fix PR4026: Clang can't codegen __func__ without implicit cast

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69747 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 14 insertions, 6 deletions

diff --git a/lib/CodeGen/CGExprAgg.cpp b/lib/CodeGen/CGExprAgg.cpp
index 9d6df5c820..2e45f2017b 100644
--- a/lib/CodeGen/CGExprAgg.cpp
+++ b/lib/CodeGen/CGExprAgg.cpp
@@ -64,16 +64,19 @@ public:
   void VisitMemberExpr(MemberExpr *ME) { EmitAggLoadOfLValue(ME); }
   void VisitUnaryDeref(UnaryOperator *E) { EmitAggLoadOfLValue(E); }
   void VisitStringLiteral(StringLiteral *E) { EmitAggLoadOfLValue(E); }
-  void VisitCompoundLiteralExpr(CompoundLiteralExpr *E)
-      { EmitAggLoadOfLValue(E); }
-
+  void VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
+    EmitAggLoadOfLValue(E); 
+  }
   void VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
     EmitAggLoadOfLValue(E);
   }
+  void VisitBlockDeclRefExpr(const BlockDeclRefExpr *E) {
+    EmitAggLoadOfLValue(E); 
+  }
+  void VisitPredefinedExpr(const PredefinedExpr *E) {
+    EmitAggLoadOfLValue(E); 
+  }
   
-  void VisitBlockDeclRefExpr(const BlockDeclRefExpr *E)
-      { EmitAggLoadOfLValue(E); }
-
   // Operators.
   //  case Expr::UnaryOperatorClass:
   //  case Expr::CastExprClass: 
diff --git a/test/CodeGen/exprs.c b/test/CodeGen/exprs.c
index 0e74b8c773..f80ee41958 100644
--- a/test/CodeGen/exprs.c
+++ b/test/CodeGen/exprs.c
@@ -94,3 +94,8 @@ struct s6 { int f0; };
 int f6(int a0, struct s6 a1, struct s6 a2) {
   return (a0 ? a1 : a2).f0;
 }
+
+// PR4026
+void f7() {
+  __func__;
+}