blob: 247e0ce207a75f83469d88f2b86d078ef1f6f882 (
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
53
54
55
56
57
58
59
60
61
62
|
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <codecvt>
// template <class Elem, unsigned long Maxcode = 0x10ffff,
// codecvt_mode Mode = (codecvt_mode)0>
// class codecvt_utf8_utf16
// : public codecvt<Elem, char, mbstate_t>
// {
// // unspecified
// };
// int max_length() const throw();
#include <codecvt>
#include <cassert>
int main()
{
{
typedef std::codecvt_utf8_utf16<wchar_t> C;
C c;
int r = c.max_length();
assert(r == 4);
}
{
typedef std::codecvt_utf8_utf16<wchar_t, 0xFFFFFFFF, std::consume_header> C;
C c;
int r = c.max_length();
assert(r == 7);
}
{
typedef std::codecvt_utf8_utf16<char16_t> C;
C c;
int r = c.max_length();
assert(r == 4);
}
{
typedef std::codecvt_utf8_utf16<char16_t, 0xFFFFFFFF, std::consume_header> C;
C c;
int r = c.max_length();
assert(r == 7);
}
{
typedef std::codecvt_utf8_utf16<char32_t> C;
C c;
int r = c.max_length();
assert(r == 4);
}
{
typedef std::codecvt_utf8_utf16<char32_t, 0xFFFFFFFF, std::consume_header> C;
C c;
int r = c.max_length();
assert(r == 7);
}
}
|
