1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // REQUIRES: locale.en_US.UTF-8 11 12 // <streambuf> 13 14 // template <class charT, class traits = char_traits<charT> > 15 // class basic_streambuf; 16 17 // basic_streambuf& operator=(const basic_streambuf& rhs); 18 19 #include <streambuf> 20 #include <cassert> 21 22 #include "platform_support.h" // locale name macros 23 24 template <class CharT> 25 struct test 26 : public std::basic_streambuf<CharT> 27 { 28 typedef std::basic_streambuf<CharT> base; 29 test() {} 30 31 test& operator=(const test& t) 32 { 33 base::operator=(t); 34 assert(this->eback() == t.eback()); 35 assert(this->gptr() == t.gptr()); 36 assert(this->egptr() == t.egptr()); 37 assert(this->pbase() == t.pbase()); 38 assert(this->pptr() == t.pptr()); 39 assert(this->epptr() == t.epptr()); 40 assert(this->getloc() == t.getloc()); 41 return *this; 42 } 43 44 void setg(CharT* gbeg, CharT* gnext, CharT* gend) 45 { 46 base::setg(gbeg, gnext, gend); 47 } 48 void setp(CharT* pbeg, CharT* pend) 49 { 50 base::setp(pbeg, pend); 51 } 52 }; 53 54 int main() 55 { 56 { 57 test<char> t; 58 test<char> t2; 59 t2 = t; 60 } 61 { 62 test<wchar_t> t; 63 test<wchar_t> t2; 64 t2 = t; 65 } 66 { 67 char g1, g2, g3, p1, p3; 68 test<char> t; 69 t.setg(&g1, &g2, &g3); 70 t.setp(&p1, &p3); 71 test<char> t2; 72 t2 = t; 73 } 74 { 75 wchar_t g1, g2, g3, p1, p3; 76 test<wchar_t> t; 77 t.setg(&g1, &g2, &g3); 78 t.setp(&p1, &p3); 79 test<wchar_t> t2; 80 t2 = t; 81 } 82 std::locale::global(std::locale(LOCALE_en_US_UTF_8)); 83 { 84 test<char> t; 85 test<char> t2; 86 t2 = t; 87 } 88 { 89 test<wchar_t> t; 90 test<wchar_t> t2; 91 t2 = t; 92 } 93 } 94