[libc++] Re-apply workaround for D63883
authorLouis Dionne <ldionne@apple.com>
Tue, 1 Oct 2019 19:27:38 +0000 (19:27 +0000)
committerLouis Dionne <ldionne@apple.com>
Tue, 1 Oct 2019 19:27:38 +0000 (19:27 +0000)
commitbcab95182b3745960851c723c018268c2534d6a3
tree85bd4646ba59c00af82fbfd9205dd6de3b5b261d
parent32f869e0eecc8124ac33f10421fbf3cb80df5492
[libc++] Re-apply workaround for D63883

In reality, this workaround is for the fact that LIBCXX_CXX_ABI=libcxxabi
can't be specified on Linux, since libc++abi isn't shipped with the system.
Since the build bots explicitly specify LIBCXX_CXX_ABI=libcxxabi, they fail
unless we apply the workaround.

llvm-svn: 373385
libcxx/CMakeLists.txt