1 files changed, 3 insertions, 6 deletions
diff --git a/clang/lib/AST/LambdaMangleContext.cpp b/clang/lib/AST/LambdaMangleContext.cpp
index 54f445df4b6..10b01a6999b 100644
--- a/clang/lib/AST/LambdaMangleContext.cpp
+++ b/clang/lib/AST/LambdaMangleContext.cpp
@@ -22,12 +22,9 @@ unsigned LambdaMangleContext::getManglingNumber(CXXMethodDecl *CallOperator) {
   const FunctionProtoType *Proto
     = CallOperator->getType()->getAs<FunctionProtoType>();
   ASTContext &Context = CallOperator->getASTContext();
-  
-  QualType Key =
-    Context.getFunctionType(Context.VoidTy,
-                            ArrayRef<QualType>(Proto->arg_type_begin(),
-                                               Proto->getNumArgs()),
-                            FunctionProtoType::ExtProtoInfo());
+
+  QualType Key = Context.getFunctionType(Context.VoidTy, Proto->getArgTypes(),
+                                         FunctionProtoType::ExtProtoInfo());
   Key = Context.getCanonicalType(Key);
   return ++ManglingNumbers[Key->castAs<FunctionProtoType>()];
 }