Accept any filepath in llvm_check_source_file_list

Cmake function llvm_check_source_file_list currently only accepts paths
relative to current CMAKE_SOURCE_DIR or relative to argument SOURCE_DIR.

Extend it to accept any path, including absolute ones.

Differential revision: https://reviews.llvm.org/D44625


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@327912 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed