Index: lib/Support/SourceMgr.cpp
===================================================================
--- lib/Support/SourceMgr.cpp
+++ lib/Support/SourceMgr.cpp
@@ -247,7 +247,7 @@
   : SM(&sm), Loc(L), Filename(FN), LineNo(Line), ColumnNo(Col), Kind(Kind),
     Message(Msg), LineContents(LineStr), Ranges(Ranges.vec()),
     FixIts(Hints.begin(), Hints.end()) {
-  std::sort(FixIts.begin(), FixIts.end());
+  llvm::sort(FixIts.begin(), FixIts.end());
 }
 
 static void buildFixItLine(std::string &CaretLine, std::string &FixItLine,
Index: lib/Support/Timer.cpp
===================================================================
--- lib/Support/Timer.cpp
+++ lib/Support/Timer.cpp
@@ -284,7 +284,7 @@
 
 void TimerGroup::PrintQueuedTimers(raw_ostream &OS) {
   // Sort the timers in descending order by amount of time taken.
-  std::sort(TimersToPrint.begin(), TimersToPrint.end());
+  llvm::sort(TimersToPrint.begin(), TimersToPrint.end());
 
   TimeRecord Total;
   for (const PrintRecord &Record : TimersToPrint)