change the various getFile routines to use StringRef as their implementation form.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@119934 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 7 deletions

diff --git a/include/clang/Basic/FileManager.h b/include/clang/Basic/FileManager.h
index 44a7079edd..05a3413312 100644
--- a/include/clang/Basic/FileManager.h
+++ b/include/clang/Basic/FileManager.h
@@ -197,22 +197,24 @@ public:
   /// returns null if the directory doesn't exist.
   ///
   const DirectoryEntry *getDirectory(llvm::StringRef Filename,
+                                     const FileSystemOptions &FileSystemOpts);
+  const DirectoryEntry *getDirectory(const char *FileStart,const char *FileEnd,
                                      const FileSystemOptions &FileSystemOpts) {
-    return getDirectory(Filename.begin(), Filename.end(), FileSystemOpts);
+    return getDirectory(llvm::StringRef(FileStart, FileEnd-FileStart),
+                        FileSystemOpts);
   }
-  const DirectoryEntry *getDirectory(const char *FileStart,const char *FileEnd,
-                                     const FileSystemOptions &FileSystemOpts);
 
   /// getFile - Lookup, cache, and verify the specified file.  This returns null
   /// if the file doesn't exist.
   ///
   const FileEntry *getFile(llvm::StringRef Filename,
-                           const FileSystemOptions &FileSystemOpts) {
-    return getFile(Filename.begin(), Filename.end(), FileSystemOpts);
-  }
+                           const FileSystemOptions &FileSystemOpts);
   const FileEntry *getFile(const char *FilenameStart,
                            const char *FilenameEnd,
-                           const FileSystemOptions &FileSystemOpts);
+                           const FileSystemOptions &FileSystemOpts) {
+    return getFile(llvm::StringRef(FilenameStart, FilenameEnd-FilenameStart),
+                   FileSystemOpts);
+  }
 
   /// \brief Retrieve a file entry for a "virtual" file that acts as
   /// if there were a file with the given name on disk. The file