Make SourceLocation::getFileLoc private to reduce the API exposure of 
SourceLocation.  This requires making some cleanups to token pasting
and _Pragma expansion.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62490 91177308-0d34-0410-b5e6-96231b3b80d8
6 files changed