diff --git a/libstdc++-v3/include/std/variant b/libstdc++-v3/include/std/variant index 20a76c8aa87..4b9002e0917 100644 --- a/libstdc++-v3/include/std/variant +++ b/libstdc++-v3/include/std/variant @@ -392,7 +392,7 @@ namespace __variant }; // Defines members and ctors. - template + template union _Variadic_union { _Variadic_union() = default; @@ -401,8 +401,8 @@ namespace __variant _Variadic_union(in_place_index_t<_Np>, _Args&&...) = delete; }; - template - union _Variadic_union<_First, _Rest...> + template + union _Variadic_union<__trivially_destructible, _First, _Rest...> { constexpr _Variadic_union() : _M_rest() { } @@ -427,13 +427,12 @@ namespace __variant ~_Variadic_union() = default; constexpr ~_Variadic_union() - requires (!is_trivially_destructible_v<_First>) - || (!is_trivially_destructible_v<_Variadic_union<_Rest...>>) + requires (!__trivially_destructible) { } #endif _Uninitialized<_First> _M_first; - _Variadic_union<_Rest...> _M_rest; + _Variadic_union<__trivially_destructible, _Rest...> _M_rest; }; // _Never_valueless_alt is true for variant alternatives that can @@ -514,7 +513,7 @@ namespace __variant return this->_M_index != __index_type(variant_npos); } - _Variadic_union<_Types...> _M_u; + _Variadic_union _M_u; using __index_type = __select_index<_Types...>; __index_type _M_index; }; @@ -552,7 +551,7 @@ namespace __variant return this->_M_index != static_cast<__index_type>(variant_npos); } - _Variadic_union<_Types...> _M_u; + _Variadic_union _M_u; using __index_type = __select_index<_Types...>; __index_type _M_index; };