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// { dg-options "-std=gnu++17" }
// Copyright (C) 2013-2018 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/>.
#include <string_view>
#include <testsuite_hooks.h>
void
test01()
{
using std::string_view;
string_view str0{"olympus mons"};
string_view::pointer p = str0.data();
str0.remove_prefix(4);
VERIFY( str0.data() == p + 4);
VERIFY( str0.length() == 8 );
VERIFY( str0 == string_view{"pus mons"} );
}
constexpr bool
test02()
{
using std::string_view;
string_view str0{"olympus mons"};
string_view::pointer p = str0.data();
str0.remove_prefix(4);
if ( str0.data() != p + 4)
return false;
if ( str0.length() != 8 )
return false;
if ( str0 != string_view{"pus mons"} )
return false;
return true;
}
int
main()
{
test01();
static_assert( test02() );
return 0;
}
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