[PATCH] D22800: [tsan] Fix behavior of realloc(nullptr, 0) on Darwin

[Kuba Brecka via llvm-commits]

kubabrecka added a comment.

I also submitted a follow-up change to update the tsan_mman_test.cc unit test in r277463.


Repository:
  rL LLVM

https://reviews.llvm.org/D22800