1 files changed, 4 insertions, 8 deletions
diff --git a/llvm/lib/Option/Arg.cpp b/llvm/lib/Option/Arg.cpp
index 4c8da58f536..af632d6922b 100644
--- a/llvm/lib/Option/Arg.cpp
+++ b/llvm/lib/Option/Arg.cpp
@@ -83,15 +83,13 @@ void Arg::renderAsInput(const ArgList &Args, ArgStringList &Output) const {
     return;
   }
 
-  for (unsigned i = 0, e = getNumValues(); i != e; ++i)
-    Output.push_back(getValue(i));
+  Output.append(Values.begin(), Values.end());
 }
 
 void Arg::render(const ArgList &Args, ArgStringList &Output) const {
   switch (getOption().getRenderStyle()) {
   case Option::RenderValuesStyle:
-    for (unsigned i = 0, e = getNumValues(); i != e; ++i)
-      Output.push_back(getValue(i));
+    Output.append(Values.begin(), Values.end());
     break;
 
   case Option::RenderCommaJoinedStyle: {
@@ -109,14 +107,12 @@ void Arg::render(const ArgList &Args, ArgStringList &Output) const {
  case Option::RenderJoinedStyle:
     Output.push_back(Args.GetOrMakeJoinedArgString(
                        getIndex(), getSpelling(), getValue(0)));
-    for (unsigned i = 1, e = getNumValues(); i != e; ++i)
-      Output.push_back(getValue(i));
+    Output.append(Values.begin() + 1, Values.end());
     break;
 
   case Option::RenderSeparateStyle:
     Output.push_back(Args.MakeArgString(getSpelling()));
-    for (unsigned i = 0, e = getNumValues(); i != e; ++i)
-      Output.push_back(getValue(i));
+    Output.append(Values.begin(), Values.end());
     break;
   }
 }