blob: 7768f3c5000e351cffad92618f65d4d27c8c8521 (
plain)
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
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef TEST_STD_CONTAINERS_VIEWS_MDSPAN_CONVERTIBLE_TO_INTEGRAL_H
#define TEST_STD_CONTAINERS_VIEWS_MDSPAN_CONVERTIBLE_TO_INTEGRAL_H
struct IntType {
int val;
constexpr IntType() = default;
constexpr IntType(int v) noexcept : val(v) {}
constexpr bool operator==(const IntType& rhs) const { return val == rhs.val; }
constexpr operator int() const noexcept { return val; }
constexpr operator unsigned char() const { return static_cast<unsigned char>(val); }
constexpr operator signed char() const noexcept { return static_cast<signed char>(val); }
};
// only non-const convertible
struct IntTypeNC {
int val;
constexpr IntTypeNC() = default;
constexpr IntTypeNC(int v) noexcept : val(v) {}
constexpr bool operator==(const IntType& rhs) const { return val == rhs.val; }
constexpr operator int() noexcept { return val; }
constexpr operator unsigned() { return static_cast<unsigned>(val); }
constexpr operator char() noexcept { return static_cast<char>(val); }
};
// weird configurability of convertibility to int
template <bool conv_c, bool conv_nc, bool ctor_nt_c, bool ctor_nt_nc>
struct IntConfig {
int val;
constexpr explicit IntConfig(int val_) : val(val_) {}
constexpr operator int() noexcept(ctor_nt_nc)
requires(conv_nc)
{
return val;
}
constexpr operator int() const noexcept(ctor_nt_c)
requires(conv_c)
{
return val;
}
};
#endif // TEST_STD_CONTAINERS_VIEWS_MDSPAN_CONVERTIBLE_TO_INTEGRAL_H
|
