front.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b
1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// This file is distributed under the University of Illinois Open Source 6bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// License. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <string> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// const charT& front() const; 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// charT& front(); 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <string> 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttemplate <class S> 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest(S s) 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const S& cs = s; 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(&cs.front() == &cs[0]); 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(&s.front() == &s[0]); 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant s.front() = typename S::value_type('z'); 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(s.front() == typename S::value_type('z')); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::string S; 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(S("1")); 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(S("1234567890123456789012345678901234567890")); 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 35