This allows avoiding conflicts between paths that begin with the same
chars as some llvm-rc options (which can be used with either slashes
or dashes).
Differential Revision: https://reviews.llvm.org/D56743
llvm-svn: 351305
CMake generate manifests that contain absolute filenames and these
currently result in assertion error. This change ensures that we
handle these correctly.
Differential Revision: https://reviews.llvm.org/D54194
llvm-svn: 346450