[PATCH] D14745: [tsan] Implement basic GCD interceptors for OS X

[Dmitry Vyukov via llvm-commits]

dvyukov added a comment.

> I talked to the maintainers of libdispatch, and I couldn't convince them that the race is actually harmful


This is a bug and it must be fixed. Filed:
https://libdispatch.macosforge.org/trac/ticket/2779


http://reviews.llvm.org/D14745