libstdc++-v3/testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc

   1 // 2007-04-09  Paolo Carlini  <pcarlini@suse.de>
   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 // { dg-options "-DWIDTH=500000" { target simulator } }
  21
  22 #include <ostream>
  23 #include <sstream>
  24 #include <ext/vstring.h>
  25 #include <testsuite_hooks.h>
  26
  27 #ifndef WIDTH
  28 #define WIDTH 50000000
  29 #endif
  30
  31 // libstdc++/28277
  32 void test01()
  33 {
  34   using namespace std;
  35
  36   wostringstream oss_01;
  37   const __gnu_cxx::__wvstring str_01(50, L'a');
  38
  39   oss_01.width(WIDTH);
  40   const streamsize width = oss_01.width();
  41
  42   oss_01 << str_01;
  43
  44   VERIFY( oss_01.good() );
  45   VERIFY( oss_01.str().size() == __gnu_cxx::__wvstring::size_type(width) );
  46 }
  47
  48 int main()
  49 {
  50   test01();
  51   return 0;
  52 }