| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <codecvt> |
| |
| // template <class Elem, unsigned long Maxcode = 0x10ffff, |
| // codecvt_mode Mode = (codecvt_mode)0> |
| // class codecvt_utf16 |
| // : public codecvt<Elem, char, mbstate_t> |
| // { |
| // // unspecified |
| // }; |
| |
| // result |
| // unshift(stateT& state, |
| // externT* to, externT* to_end, externT*& to_next) const; |
| |
| #include <codecvt> |
| #include <cassert> |
| |
| int main() |
| { |
| { |
| typedef std::codecvt_utf16<wchar_t> C; |
| C c; |
| char n[4] = {0}; |
| std::mbstate_t m; |
| char* np = nullptr; |
| std::codecvt_base::result r = c.unshift(m, n, n+4, np); |
| assert(r == std::codecvt_base::noconv); |
| } |
| { |
| typedef std::codecvt_utf16<char16_t> C; |
| C c; |
| char n[4] = {0}; |
| std::mbstate_t m; |
| char* np = nullptr; |
| std::codecvt_base::result r = c.unshift(m, n, n+4, np); |
| assert(r == std::codecvt_base::noconv); |
| } |
| { |
| typedef std::codecvt_utf16<char32_t> C; |
| C c; |
| char n[4] = {0}; |
| std::mbstate_t m; |
| char* np = nullptr; |
| std::codecvt_base::result r = c.unshift(m, n, n+4, np); |
| assert(r == std::codecvt_base::noconv); |
| } |
| } |