libstdc++-v3/testsuite/22_locale/locale/cons/12352.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 <new>
  22 #include <locale>
  23 #include <cstdlib>
  24 #include <cstring>
  25 #include <testsuite_hooks.h>
  26
  27 int times_to_fail = 0;
  28
  29 void* allocate(std::size_t n)
  30 {
  31   if (!times_to_fail--)
  32     return 0;
  33
  34   void* ret = std::malloc(n ? n : 1);
  35   if (ret)
  36     std::memset(ret, 0xbc, n);
  37   return ret;
  38 }
  39
  40 void deallocate(void* p)
  41 {
  42   if (p)
  43     std::free(p);
  44 }
  45
  46 void* operator new(std::size_t n) throw (std::bad_alloc)
  47 {
  48   void* ret = allocate(n);
  49   if (!ret)
  50     throw std::bad_alloc();
  51   return ret;
  52 }
  53
  54 void* operator new[](std::size_t n) throw (std::bad_alloc)
  55 {
  56   void* ret = allocate(n);
  57   if (!ret)
  58     throw std::bad_alloc();
  59   return ret;
  60 }
  61
  62 void operator delete(void* p) throw()
  63 {
  64   deallocate(p);
  65 }
  66
  67 void operator delete[](void* p) throw()
  68 {
  69   deallocate(p);
  70 }
  71
  72 void* operator new(std::size_t n, const std::nothrow_t&) throw()
  73 {
  74   return allocate(n);
  75 }
  76
  77 void* operator new[](std::size_t n, const std::nothrow_t&) throw()
  78 {
  79   return allocate(n);
  80 }
  81
  82 void operator delete(void* p, const std::nothrow_t&) throw()
  83 {
  84   deallocate(p);
  85 }
  86
  87 void operator delete[](void* p, const std::nothrow_t&) throw()
  88 {
  89   deallocate(p);
  90 }
  91
  92 // libstdc++/12352
  93 void test01(int iters)
  94 {
  95   bool test __attribute__((unused)) = true;
  96
  97   for (int j = 0; j < iters; ++j)
  98     {
  99       for (int i = 0; i < 100; ++i)
 100         {
 101           times_to_fail = i;
 102           try
 103             {
 104               std::locale loc1 = __gnu_test::try_named_locale("");
 105               std::locale loc2(loc1, std::locale::classic(),
 106                                std::locale::numeric);
 107             }
 108           catch (std::exception&)
 109             {
 110             }
 111         }
 112     }
 113 }
 114
 115 int main(int argc, char* argv[])
 116 {
 117   int iters = 1;
 118   if (argc > 1)
 119     iters = std::atoi(argv[1]);
 120   if (iters < 1)
 121     iters = 1;
 122   test01(iters);
 123
 124   return 0;
 125 }