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// <iomanip> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// T5 setprecision(int n); 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <iomanip> 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttemplate <class CharT> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantstruct testbuf 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant : public std::basic_streambuf<CharT> 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant testbuf() {} 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant}; 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant testbuf<char> sb; 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::istream is(&sb); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant is >> std::setprecision(10); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(is.precision() == 10); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant testbuf<char> sb; 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::ostream os(&sb); 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant os << std::setprecision(10); 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(os.precision() == 10); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant testbuf<wchar_t> sb; 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::wistream is(&sb); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant is >> std::setprecision(10); 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(is.precision() == 10); 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant testbuf<wchar_t> sb; 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::wostream os(&sb); 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant os << std::setprecision(10); 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(os.precision() == 10); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 51