[all-commits] [llvm/llvm-project] 12489b: llvm-dwarfdump: Fix UB (unsequenced writes) introd...

[David Blaikie via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 12489b54746339b7304e79a34739e383ab186aaa
      https://github.com/llvm/llvm-project/commit/12489b54746339b7304e79a34739e383ab186aaa
  Author: David Blaikie <dblaikie at gmail.com>
  Date:   2020-04-19 (Sun, 19 Apr 2020)

  Changed paths:
    M llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp

  Log Message:
  -----------
  llvm-dwarfdump: Fix UB (unsequenced writes) introduced in e0fd87cc64d5

Unsequenced write due to "x &= f()" where 'f()' modifies 'x'.

Detected by the llvm-clang-x86_64-expensive-checks-win buildbot.
Investigated/identified by Galina - thanks!