1 // { dg-options "-std=gnu++17" }
3 // Copyright (C) 2013-2022 Free Software Foundation, Inc.
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)
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.
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/>.
20 // basic_string_view::substr
22 namespace operations_substr_1 {
27 typedef gdb::string_view::size_type csize_type;
28 typedef gdb::string_view::const_reference cref;
29 typedef gdb::string_view::reference ref;
32 const char str_lit01[] = "rockaway, pacifica";
33 const gdb::string_view str01(str_lit01);
34 gdb::string_view str02;
36 // basic_string_view<charT, _Traits, _Alloc>
37 // substr(size_type pos = 0, size_type n = npos) const;
39 str02 = str01.substr(0, 1);
40 VERIFY( str02 == "r" );
41 str02 = str01.substr(10);
42 VERIFY( str02 == "pacifica" );
46 str02 = str01.substr(csz01 + 1);
49 catch(gdb_exception& fail)
60 str02 = str01.substr(csz01);
61 VERIFY( str02.size() == 0 );
62 VERIFY( str02.begin() == str01.end() );
79 } // namespace operations_substr_1