1 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin10 -emit-llvm -fblocks -fobjc-arc -fobjc-runtime-has-weak -o - %s | FileCheck %s
3 __attribute((objc_root_class)) @interface A @end
6 // rdar://problem/23559789
7 // Ensure that type differences don't cause an assert here.
8 void test0(__weak B **src) {
11 // CHECK-LABEL: define{{.*}} void @test0
12 // CHECK: [[SRC:%.*]] = alloca [[B:%.*]]**, align 8
13 // CHECK: [[DEST:%.*]] = alloca [[A:%.*]]*, align 8
14 // CHECK: [[T0:%.*]] = load [[B]]**, [[B]]*** [[SRC]], align 8
15 // CHECK-NEXT: [[T1:%.*]] = bitcast [[B]]** [[T0]] to [[A]]**
16 // CHECK-NEXT: [[T2:%.*]] = bitcast [[A]]** [[DEST]] to i8**
17 // CHECK-NEXT: [[T3:%.*]] = bitcast [[A]]** [[T1]] to i8**
18 // CHECK-NEXT: call void @llvm.objc.copyWeak(i8** [[T2]], i8** [[T3]])
19 // CHECK-NEXT: [[T0:%.*]] = bitcast [[A]]** [[DEST]] to i8**
20 // CHECK: call void @llvm.objc.destroyWeak(i8** [[T0]])