1// 2000-08-17 Benjamin Kosnik <bkoz@cygnus.com> 2 3// Copyright (C) 2000-2015 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING3. If not see 18// <http://www.gnu.org/licenses/>. 19 20// 22.2.1.5 - Template class codecvt [lib.locale.codecvt] 21 22#include <locale> 23#include <cstring> 24#include <testsuite_hooks.h> 25 26// Required instantiation, degenerate conversion. 27// codecvt<char, char, mbstate_t> 28void test01() 29{ 30 using namespace std; 31 typedef codecvt_base::result result; 32 typedef codecvt<char, char, mbstate_t> c_codecvt; 33 34 bool test __attribute__((unused)) = true; 35 int size = 25; 36 char* c_arr = new char[size]; 37 char* c_ref = new char[size]; 38 39 locale loc = locale::classic(); 40 const c_codecvt* cvt = &use_facet<c_codecvt>(loc); 41 42 // According to the resolution of DR19 (see also libstd++/9168), in 43 // case of degenerate conversion ('noconv'), "there are no changes to 44 // the values in [to, to_limit)." 45 memset(c_ref, 'X', size); 46 47 VERIFY( cvt->always_noconv() ); 48 49 delete [] c_arr; 50 delete [] c_ref; 51} 52 53int main () 54{ 55 test01(); 56 return 0; 57} 58