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// <locale> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class charT> class ctype; 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// const charT* tolower(charT* low, const charT* high) const; 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <locale> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <string> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::locale l = std::locale::classic(); 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::ctype<wchar_t> F; 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const F& f = std::use_facet<F>(l); 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::wstring in(L" A\x07.a1"); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(f.tolower(&in[0], in.data() + in.size()) == in.data() + in.size()); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(in[0] == L' '); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(in[1] == L'a'); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(in[2] == L'\x07'); 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(in[3] == L'.'); 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(in[4] == L'a'); 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(in[5] == L'1'); 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 37