diff options
Diffstat (limited to 'libcxx/include/__string/constexpr_c_functions.h')
| -rw-r--r-- | libcxx/include/__string/constexpr_c_functions.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libcxx/include/__string/constexpr_c_functions.h b/libcxx/include/__string/constexpr_c_functions.h index 119669e16bbc..160d2af10950 100644 --- a/libcxx/include/__string/constexpr_c_functions.h +++ b/libcxx/include/__string/constexpr_c_functions.h @@ -22,7 +22,6 @@ #include <__type_traits/is_equality_comparable.h> #include <__type_traits/is_integral.h> #include <__type_traits/is_same.h> -#include <__type_traits/is_trivially_copyable.h> #include <__type_traits/is_trivially_lexicographically_comparable.h> #include <__type_traits/remove_cv.h> #include <__utility/element_count.h> @@ -225,6 +224,8 @@ __constexpr_memmove(_Tp* __dest, _Up* __src, __element_count __n) { std::__assign_trivially_copyable(__dest[__i], __src[__i]); } } + } else if _LIBCPP_CONSTEXPR (sizeof(_Tp) == __datasizeof_v<_Tp>) { + ::__builtin_memmove(__dest, __src, __count * sizeof(_Tp)); } else if (__count > 0) { ::__builtin_memmove(__dest, __src, (__count - 1) * sizeof(_Tp) + __datasizeof_v<_Tp>); } |