libc++: add an option to build against compiler-rt
authorSaleem Abdulrasool <compnerd@compnerd.org>
Wed, 24 Aug 2016 04:22:52 +0000 (04:22 +0000)
committerSaleem Abdulrasool <compnerd@compnerd.org>
Wed, 24 Aug 2016 04:22:52 +0000 (04:22 +0000)
commite81fcb81dc03d5898133e5b961fb1e8a4c741aca
tree9f0e3520157f8c19344176fa6469a5d2d67104eb
parenteb232dc90dc4f6950778b7cb2f31d8ce284053b2
libc++: add an option to build against compiler-rt

This mirrors the option in libc++abi to build without libgcc.

llvm-svn: 279606
libcxx/CMakeLists.txt
libcxx/cmake/config-ix.cmake