1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
// Copyright (C) 2019-2023 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-do compile { target c++17 } }
// Test noexcept-specifier on std::apply
#include <tuple>
using std::tuple;
using std::declval;
void f1();
static_assert( !noexcept(apply(f1, declval<tuple<>>())) );
static_assert( !noexcept(apply(f1, declval<tuple<>&>())) );
static_assert( !noexcept(apply(f1, declval<const tuple<>>())) );
static_assert( !noexcept(apply(f1, declval<const tuple<>&>())) );
void f2() noexcept;
static_assert( noexcept(apply(f2, declval<tuple<>>())) );
static_assert( noexcept(apply(f2, declval<tuple<>&>())) );
static_assert( noexcept(apply(f2, declval<const tuple<>>())) );
static_assert( noexcept(apply(f2, declval<const tuple<>&>())) );
struct F3 {
void operator()(int&);
void operator()(int&&) noexcept;
void operator()(const int&) noexcept;
void operator()(const int&&);
} f3;
static_assert( noexcept(apply(f3, declval<tuple<int>>())) );
static_assert( !noexcept(apply(f3, declval<tuple<int>&>())) );
static_assert( !noexcept(apply(f3, declval<const tuple<int>>())) );
static_assert( noexcept(apply(f3, declval<const tuple<int>&>())) );
struct F4 {
void operator()(int&, const int&);
void operator()(int&&, int&&) noexcept;
} f4;
static_assert( noexcept(apply(f4, declval<tuple<int, int>>())) );
static_assert( !noexcept(apply(f4, declval<tuple<int, int>&>())) );
static_assert( !noexcept(apply(f4, declval<tuple<int&, const int>>())) );
static_assert( !noexcept(apply(f4, declval<tuple<int, const int>&>())) );
|