[PATCH] D87921: Fix -funique-internal-linkage-names to work with -O2 and new pass manager

[Matt Morehouse via Phabricator via cfe-commits]

morehouse added a comment.

This change appears to trigger an assertion failure in sysmsg.c on the PPC bot:  http://lab.llvm.org:8011/builders/clang-ppc64le-linux-lnt/builds/26845/steps/ninja%20check%

  ******************** TEST 'SanitizerCommon-msan-powerpc64le-Linux :: Linux/sysmsg.c' FAILED ********************
  Script:
  --
  : 'RUN: at line 1';      /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/stage1/./bin/clang  -gline-tables-only -fsanitize=memory  -m64 -fno-function-sections  -ldl -O1 /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/llvm/compiler-rt/test/sanitizer_common/TestCases/Linux/sysmsg.c -o /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/stage1/projects/compiler-rt/test/sanitizer_common/msan-powerpc64le-Linux/Linux/Output/sysmsg.c.tmp &&  /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/stage1/projects/compiler-rt/test/sanitizer_common/msan-powerpc64le-Linux/Linux/Output/sysmsg.c.tmp
  --
  Exit Code: 134
  
  Command Output (stderr):
  --
  sysmsg.c.tmp: /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/llvm/compiler-rt/test/sanitizer_common/TestCases/Linux/sysmsg.c:14: int main(): Assertion `msgq != -1' failed.
  /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/stage1/projects/compiler-rt/test/sanitizer_common/msan-powerpc64le-Linux/Linux/Output/sysmsg.c.script: line 1: 2982426 Aborted                 (core dumped) /home/buildbots/ppc64le-clang-lnt-test/clang-ppc64le-lnt/stage1/projects/compiler-rt/test/sanitizer_common/msan-powerpc64le-Linux/Linux/Output/sysmsg.c.tmp
  
  --

It's not immediately obvious to me what is going wrong.  If you could take a look, I'd appreciate it.  Otherwise I will look closer tomorrow.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87921/new/

https://reviews.llvm.org/D87921