std::destroying_delete_t, std::destroying_delete

语言支持
类型支持（基本类型、 RTTI）
库功能特性测试宏 (C++20)
动态内存管理
程序工具
协程支持 (C++20)
变参数函数
is_constant_evaluated (C++20)
is_within_lifetime (C++26)
initializer_list (C++11)
source_location (C++20)
三路比较 (C++20)
three_way_comparablethree_way_comparable_with (C++20)(C++20)
strong_ordering (C++20)
weak_ordering (C++20)
partial_ordering (C++20)
common_comparison_category (C++20)
compare_three_way_result (C++20)
compare_three_way (C++20)
strong_order (C++20)
weak_order (C++20)
partial_order (C++20)
compare_strong_order_fallback (C++20)
compare_weak_order_fallback (C++20)
compare_partial_order_fallback (C++20)
is_eqis_neqis_ltis_lteqis_gtis_gteq (C++20)(C++20)(C++20)(C++20)(C++20)(C++20)

通用工具

(C++11)

关系运算符 (C++20 中弃用)

整数比较函数

(C++20)(C++20)(C++20)

(C++20)(C++20)(C++20)

(C++20)

swap 与类型运算

常用词汇类型

初等字符串转换

在标头 `<new>` 定义
struct destroying_delete_t { explicit destroying_delete_t() = default; };		(C++20 起)
inline constexpr destroying_delete_t destroying_delete{};		(C++20 起)

用于鉴别 operator delete 的销毁 delete 形式的标签类型。

解分配函数
(函数)

函数
operator newoperator new[]
operator deleteoperator delete[]
get_new_handler (C++11)
set_new_handler
类
bad_alloc
bad_array_new_length (C++11)
align_val_t (C++17)
类型
new_handler
对象
nothrow
destroying_delete (C++20)
对象访问
launder (C++17)