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-rw-r--r--lib/CodeGen/CGObjC.cpp3
-rw-r--r--test/CodeGenObjCXX/property-object-reference-1.mm31
2 files changed, 33 insertions, 1 deletions
diff --git a/lib/CodeGen/CGObjC.cpp b/lib/CodeGen/CGObjC.cpp
index 4e5915a3ae..58319cf579 100644
--- a/lib/CodeGen/CGObjC.cpp
+++ b/lib/CodeGen/CGObjC.cpp
@@ -752,7 +752,8 @@ static void emitStructSetterCall(CodeGenFunction &CGF, ObjCMethodDecl *OMD,
// The second argument is the address of the parameter variable.
ParmVarDecl *argVar = *OMD->param_begin();
- DeclRefExpr argRef(argVar, argVar->getType(), VK_LValue, SourceLocation());
+ DeclRefExpr argRef(argVar, argVar->getType().getNonReferenceType(),
+ VK_LValue, SourceLocation());
llvm::Value *argAddr = CGF.EmitLValue(&argRef).getAddress();
argAddr = CGF.Builder.CreateBitCast(argAddr, CGF.Int8PtrTy);
args.add(RValue::get(argAddr), CGF.getContext().VoidPtrTy);
diff --git a/test/CodeGenObjCXX/property-object-reference-1.mm b/test/CodeGenObjCXX/property-object-reference-1.mm
new file mode 100644
index 0000000000..79bf9e4f31
--- /dev/null
+++ b/test/CodeGenObjCXX/property-object-reference-1.mm
@@ -0,0 +1,31 @@
+// RUN: %clang_cc1 -x objective-c++ %s -triple x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
+// rdar://6137845
+
+struct TCPPObject
+{
+ TCPPObject(const TCPPObject& inObj);
+ TCPPObject();
+ ~TCPPObject();
+ int filler[64];
+};
+
+
+@interface MyDocument
+{
+@private
+ TCPPObject _cppObject;
+}
+@property (atomic, assign, readwrite) const TCPPObject& cppObject;
+@end
+
+@implementation MyDocument
+
+@synthesize cppObject = _cppObject;
+
+@end
+
+// CHECK: [[cppObjectaddr:%.*]] = alloca %struct.TCPPObject*, align 8
+// CHECK: store %struct.TCPPObject* [[cppObject:%.*]], %struct.TCPPObject** [[cppObjectaddr]], align 8
+// CHECK: [[THREE:%.*]] = load %struct.TCPPObject** [[cppObjectaddr]], align 8
+// CHECK: [[FOUR:%.*]] = bitcast %struct.TCPPObject* [[THREE]] to i8*
+// CHECK: call void @objc_copyStruct(i8* [[TWO:%.*]], i8* [[FOUR]], i64 256, i1 zeroext true, i1 zeroext false)