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

   1 // Copyright (C) 2003 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 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 // As a special exception, you may use this file as part of a free software
  20 // library without restriction.  Specifically, if other files instantiate
  21 // templates or use macros or inline functions from this file, or you compile
  22 // this file and link it with other files to produce an executable, this
  23 // file does not by itself cause the resulting executable to be covered by
  24 // the GNU General Public License.  This exception does not however
  25 // invalidate any other reasons why the executable file might be covered by
  26 // the GNU General Public License.
  27
  28 #include <istream>
  29 #include <ostream>
  30 #include <streambuf>
  31 #include <sstream>
  32 #include <testsuite_hooks.h>
  33
  34 using namespace std;
  35
  36 void test2()
  37 {
  38   bool test __attribute__((unused)) = true;
  39   istringstream stream;
  40   stream >> static_cast<streambuf*>(NULL);
  41   VERIFY(stream.rdstate() & ios_base::failbit);
  42 }
  43
  44 void test4()
  45 {
  46   bool test __attribute__((unused)) = true;
  47   istringstream stream;
  48   stream.exceptions(ios_base::failbit);
  49
  50   try
  51     {
  52       stream >> static_cast<streambuf*>(NULL);
  53       VERIFY(false);
  54     }
  55   catch (ios_base::failure&)
  56     {
  57     }
  58
  59   VERIFY(stream.rdstate() & ios_base::failbit);
  60 }
  61
  62 // libstdc++/9371
  63 int main()
  64 {
  65   test2();
  66   test4();
  67   return 0;
  68 }