Mercurial > hg > CbC > CbC_gcc

comparison libstdc++-v3/testsuite/20_util/to_chars/compare.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 // Copyright (C) 2020 Free Software Foundation, Inc.
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++2a" }
19 // { dg-do run { target c++2a } }
20
21 #include <charconv>
22 #include <testsuite_hooks.h>
23
24 void
25 test01()
26 {
27 char str[2]{};
28 std::to_chars_result r1{}, r2{};
29 VERIFY( r1 == r1 );
30 VERIFY( !(r1 != r1) );
31 VERIFY( r2 == r1 );
32 VERIFY( !(r2 != r1) );
33 r1.ptr = str;
34 VERIFY( r1 == r1 );
35 VERIFY( r1 != r2 );
36 r2.ptr = str + 1;
37 VERIFY( r1 != r2 );
38 r2.ptr = r1.ptr;
39 r2.ec = std::errc::invalid_argument;
40 VERIFY( r1 != r2 );
41 r1.ec = std::errc::no_such_file_or_directory;
42 VERIFY( r1 != r2 );
43 r1.ec = std::errc::invalid_argument;
44 VERIFY( r2 == r1 );
45 }
46
47 int
48 main()
49 {
50 test01();
51 }