1*67e74705SXin Li// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -emit-llvm -o - %s | FileCheck %s 2*67e74705SXin Li// rdar://8604515 3*67e74705SXin Li 4*67e74705SXin Li@interface I {} 5*67e74705SXin Li-(unsigned int&)referenceCount; 6*67e74705SXin Li@end 7*67e74705SXin Li 8*67e74705SXin Li@interface MyClass 9*67e74705SXin Li+(int)writeBlip:(I*)srcBlip; 10*67e74705SXin Li@end 11*67e74705SXin Li 12*67e74705SXin Li@implementation MyClass 13*67e74705SXin Li+(int)writeBlip:(I*)srcBlip{ 14*67e74705SXin Li return ([srcBlip referenceCount] == 0); 15*67e74705SXin Li} 16*67e74705SXin Li@end 17*67e74705SXin Li 18*67e74705SXin Li// CHECK: [[T:%.*]] = call dereferenceable({{[0-9]+}}) i32* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend 19*67e74705SXin Li// CHECK: [[U:%.*]] = load i32, i32* [[T]] 20*67e74705SXin Li// CHECK: [[V:%.*]] = icmp eq i32 [[U]], 0 21