tree 1f8577ca9c7f810189c84e38831619e24633556c
parent 33e1576ef88ae6fcc4ed8686f34ed28b1a41bcce
author Rafael Espindola <rafael.espindola@gmail.com> 1351557493 +0000
committer Rafael Espindola <rafael.espindola@gmail.com> 1351557493 +0000

getOriginalSourceFileName and getOriginalSourceFile can return a StringRef.
MaybeAddSystemRootToFilename doesn't need to return anything, it modifies
its argument.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@166988 91177308-0d34-0410-b5e6-96231b3b80d8