[PATCH] Make compiler-rt tests work with relocatable SDKs on OS X

[Kuba Brecka]

> Can't this be done by installing the Xcode command line tools? (I've failed to, but perhaps I was doing something wrong)

Probably. But the whole point of having relocatable SDKs and toolchains on OS X is so you don't have to install CL Tools, and so you can switch between different compilers/Xcodes/SDKs.

http://reviews.llvm.org/D4047