ccc: Implement file & path searching.
 - Toolchain is responsible for providing list of prefixes to search.

 - Implement -print-file-name=xxx and -print-prog-name=xxx driver options.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62659 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed