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Implement std::string_view and P0254r2,
[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 21_strings / basic_string_view / cons / wchar_t / 2.cc
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1// { dg-options "-std=gnu++17" }
2
3// Copyright (C) 2013-2016 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14// GNU General Public License for more details.
15
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING3. If not see
18// <http://www.gnu.org/licenses/>.
19
20// basic_string_view constructors.
21
22#include <string_view>
23#include <testsuite_hooks.h>
24
25void
26test03()
27{
28 bool test [[gnu::unused]] = true;
29 const wchar_t* with_nulls = L"This contains \0 a zero byte.";
30
31 // These are tests to see how basic_string_view handles data with NUL
32 // bytes. Obviously basic_string_view(char*) will halt at the first one, but
33 // nothing else should.
34 std::wstring_view s1 (with_nulls, 28);
35 VERIFY( s1.size() == 28 );
36 std::wstring_view s2 (s1);
37 VERIFY( s2.size() == 28 );
38}
39
40int
41main()
42{
43 test03();
44
45 return 0;
46}