Add support for C++ default arguments, and rework Parse-Sema

interaction for function parameters, fixing PR2046.

Patch by Doug Gregor!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49369 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/CodeGen/CGExprConstant.cpp b/lib/CodeGen/CGExprConstant.cpp
index e2405b88f3..2ca71c3153 100644
--- a/lib/CodeGen/CGExprConstant.cpp
+++ b/lib/CodeGen/CGExprConstant.cpp
@@ -69,6 +69,10 @@ public:
     return EmitConversion(C, E->getSubExpr()->getType(), E->getType());    
   }
 
+  llvm::Constant *VisitCXXDefaultArgExpr(CXXDefaultArgExpr *DAE) {
+    return Visit(DAE->getExpr());
+  }
+
   llvm::Constant *EmitArrayInitialization(InitListExpr *ILE,
                                           const llvm::ArrayType *AType) {
     std::vector<llvm::Constant*> Elts;