libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc

   1 // Copyright (C) 2004-2016 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 <istream>
  22 #include <ostream>
  23 #include <streambuf>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 using namespace std;
  28
  29 void test2()
  30 {
  31   bool test __attribute__((unused)) = true;
  32   wistringstream stream;
  33   stream >> static_cast<wstreambuf*>(0);
  34   VERIFY( stream.rdstate() & ios_base::failbit );
  35 }
  36
  37 void test4()
  38 {
  39   bool test __attribute__((unused)) = true;
  40   wistringstream stream;
  41   stream.exceptions(ios_base::failbit);
  42
  43   try
  44     {
  45       stream >> static_cast<wstreambuf*>(0);
  46       VERIFY( false );
  47     }
  48   catch (ios_base::failure&)
  49     {
  50     }
  51
  52   VERIFY( stream.rdstate() & ios_base::failbit );
  53 }
  54
  55 // libstdc++/9371
  56 int main()
  57 {
  58   test2();
  59   test4();
  60   return 0;
  61 }