[PATCH] D20741: [LibFuzzer] Fix weak linking issues building tests under OSX.

[Kostya Serebryany via llvm-commits]

kcc added a comment.

> Is there a reason we shouldn't do the same here without changing libfuzzer code?


The build command line for libFuzzer should remain very simple and the same across platforms. 
It's easy to achieve, so we should just do it.


http://reviews.llvm.org/D20741