Switch CallArgList from an std::pair to a new CallArg struct (which will eventually gain more members). Working towards modifying call emission to avoid unnecessary copies.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130700 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 2 deletions

diff --git a/lib/CodeGen/CGCall.h b/lib/CodeGen/CGCall.h
index f5a84ec99f..3f600c04e5 100644
--- a/lib/CodeGen/CGCall.h
+++ b/lib/CodeGen/CGCall.h
@@ -44,13 +44,21 @@ namespace clang {
 namespace CodeGen {
   typedef llvm::SmallVector<llvm::AttributeWithIndex, 8> AttributeListType;
 
+  struct CallArg {
+    RValue RV;
+    QualType Ty;
+    CallArg(RValue rv, QualType ty)
+    : RV(rv), Ty(ty)
+    { }
+  };
+
   /// CallArgList - Type for representing both the value and type of
   /// arguments in a call.
   class CallArgList :
-    public llvm::SmallVector<std::pair<RValue, QualType>, 16> {
+    public llvm::SmallVector<CallArg, 16> {
   public:
     void add(RValue rvalue, QualType type) {
-      push_back(std::pair<RValue,QualType>(rvalue,type));
+      push_back(CallArg(rvalue, type));
     }
   };