diff --git a/include/llvm/Support/CommandLine.h b/include/llvm/Support/CommandLine.h
index 2e65fdd79a1..7f8b10c375f 100644
--- a/include/llvm/Support/CommandLine.h
+++ b/include/llvm/Support/CommandLine.h
@@ -986,7 +986,7 @@ template<class DataType>
 class list_storage<DataType, bool> : public std::vector<DataType> {
 public:
   template<class T>
-  void addValue(const T &V) { push_back(V); }
+  void addValue(const T &V) { std::vector<DataType>::push_back(V); }
 };
 
 
@@ -1011,7 +1011,7 @@ class list : public Option, public list_storage<DataType, Storage> {
       typename ParserClass::parser_data_type();
     if (Parser.parse(*this, ArgName, Arg, Val))
       return true;  // Parse Error!
-    addValue(Val);
+    list_storage<DataType, Storage>::addValue(Val);
     setPosition(pos);
     Positions.push_back(pos);
     return false;