[PATCH] D12646: Add libc++ header path for DarwinClang builds

[don hinton via cfe-commits]

hintonda added a comment.

> I think it works if you a) check out libcxx into llvm/projects/libcxx b) run `make install` and c) run the binary from your install directory.


Yes, that works.  But why shouldn't users be able to use the installed version?

Also, if you want to force users to either build libc++ or have the headers installed in /usr/include/c++/v1, then cmake should fail if neither is the case.


http://reviews.llvm.org/D12646