1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <ios> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class charT, class traits> class basic_ios 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// bool fail() const; 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <ios> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <streambuf> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantstruct testbuf : public std::streambuf {}; 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::ios ios(0); 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(ios.fail()); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ios.setstate(std::ios::eofbit); 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(ios.fail()); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant testbuf sb; 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::ios ios(&sb); 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!ios.fail()); 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ios.setstate(std::ios::eofbit); 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!ios.fail()); 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ios.setstate(std::ios::badbit); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(ios.fail()); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ios.setstate(std::ios::failbit); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(ios.fail()); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 42