FWIW I tested check-msan in a -DCMAKE_BUILD_TYPE=Release build on a powerpc64le machine. All tests passed. I cannot connect the failure to the clang patch.
On Mon, Sep 21, 2020 at 10:02 PM Sriraman Tallam <tmsri...@google.com> wrote: > > On Mon, Sep 21, 2020 at 5:58 PM Matt Morehouse via Phabricator > <revi...@reviews.llvm.org> wrote: > > > > 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. > > I am having trouble getting access to a PPC machine, this is going to > take me longer. Should I revert the patch? > > Thanks > Sri > > > > > > > Repository: > > rG LLVM Github Monorepo > > > > CHANGES SINCE LAST ACTION > > https://reviews.llvm.org/D87921/new/ > > > > https://reviews.llvm.org/D87921 > > -- 宋方睿 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
