1// Copyright (C) 2003-2015 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::streambuf 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::istream is(&b); 35 is.exceptions(std::ios::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 VERIFY( false ); 49 } 50} 51 52int main() 53{ 54 bool b = true; 55 short s = -4; 56 unsigned short us = 4; 57 int i = -45; 58 unsigned int ui = 45; 59 long l = -456; 60 unsigned long ul = 456; 61 float f = 3.4; 62 double d = 3.45; 63 long double ld = 3.456; 64 65 testthrow(b); 66 testthrow(s); 67 testthrow(us); 68 testthrow(i); 69 testthrow(ui); 70 testthrow(l); 71 testthrow(ul); 72 testthrow(f); 73 testthrow(d); 74 testthrow(ld); 75 76 return 0; 77} 78