[all-commits] [llvm/llvm-project] 6e3b60: [TSan] Pacify flaky test on Darwin

Julian Lettner via All-commits all-commits at lists.llvm.org
Wed Dec 11 12:57:12 PST 2019


  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 6e3b60625bfc5745f3b4382050ed6d66b43951bb
      https://github.com/llvm/llvm-project/commit/6e3b60625bfc5745f3b4382050ed6d66b43951bb
  Author: Julian Lettner <julian.lettner at apple.com>
  Date:   2019-12-11 (Wed, 11 Dec 2019)

  Changed paths:
    M compiler-rt/test/tsan/Darwin/mach_vm_allocate.c

  Log Message:
  -----------
  [TSan] Pacify flaky test on Darwin

This flaky test that I added really gives our CI a lot of headaches.
Although I was never able to reproduce this locally, it sporadically
hangs/fails on our bots.  I decided to silently pass the test whenever
we are unable to setup the proper test condition after 10 retries.  This
is of course suboptimal and a last recourse.  Please let me know if you
know how to test this better.

rdar://57844626




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