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8d9254fc | 1 | // Copyright (C) 2019-2020 Free Software Foundation, Inc. |
61f5cb23 JW |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-options "-std=gnu++17" } | |
19 | // { dg-do compile { target c++17 } } | |
20 | ||
21 | #include <vector> | |
22 | ||
23 | // PR libstdc++/89164 | |
24 | ||
1ecaf589 JW |
25 | struct X |
26 | { | |
27 | X() = default; | |
28 | X(const X&) = delete; | |
29 | }; | |
30 | ||
61f5cb23 JW |
31 | void test01() |
32 | { | |
33 | X x[1]; | |
34 | // Should not be able to create vector using uninitialized_copy: | |
35 | std::vector<X> v1{x, x+1}; // { dg-error "here" } | |
36 | ||
37 | // Should not be able to create vector using uninitialized_fill_n: | |
38 | std::vector<X> v2{2u, X{}}; // { dg-error "here" } | |
39 | } | |
40 | ||
41 | void test02() | |
42 | { | |
43 | #if __cplusplus >= 201703L | |
44 | // Can create initializer_list<X> with C++17 guaranteed copy elision, | |
45 | // but shouldn't be able to copy from it with uninitialized_copy: | |
46 | std::vector<X> v3{X{}, X{}, X{}}; // { dg-error "here" } | |
47 | #endif | |
48 | } | |
49 | // { dg-error "constructible from value" "" { target *-*-* } 0 } | |
50 | // { dg-error "constructible from input" "" { target *-*-* } 0 } |