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c1fc9f6e AP |
1 | // { dg-do compile { target c++17 } } |
2 | ||
7adcbafe | 3 | // Copyright (C) 2020-2022 Free Software Foundation, Inc. |
c1fc9f6e AP |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // { dg-error "must be a complete class" "" { target *-*-* } 0 } | |
21 | ||
22 | #include <type_traits> | |
23 | ||
24 | class X; | |
25 | ||
26 | void test01() | |
27 | { | |
28 | std::invoke_result<int(X), X>(); // { dg-error "required from here" } | |
29 | std::invoke_result<int(int, X), int, X>(); // { dg-error "required from here" } | |
30 | std::invoke_result<int(int, X), X, int>(); // { dg-error "required from here" } | |
31 | ||
32 | ||
33 | std::invoke_result<int(X&), X&>(); // { dg-bogus "required from here" } | |
34 | std::invoke_result<int(int, X&), int, X&>(); // { dg-bogus "required from here" } | |
35 | ||
36 | std::invoke_result<int(X&&), X&&>(); // { dg-bogus "required from here" } | |
37 | std::invoke_result<int(int, X&&), int, X&&>(); // { dg-bogus "required from here" } | |
38 | ||
39 | std::invoke_result<int(const X&&), const X&&>(); // { dg-bogus "required from here" } | |
40 | std::invoke_result<int(int, const X&&), int, const X&&>(); // { dg-bogus "required from here" } | |
41 | ||
42 | std::invoke_result<int(const X&), const X&>(); // { dg-bogus "required from here" } | |
43 | std::invoke_result<int(int, const X&), int, const X&>(); // { dg-bogus "required from here" } | |
44 | ||
45 | std::invoke_result<int(const X&), X&>(); // { dg-bogus "required from here" } | |
46 | std::invoke_result<int(int, const X&), int, X&>(); // { dg-bogus "required from here" } | |
47 | } |