libstdc++-v3/testsuite/22_locale/locale/cons/12438.cc

   1 // Copyright (C) 2003 Free Software Foundation
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  17 // USA.
  18
  19 // 22.1.1.2 locale constructors and destructors [lib.locale.cons]
  20
  21 #include <locale>
  22 #include <stdexcept>
  23 #include <cstdlib>
  24 #include <testsuite_hooks.h>
  25
  26 class MyFacet : public std::locale::facet
  27 {
  28 public:
  29   static std::locale::id id;
  30 };
  31
  32 std::locale::id MyFacet::id;
  33
  34 // libstdc++/12438
  35 void test01(int iters)
  36 {
  37   using namespace std;
  38   bool test __attribute__((unused)) = true;
  39
  40   for (int i = 0; i < iters; ++i)
  41     {
  42       try
  43         {
  44           locale loc1 = locale::classic();
  45           locale loc2 = __gnu_test::try_named_locale("");
  46           VERIFY( !has_facet<MyFacet>(loc2) );
  47
  48           loc1.combine<MyFacet>(loc2);
  49           VERIFY( false );
  50         }
  51       catch (std::runtime_error&)
  52         {
  53         }
  54     }
  55 }
  56
  57 int main(int argc, char* argv[])
  58 {
  59   // We leaked ~400-500 bytes/iter.
  60   __gnu_test::set_memory_limits(10.0);
  61   int iters = 30000;
  62
  63   if (argc > 1)
  64     iters = atoi(argv[1]);
  65   if (iters < 1)
  66     iters = 1;
  67   test01(iters);
  68
  69   return 0;
  70 }