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Detailed Description

This is a Standard C++ Library header.

Definition in file optional.

Macro Definition Documentation

__glibcxx_want_constexpr_exceptions

#define __glibcxx_want_constexpr_exceptions

Definition at line 41 of file optional.

__glibcxx_want_constrained_equality

#define __glibcxx_want_constrained_equality

Definition at line 40 of file optional.

__glibcxx_want_freestanding_optional

#define __glibcxx_want_freestanding_optional

Definition at line 37 of file optional.

__glibcxx_want_optional

#define __glibcxx_want_optional

Definition at line 38 of file optional.

__glibcxx_want_optional_range_support

#define __glibcxx_want_optional_range_support

Definition at line 39 of file optional.