1// { dg-options "-std=gnu++11" } 2 3// Copyright (C) 2007-2015 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// 19.1 Exception classes 21 22#include <string> 23#include <system_error> 24#include <testsuite_hooks.h> 25 26// Make sure each invocation of what() doesn't grow the message. 27void test01() 28{ 29 bool test __attribute__((unused)) = true; 30 std::string s("after nine thirty, this request cannot be met"); 31 32 std::system_error obj = 33 std::system_error(std::make_error_code(std::errc::invalid_argument), s); 34 std::string s1(obj.what()); 35 std::string s2(obj.what()); 36 VERIFY( s1 == s2 ); 37} 38 39int main(void) 40{ 41 test01(); 42 return 0; 43} 44