56     int compare(const char_type* __s1, const char_type* __s2, size_t __n);
62     char_type*       move(char_type* __s1, const char_type* __s2, size_t __n);
65     char_type*       copy(char_type* __s1, const char_type* __s2, size_t __n);
84 char_traits<_CharT>::compare(const char_type* __s1, const char_type* __s2, size_t __n)  in compare()  argument
86     for (; __n; --__n, ++__s1, ++__s2)  in compare()
88         if (lt(*__s1, *__s2))  in compare()
90         if (lt(*__s2, *__s1))  in compare()
123 char_traits<_CharT>::move(char_type* __s1, const char_type* __s2, size_t __n)  in move()  argument
127     if (__s1 < __s2)  in move()
129         for (; __n; --__n, ++__s1, ++__s2)  in move()
130             assign(*__s1, *__s2);  in move()
132     else if (__s2 < __s1)  in move()
135         __s2 += __n;  in move()
137             assign(*--__s1, *--__s2);  in move()
145 char_traits<_CharT>::copy(char_type* __s1, const char_type* __s2, size_t __n)  in copy()  argument
148         _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range");  in copy()
151     for (; __n; --__n, ++__s1, ++__s2)  in copy()
152         assign(*__s1, *__s2);  in copy()
205     int compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT;
225     char_type* move(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
226         return std::__char_traits_move(__s1, __s2, __n);
230     char_type* copy(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
232             _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range");
233         std::copy_n(__s2, __n, __s1);
257 char_traits<char>::compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT
262     return __builtin_memcmp(__s1, __s2, __n);
264     return _VSTD::memcmp(__s1, __s2, __n);
266     for (; __n; --__n, ++__s1, ++__s2)
268         if (lt(*__s1, *__s2))
270         if (lt(*__s2, *__s1))
319     int compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT;
326     char_type* move(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
327         return std::__char_traits_move(__s1, __s2, __n);
331     char_type* copy(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
333             _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range");
334         std::copy_n(__s2, __n, __s1);
358 char_traits<wchar_t>::compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT
363     return __builtin_wmemcmp(__s1, __s2, __n);
365     return _VSTD::wmemcmp(__s1, __s2, __n);
367     for (; __n; --__n, ++__s1, ++__s2)
369         if (lt(*__s1, *__s2))
371         if (lt(*__s2, *__s1))
435     int              compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT;
444     char_type*       move(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
445         return std::__char_traits_move(__s1, __s2, __n);
449     char_type*       copy(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
451             _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range");
452         std::copy_n(__s2, __n, __s1);
487 char_traits<char8_t>::compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT
490     return __builtin_memcmp(__s1, __s2, __n);
492     for (; __n; --__n, ++__s1, ++__s2)
494         if (lt(*__s1, *__s2))
496         if (lt(*__s2, *__s1))
536     int              compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT;
543     static char_type*       move(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
544         return std::__char_traits_move(__s1, __s2, __n);
548     static char_type*       copy(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
550             _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range");
551         std::copy_n(__s2, __n, __s1);
575 char_traits<char16_t>::compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT
577     for (; __n; --__n, ++__s1, ++__s2)
579         if (lt(*__s1, *__s2))
581         if (lt(*__s2, *__s1))
627     int              compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT;
634     static char_type*       move(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
635         return std::__char_traits_move(__s1, __s2, __n);
639     static char_type*       copy(char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT {
640         std::copy_n(__s2, __n, __s1);
664 char_traits<char32_t>::compare(const char_type* __s1, const char_type* __s2, size_t __n) _NOEXCEPT
666     for (; __n; --__n, ++__s1, ++__s2)
668         if (lt(*__s1, *__s2))
670         if (lt(*__s2, *__s1))