libstdc++-v3/testsuite/27_io/basic_ostream/exceptions/char/9561.cc

   1 // 2003-03-08  Jerry Quinn  <jlquinn@optonline.net>
   2
   3 // Copyright (C) 2003-2024 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 <ostream>
  21 #include <streambuf>
  22 #include <testsuite_hooks.h>
  23
  24 // libstdc++/9561
  25 struct foobar: std::exception { };
  26
  27 struct buf: std::streambuf
  28 {
  29   virtual int_type
  30   overflow(int_type)
  31   {
  32     throw foobar();
  33     return int_type();
  34   }
  35 };
  36
  37 void test01()
  38 {
  39   using namespace std;
  40
  41   buf b;
  42   std::ostream strm (&b);
  43   strm.exceptions(std::ios::badbit);
  44
  45   try
  46     {
  47       strm << std::endl;
  48     }
  49   catch(const foobar&)
  50     {
  51       // strm should throw foobar and not do anything else
  52       VERIFY(strm.bad());
  53       return;
  54     }
  55   catch(...)
  56     {
  57       VERIFY( false );
  58       return;
  59     }
  60
  61   VERIFY( false );
  62 }
  63
  64 int main()
  65 {
  66   test01();
  67   return 0;
  68 }