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