ios_base.pass.cpp revision 72215c2dbf0bbff4ad9f73879d346be95facdd83
1064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe//===----------------------------------------------------------------------===// 2064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe// 3064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe// The LLVM Compiler Infrastructure 40ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe// 5064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe// This file is distributed under the University of Illinois Open Source 60917444531866c9facb0f731eff5e4e28c7c65d3Jens Axboe// License. See LICENSE.TXT for details. 7064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe// 80ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe//===----------------------------------------------------------------------===// 90ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe 100ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe// <istream> 110ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe 120ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe// template <class charT, class traits = char_traits<charT> > 130ce8b119b65849e537cab628a176a0ec4238aab0Jens Axboe// class basic_istream; 14064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe 15064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe// basic_istream<charT,traits>& operator>>(ios_base& (*pf)(ios_base&)); 16064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe 17064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe#include <istream> 18064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe#include <cassert> 19064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe 20064c636d364fab601a908e040d3aa5eaf2775694Jens Axboeint f_called = 0; 21064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe 22064c636d364fab601a908e040d3aa5eaf2775694Jens Axboestd::ios_base& 23064c636d364fab601a908e040d3aa5eaf2775694Jens Axboef(std::ios_base& is) 24064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe{ 25064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe ++f_called; 26064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe return is; 27064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe} 28064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe 29064c636d364fab601a908e040d3aa5eaf2775694Jens Axboeint main() 30064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe{ 31064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe { 32064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe std::istream is((std::streambuf*)0); 33064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe is >> f; 34064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe assert(f_called == 1); 35064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe } 36064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe} 37064c636d364fab601a908e040d3aa5eaf2775694Jens Axboe