xref: /llvm-project/clang/test/CodeGenObjCXX/property-dot-copy-elision.mm (revision 08be7a429551cc995c939b357f709b878bfaf322) 
1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -std=c++1z -fobjc-arc -o - %s | FileCheck %s
2
3struct S0 {
4  ~S0();
5  id f;
6};
7
8struct S1 {
9  S1();
10  ~S1();
11  S1(S0);
12  id f;
13};
14
15@interface C
16@property S1 f;
17@end
18@implementation C
19@end
20
21// CHECK-LABEL: define{{.*}} void @_Z5test0P1C(
22// CHECK: %{{.*}} = alloca ptr
23// CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_S1:.*]], align
24// CHECK: %[[AGG_TMP_1:.*]] = alloca %[[STRUCT_S0:.*]], align
25// CHECK: call void @_ZN2S0C1Ev(ptr {{[^,]*}} %[[AGG_TMP_1]])
26// CHECK: call void @_ZN2S1C1E2S0(ptr {{[^,]*}} %[[AGG_TMP]], ptr noundef %[[AGG_TMP_1]])
27// CHECK: call void @objc_msgSend(ptr noundef %{{.*}}, ptr noundef %{{.*}}, ptr noundef %[[AGG_TMP]])
28
29void test0(C *c) {
30  c.f = S0();
31}
32
33// CHECK: define{{.*}} void @_Z5test1P1C(
34// CHECK: %{{.*}} = alloca ptr
35// CHECK: %[[TEMP_LVALUE:.*]] = alloca %[[STRUCT_S1:.*]], align
36// CHECK: call void @_ZN2S1C1Ev(ptr {{[^,]*}} %[[TEMP_LVALUE]])
37// CHECK: call void @objc_msgSend(ptr noundef %{{.*}}, ptr noundef %{{.*}}, ptr noundef %[[TEMP_LVALUE]])
38
39void test1(C *c) {
40  c.f = S1();
41}
42