libstdc++-v3/testsuite/19_diagnostics/system_error/what-big.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2007-2020 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 #include <string>
  21 #include <system_error>
  22 #include <testsuite_hooks.h>
  23
  24 // Can construct and return 10k character error string.
  25 void test01()
  26 {
  27   typedef std::system_error test_type;
  28
  29   const std::string xxx(10000, 'x');
  30   test_type t(std::error_code(), xxx);
  31   VERIFY( std::string(t.what()).find(xxx) != std::string::npos );
  32 }
  33
  34 int main(void)
  35 {
  36   test01();
  37   return 0;
  38 }