1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp
index 80202ddb6d..1c8af8385b 100644
--- a/lib/Lex/PPMacroExpansion.cpp
+++ b/lib/Lex/PPMacroExpansion.cpp
@@ -561,7 +561,8 @@ static bool EvaluateHasIncludeCommon(bool &Result, Token &Tok,
   // Search include directories.
   const DirectoryLookup *CurDir;
   const FileEntry *File = PP.LookupFile(FilenameStart, FilenameEnd,
-                                     isAngled, LookupFrom, CurDir);
+                                        SourceLocation(),// produce no warnings.
+                                        isAngled, LookupFrom, CurDir);
 
   // Get the result value.  Result = true means the file exists.
   Result = File != 0;