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comparison clang/test/SemaObjCXX/attr-trivial-abi.mm @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
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children 2e18cbf3894f
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147:c2174574ed3a 150:1d019706d866
1 // RUN: %clang_cc1 -std=c++11 -fobjc-runtime-has-weak -fobjc-weak -fobjc-arc -fsyntax-only -verify %s
2
3 void __attribute__((trivial_abi)) foo(); // expected-warning {{'trivial_abi' attribute only applies to classes}}
4
5 struct [[clang::trivial_abi]] S0 {
6 int a;
7 };
8
9 struct __attribute__((trivial_abi)) S1 {
10 int a;
11 };
12
13 struct __attribute__((trivial_abi)) S2 { // expected-warning {{'trivial_abi' cannot be applied to 'S2'}}
14 __weak id a;
15 };
16
17 struct __attribute__((trivial_abi)) S3 { // expected-warning {{'trivial_abi' cannot be applied to 'S3'}}
18 virtual void m();
19 };
20
21 struct S3_2 {
22 virtual void m();
23 } __attribute__((trivial_abi)); // expected-warning {{'trivial_abi' cannot be applied to 'S3_2'}}
24
25 struct S4 {
26 int a;
27 };
28
29 struct __attribute__((trivial_abi)) S5 : public virtual S4 { // expected-warning {{'trivial_abi' cannot be applied to 'S5'}}
30 };
31
32 struct __attribute__((trivial_abi)) S9 : public S4 {
33 };
34
35 struct S6 {
36 __weak id a;
37 };
38
39 struct __attribute__((trivial_abi)) S12 { // expected-warning {{'trivial_abi' cannot be applied to 'S12'}}
40 __weak id a;
41 };
42
43 struct __attribute__((trivial_abi)) S13 { // expected-warning {{'trivial_abi' cannot be applied to 'S13'}}
44 __weak id a[2];
45 };
46
47 struct __attribute__((trivial_abi)) S7 { // expected-warning {{'trivial_abi' cannot be applied to 'S7'}}
48 S6 a;
49 };
50
51 struct __attribute__((trivial_abi)) S11 { // expected-warning {{'trivial_abi' cannot be applied to 'S11'}}
52 S6 a[2];
53 };
54
55 struct __attribute__((trivial_abi(1))) S8 { // expected-error {{'trivial_abi' attribute takes no arguments}}
56 int a;
57 };
58
59 // Do not warn when 'trivial_abi' is used to annotate a template class.
60 template<class T>
61 struct __attribute__((trivial_abi)) S10 {
62 T p;
63 };
64
65 S10<int *> p1;
66 S10<__weak id> p2;
67
68 template<>
69 struct __attribute__((trivial_abi)) S10<id> { // expected-warning {{'trivial_abi' cannot be applied to 'S10<id>'}}
70 __weak id a;
71 };
72
73 template<class T>
74 struct S14 {
75 T a;
76 __weak id b;
77 };
78
79 template<class T>
80 struct __attribute__((trivial_abi)) S15 : S14<T> {
81 };
82
83 S15<int> s15;
84
85 template<class T>
86 struct __attribute__((trivial_abi)) S16 {
87 S14<T> a;
88 };
89
90 S16<int> s16;
91
92 template<class T>
93 struct __attribute__((trivial_abi)) S17 { // expected-warning {{'trivial_abi' cannot be applied to 'S17'}}
94 __weak id a;
95 };
96
97 S17<int> s17;