Refactor program name logic. Extend it to infer the target triple from
the program name, if it includes it as proper prefix. This makes calling
clang with -ccc-host-triple x86_64-linux the same as calling it with the
name x86_64-linux-clang.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@127753 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed