1// Copyright (C) 2004, 2009 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 19#include <istream> 20#include <streambuf> 21#include <testsuite_hooks.h> 22 23struct buf: std::wstreambuf 24{ 25 virtual int_type overflow(int_type) 26 { throw 0; } 27}; 28 29template<typename T> 30void testthrow(T arg) 31{ 32 bool test __attribute__((unused)) = true; 33 buf b; 34 std::wistream is(&b); 35 is.exceptions(std::wios::badbit); 36 37 try 38 { 39 is >> arg; 40 } 41 catch(int) 42 { 43 // Expected return is zero. 44 VERIFY( is.bad() ); 45 } 46 catch(...) 47 { 48 test = false; 49 VERIFY( test ); 50 } 51} 52 53int main() 54{ 55 wchar_t c = L'a'; 56 wchar_t* cp = &c; 57 58 testthrow(c); 59 testthrow(cp); 60 61 return 0; 62} 63