------- no debugging
    
    
    Locally applied patches:
        SMOKE5ef933e590be8eb954fe9a246759dd5198ed9118
    
    Testsuite was run only with 'harness' and HARNESS_OPTIONS=3Dj4
    
    Failures: (common-args) -Accflags=3D"-Werror=3Ddeclaration-after-statement =
    -fsanitize=3Daddress   -fsanitize-blacklist=3D`pwd`/asan_ignore" -Aldflags=
    =3D"-fsanitize=3Daddress" -Dcc=3Dclang
    [default]=20
    ../t/re/alpha_assertions.t..................................FAILED
        Non-zero exit status: 1
    ../t/re/pat_advanced.t......................................FAILED
        Non-zero exit status: 1
    ../t/re/reg_eval_scope.t....................................FAILED
        13, 18, 20-22, 24-26, 28
    ../t/re/regex_sets_compat.t.................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp.t............................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp_noamp.t......................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp_nonull.t.....................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp_notrie.t.....................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp_qr.t.........................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp_qr_embed.t...................................FAILED
        Non-zero exit status: 1
    ../t/re/regexp_trielist.t...................................FAILED
        Non-zero exit status: 1
    ../t/op/inc.t...............................................FAILED
        Non-zero exit status: 1
    ../t/op/leaky-magic.t.......................................FAILED
        Non-zero exit status: 1
    ../t/op/heredoc.t...........................................FAILED
        135-136
    ../t/op/qr.t................................................FAILED
        Non-zero exit status: 1
    ../t/op/ref.t...............................................FAILED
        Non-zero exit status: 1
    ../t/op/stash_parse_gv.t....................................FAILED
        3, 5
    ../t/op/sub.t...............................................FAILED
        Non-zero exit status: 1
    ../t/op/svleak.t............................................FAILED
        Non-zero exit status: 1
    ../t/uni/opcroak.t..........................................FAILED
        Non-zero exit status: 1
    ../t/uni/parser.t...........................................FAILED
        Non-zero exit status: 1
    ../lib/croak.t..............................................FAILED
        20-21
    ../dist/base/t/compile-time.t...............................FAILED
        Non-zero exit status: 1
    ../dist/base/t/fields-base.t................................FAILED
        Non-zero exit status: 1
    ../dist/base/t/fields.t.....................................FAILED
        Non-zero exit status: 1
    ../dist/Data-Dumper/t/recurse.t.............................FAILED
        Non-zero exit status: 1
    ../dist/Devel-PPPort/t/misc.t...............................FAILED
        Non-zero exit status: 1
    ../ext/re/t/re_funcs_u.t....................................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/customop.t..............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy05.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/load-module.t...........................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy03.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy06.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/stmtasexpr.t............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/swaplabel.t.............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy02.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy04.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy07.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy00.t...............................FAILED
        Non-zero exit status: 1
    ../ext/XS-APItest/t/handy01.t...............................FAILED
        Non-zero exit status: 1
    ../lib/strict.t.............................................FAILED
        34
    ../lib/warnings.t...........................................FAILED
        149-150, 737
    ../lib/locale.t.............................................FAILED
        Non-zero exit status: 1
    
    Compiler messages(gcc):
    op.c:1218:11: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    ./warnings.h:24:53: note: expanded from macro 'specialWARN'
    ./warnings.h:21:33: note: expanded from macro 'pWARN_ALL'
    ./warnings.h:25:13: note: expanded from macro 'specialWARN'
    ./warnings.h:22:34: note: expanded from macro 'pWARN_NONE'
    perl.c:1174:10: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    op.c:5142:33: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    ./warnings.h:137:6: note: expanded from macro 'DUP_WARNINGS'
    perl.c:3662:14: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    perl.c:3664:30: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    perl.c:3669:14: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    perl.c:3671:30: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    op.c:8047:25: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    op.c:10500:31: warning: performing pointer arithmetic on a null pointer has=
     undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:5429:7: warning: performing pointer arithmetic on a null pointer =
    has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:845:17: note: expanded from macro '_WARN_HELPER'
    ./warnings.h:231:6: note: expanded from macro 'ckDEAD'
    regcomp.c:10907:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:930:5: note: expanded from macro 'vWARN5'
    regcomp.c:10924:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:903:5: note: expanded from macro 'vWARN3'
    regcomp.c:10935:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:860:5: note: expanded from macro 'ckWARNreg'
    regcomp.c:11297:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:937:5: note: expanded from macro 'ckWARNexperimental'
    regcomp.c:11340:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:12011:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:884:5: note: expanded from macro 'ckWARNregdep'
    regcomp.c:12499:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:12506:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:897:5: note: expanded from macro 'ckWARN2reg'
    regcomp.c:12610:2: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:13409:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:923:5: note: expanded from macro 'ckWARN4reg'
    regcomp.c:14077:5: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:854:5: note: expanded from macro 'reg_warn_non_literal_string'
    regcomp.c:14093:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:14127:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:14134:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:14629:9: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:15599:5: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:16375:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:891:5: note: expanded from macro 'ckWARN2reg_d'
    regcomp.c:16404:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:16613:23: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:595:28: note: expanded from macro 'ALWAYS_WARN_SUPER'
    regcomp.c:16688:13: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:16861:29: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:16871:37: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17233:29: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17249:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17276:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17456:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:916:5: note: expanded from macro 'vWARN4'
    regcomp.c:17553:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:866:5: note: expanded from macro 'vWARN'
    regcomp.c:17570:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17641:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17659:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    regcomp.c:17667:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    util.c:1960:48: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    util.c:2005:36: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    util.c:2008:36: warning: performing pointer arithmetic on a null pointer ha=
    s undefined behavior [-Wnull-pointer-arithmetic]
    util.c:2043:3: warning: performing pointer arithmetic on a null pointer has=
     undefined behavior [-Wnull-pointer-arithmetic]
    mg.c:1117:39: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    mg.c:1123:51: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    mg.c:2931:16: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    mg.c:2933:32: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    mg.c:2935:16: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    mg.c:2937:46: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    scope.c:1434:11: warning: performing pointer arithmetic on a null pointer h=
    as undefined behavior [-Wnull-pointer-arithmetic]
    pp_ctl.c:2004:23: warning: performing pointer arithmetic on a null pointer =
    has undefined behavior [-Wnull-pointer-arithmetic]
    pp_ctl.c:2008:34: warning: performing pointer arithmetic on a null pointer =
    has undefined behavior [-Wnull-pointer-arithmetic]
    pp_ctl.c:3471:34: warning: performing pointer arithmetic on a null pointer =
    has undefined behavior [-Wnull-pointer-arithmetic]
    pp_ctl.c:3473:34: warning: performing pointer arithmetic on a null pointer =
    has undefined behavior [-Wnull-pointer-arithmetic]
    pp_ctl.c:3479:6: warning: performing pointer arithmetic on a null pointer h=
    as undefined behavior [-Wnull-pointer-arithmetic]
    utf8.c:87:35: warning: performing pointer arithmetic on a null pointer has =
    undefined behavior [-Wnull-pointer-arithmetic]
    B.xs:95:39: warning: performing pointer arithmetic on a null pointer has un=
    defined behavior [-Wnull-pointer-arithmetic]
    ../../warnings.h:21:33: note: expanded from macro 'pWARN_ALL'
    B.xs:96:39: warning: performing pointer arithmetic on a null pointer has un=
    defined behavior [-Wnull-pointer-arithmetic]
    ../../warnings.h:22:34: note: expanded from macro 'pWARN_NONE'
    ./const-xs.inc:128:42: warning: AI_IDN_ALLOW_UNASSIGNED is deprecated [-W#=
    pragma-messages]
    /usr/include/netdb.h:609:3: note: expanded from macro 'AI_IDN_ALLOW_UNASSIG=
    NED'
    /usr/include/sys/cdefs.h:485:3: note: expanded from macro '__glibc_macro_wa=
    rning'
    /usr/include/sys/cdefs.h:483:42: note: expanded from macro '__glibc_macro_w=
    arning1'
    <scratch space>:94:6: note: expanded from here
    ./const-xs.inc:131:46: warning: AI_IDN_USE_STD3_ASCII_RULES is deprecated =
    [-W#pragma-messages]
    /usr/include/netdb.h:611:3: note: expanded from macro 'AI_IDN_USE_STD3_ASCI=
    I_RULES'
    <scratch space>:97:6: note: expanded from here
    ./const-xs.inc:383:42: warning: NI_IDN_ALLOW_UNASSIGNED is deprecated [-W#=
    pragma-messages]
    /usr/include/netdb.h:650:3: note: expanded from macro 'NI_IDN_ALLOW_UNASSIG=
    NED'
    <scratch space>:100:6: note: expanded from here
    ./const-xs.inc:386:46: warning: NI_IDN_USE_STD3_ASCII_RULES is deprecated =
    [-W#pragma-messages]
    /usr/include/netdb.h:652:3: note: expanded from macro 'NI_IDN_USE_STD3_ASCI=
    I_RULES'
    <scratch space>:103:6: note: expanded from here
    re_comp.c:5429:7: warning: performing pointer arithmetic on a null pointer =
    has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:845:17: note: expanded from macro '_WARN_HELPER'
    ../../warnings.h:231:6: note: expanded from macro 'ckDEAD'
    ../../warnings.h:24:53: note: expanded from macro 'specialWARN'
    ../../warnings.h:25:13: note: expanded from macro 'specialWARN'
    re_comp.c:10907:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:930:5: note: expanded from macro 'vWARN5'
    re_comp.c:10924:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:903:5: note: expanded from macro 'vWARN3'
    re_comp.c:10935:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:860:5: note: expanded from macro 'ckWARNreg'
    re_comp.c:11297:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:937:5: note: expanded from macro 'ckWARNexperimental'
    re_comp.c:11340:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:12011:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:884:5: note: expanded from macro 'ckWARNregdep'
    re_comp.c:12499:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:12506:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:897:5: note: expanded from macro 'ckWARN2reg'
    re_comp.c:12610:2: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:13409:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:923:5: note: expanded from macro 'ckWARN4reg'
    re_comp.c:14077:5: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:854:5: note: expanded from macro 'reg_warn_non_literal_string'
    re_comp.c:14093:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:14127:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:14134:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:14629:9: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:15599:5: warning: performing pointer arithmetic on a null pointer=
     has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:16375:17: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:891:5: note: expanded from macro 'ckWARN2reg_d'
    re_comp.c:16404:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:16613:23: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:595:28: note: expanded from macro 'ALWAYS_WARN_SUPER'
    re_comp.c:16688:13: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:16861:29: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:16871:37: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17233:29: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17249:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17276:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17456:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:916:5: note: expanded from macro 'vWARN4'
    re_comp.c:17553:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:866:5: note: expanded from macro 'vWARN'
    re_comp.c:17570:25: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17641:33: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17659:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    re_comp.c:17667:21: warning: performing pointer arithmetic on a null pointe=
    r has undefined behavior [-Wnull-pointer-arithmetic]
    
    Non-Fatal messages(gcc):
    
    --=20
    Report by Test::Smoke v1.72 running on perl 5.28.1
    (Reporter v0.053 / Smoker v0.046)