tree 5254e9c96b4f7d39cec5fd6e671e9ba8abe506da
parent 784e0b771c143f069cf9f43d5264dfb702ef602c
author Dmitry Vyukov <dvyukov@google.com> 1430244522 +0000
committer Dmitry Vyukov <dvyukov@google.com> 1430244522 +0000

tsan: fix a bug memory access handling

We incorrectly replaced shadow slots
when the new value is not stronger than the old one.
The bug can lead to false negatives.
The bug was detected by Go race test suite:
https://github.com/golang/go/issues/10589


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@236008 91177308-0d34-0410-b5e6-96231b3b80d8