Mercurial > hg > CbC > CbC_gcc

comparison libstdc++-v3/testsuite/20_util/is_constructible/92878_92947.cc @ 152:2b5abeee2509

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
parents
children
comparison
equal deleted inserted replaced
145:1830386684a0 152:2b5abeee2509
1 // { dg-options "-std=gnu++2a" }
2 // { dg-do compile { target c++2a } }
3
4 // Copyright (C) 2020 Free Software Foundation, Inc.
5 //
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
10 // any later version.
11 //
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
16 //
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3. If not see
19 // <http://www.gnu.org/licenses/>.
20
21 #include <type_traits>
22
23 struct aggressive_aggregate
24 {
25 int a;
26 int b;
27 };
28
29 struct vicious_variation
30 {
31 int a;
32 int b = 42;
33 };
34
35 void test01()
36 {
37 static_assert(std::is_constructible_v<aggressive_aggregate, int, int>);
38 static_assert(std::is_constructible_v<aggressive_aggregate, int>);
39 static_assert(std::is_constructible_v<aggressive_aggregate>);
40 static_assert(std::is_default_constructible_v<aggressive_aggregate>);
41 static_assert(std::is_trivially_default_constructible_v<
42 aggressive_aggregate>);
43 static_assert(std::is_constructible_v<vicious_variation, int, int>);
44 static_assert(std::is_constructible_v<vicious_variation, int>);
45 static_assert(std::is_constructible_v<vicious_variation>);
46 static_assert(std::is_default_constructible_v<vicious_variation>);
47 static_assert(!std::is_trivially_default_constructible_v<
48 vicious_variation>);
49 }