1f4a2713aSLionel Sambuc// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -emit-llvm -o - %s | FileCheck %s 2f4a2713aSLionel Sambuc// rdar://8604515 3f4a2713aSLionel Sambuc 4f4a2713aSLionel Sambuc@interface I {} 5f4a2713aSLionel Sambuc-(unsigned int&)referenceCount; 6f4a2713aSLionel Sambuc@end 7f4a2713aSLionel Sambuc 8f4a2713aSLionel Sambuc@interface MyClass 9f4a2713aSLionel Sambuc+(int)writeBlip:(I*)srcBlip; 10f4a2713aSLionel Sambuc@end 11f4a2713aSLionel Sambuc 12f4a2713aSLionel Sambuc@implementation MyClass 13f4a2713aSLionel Sambuc+(int)writeBlip:(I*)srcBlip{ 14f4a2713aSLionel Sambuc return ([srcBlip referenceCount] == 0); 15f4a2713aSLionel Sambuc} 16f4a2713aSLionel Sambuc@end 17f4a2713aSLionel Sambuc 18*0a6a1f1dSLionel Sambuc// CHECK: [[T:%.*]] = call dereferenceable({{[0-9]+}}) i32* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend 19f4a2713aSLionel Sambuc// CHECK: [[U:%.*]] = load i32* [[T]] 20f4a2713aSLionel Sambuc// CHECK [[V:%.*]] = icmp eq i32 [[U]], 0 21