diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 21900c260d5..eb6f28f52cd 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -2061,7 +2061,7 @@ void DwarfDebug::endFunction(const MachineFunction *MF) {
 
   // Clear debug info
   CurrentFnDbgScope = NULL;
-  CurrentFnArguments.clear();
+  DeleteContainerPointers(CurrentFnArguments);
   DbgVariableToFrameIndexMap.clear();
   VarToAbstractVarMap.clear();
   DbgVariableToDbgInstMap.clear();