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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 <streambuf> 30#include <testsuite_hooks.h> 31 32struct buf: std::streambuf 33{ 34 virtual int_type overflow(int_type) 35 { throw 0; } 36}; 37 38template<typename T> 39void testthrow(T arg) 40{ 41 bool test __attribute__((unused)) = true; 42 buf b; 43 std::istream is(&b); 44 is.exceptions(std::ios::badbit); 45 46 try 47 { 48 is >> arg; 49 } 50 catch(int) 51 { 52 // Expected return is zero. 53 VERIFY( is.bad() ); 54 } 55 catch(...) 56 { 57 VERIFY( false ); 58 } 59} 60 61int main() 62{ 63 bool b = true; 64 short s = -4; 65 unsigned short us = 4; 66 int i = -45; 67 unsigned int ui = 45; 68 long l = -456; 69 unsigned long ul = 456; 70 float f = 3.4; 71 double d = 3.45; 72 long double ld = 3.456; 73 74 testthrow(b); 75 testthrow(s); 76 testthrow(us); 77 testthrow(i); 78 testthrow(ui); 79 testthrow(l); 80 testthrow(ul); 81 testthrow(f); 82 testthrow(d); 83 testthrow(ld); 84 85 return 0; 86} 87