libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc

   1 // Copyright (C) 2004-2014 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // The library still throws the original definition of std::ios::failure
  19 // { dg-options "-D_GLIBCXX_USE_CXX11_ABI=0" }
  20
  21 #include <sstream>
  22 #include <testsuite_hooks.h>
  23
  24 // libstdc++/10093
  25 template<typename T>
  26 void test_failbit()
  27 {
  28   using namespace std;
  29   bool test __attribute__((unused)) = true;
  30
  31   wistringstream stream(L"jaylib - champion sound");
  32   stream.exceptions(ios_base::failbit);
  33
  34   try
  35     {
  36       T i;
  37       stream >> i;
  38       VERIFY( false );
  39     }
  40   catch (const ios_base::failure&)
  41     {
  42       // stream should set failbit and throw ios_base::failure.
  43       VERIFY( stream.fail() );
  44       VERIFY( !stream.bad() );
  45       VERIFY( !stream.eof() );
  46     }
  47   catch(...)
  48     { VERIFY( false ); }
  49 }
  50
  51 int main()
  52 {
  53   test_failbit<bool>();
  54   test_failbit<short>();
  55   test_failbit<unsigned short>();
  56   test_failbit<int>();
  57   test_failbit<unsigned int>();
  58   test_failbit<long>();
  59   test_failbit<unsigned long>();
  60
  61   test_failbit<float>();
  62   test_failbit<double>();
  63
  64   test_failbit<void*>();
  65
  66   return 0;
  67 }