libstdc++
optional File Reference

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Macros

#define __glibcxx_want_freestanding_optional
 
#define __glibcxx_want_optional
 
#define _GLIBCXX_OPTIONAL
 

Detailed Description

This is a Standard C++ Library header.

Definition in file optional.

Macro Definition Documentation

◆ __glibcxx_want_freestanding_optional

#define __glibcxx_want_freestanding_optional

Definition at line 35 of file optional.

◆ __glibcxx_want_optional

#define __glibcxx_want_optional

Definition at line 36 of file optional.

◆ _GLIBCXX_OPTIONAL

#define _GLIBCXX_OPTIONAL

Definition at line 31 of file optional.