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

2 files changed, 3 insertions, 3 deletions

diff --git a/include/clang/Frontend/ASTUnit.h b/include/clang/Frontend/ASTUnit.h
index 065fc44805..fc27bb9cdf 100644
--- a/include/clang/Frontend/ASTUnit.h
+++ b/include/clang/Frontend/ASTUnit.h
@@ -467,7 +467,7 @@ public:
 
   const FileSystemOptions &getFileSystemOpts() const { return FileSystemOpts; }
 
-  const std::string &getOriginalSourceFileName() {
+  const StringRef getOriginalSourceFileName() {
     return OriginalSourceFile;
   }
 
diff --git a/include/clang/Serialization/ASTReader.h b/include/clang/Serialization/ASTReader.h
index 36eae76728..c0d93c3607 100644
--- a/include/clang/Serialization/ASTReader.h
+++ b/include/clang/Serialization/ASTReader.h
@@ -900,7 +900,7 @@ private:
   /// into account all the necessary relocations.
   const FileEntry *getFileEntry(StringRef filename);
 
-  StringRef MaybeAddSystemRootToFilename(ModuleFile &M, std::string &Filename);
+  void MaybeAddSystemRootToFilename(ModuleFile &M, std::string &Filename);
 
   ASTReadResult ReadASTCore(StringRef FileName, ModuleKind Type,
                             ModuleFile *ImportedBy,
@@ -1163,7 +1163,7 @@ public:
 
   /// \brief Retrieve the name of the original source file name for the primary
   /// module file.
-  const std::string &getOriginalSourceFile() { 
+  StringRef getOriginalSourceFile() {
     return ModuleMgr.getPrimaryModule().OriginalSourceFileName; 
   }