This now errors on undefined behavior instead of warning. Smoke logs available at http://m-l.org/~perl/smoke/perl/linux/blead_clang_sanitize=undefined/logd586c8db9528182f19e2cca28ca3e6a38c65b9a8.log.gz Automated smoke report for branch blead 5.29.7 patch d586c8db9528182f19e2cca28ca3e6a38c65b9a8 v5.29.6-90-gd586c8db95 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.fc29) smoketime 14 hours 12 minutes (average 42 minutes 38 seconds) Summary: FAIL(Xm) 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 v5.29.6-90-gd586c8db95 Configuration (common) -Accflags="-Werror=declaration-after-statement -g -fno-omit-frame-pointer -fno-sanitize-recover=undefined -fsanitize-blacklist=`pwd`/asan_ignore" -Aldflags="-fno-sanitize-recover=undefined" -Dcc=clang ----------- --------------------------------------------------------- O O O O O O O O O O O O -Accflags=-DPERL_POISON m - - m - - -Duse64bitall -Accflags=-DPERL_GLOBAL_STRUCT m - - m - - -Dusemorebits -Accflags=-DPERL_GLOBAL_STRUCT_PRIVATE O O O O O O -Accflags=-DPERL_NO_COW O O O O O O -Duseithreads O O O O O O -Duseithreads -Accflags=-DPERL_POISON m - - m - - -Duseithreads -Duse64bitall -Accflags=-DPERL_GLOBAL_STRUCT m - - m - - -Duseithreads -Dusemorebits -Accflags=-DPERL_GLOBAL_STRUCT_PRIVATE O O X m - - -Duseithreads -Accflags=-DPERL_NO_COW | | | | | +- LC_ALL = en_US.utf8 -DDEBUGGING | | | | +--- PERLIO = perlio -DDEBUGGING | | | +----- PERLIO = stdio -DDEBUGGING | | +------- LC_ALL = en_US.utf8 | +--------- PERLIO = perlio +----------- PERLIO = stdio Locally applied patches: SMOKEd586c8db9528182f19e2cca28ca3e6a38c65b9a8 Failures: (common-args) -Accflags="-Werror=declaration-after-statement -g -fno-omit-frame-pointer -fno-sanitize-recover=undefined -fsanitize-blacklist=`pwd`/asan_ignore" -Aldflags="-fno-sanitize-recover=undefined" -Dcc=clang [en_US.utf8] -Duseithreads -Accflags=-DPERL_NO_COW Inconsistent test results (between TEST and harness): ../t/re/regexp_qr_embed_thr.t........... ...................................... FAILED at test 851 Compiler messages(gcc): ./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_UNASSIGNED' /usr/include/sys/cdefs.h:485:3: note: expanded from macro '__glibc_macro_warning' /usr/include/sys/cdefs.h:483:42: note: expanded from macro '__glibc_macro_warning1' <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_ASCII_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_UNASSIGNED' <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_ASCII_RULES' <scratch space>:103:6: note: expanded from here Non-Fatal messages(gcc): -- Report by Test::Smoke v1.72 running on perl 5.28.1 (Reporter v0.053 / Smoker v0.046)