선언 요약

:
 declaration-specifiers attribute-seq_opt¹ init-declarator-list_opt ;
 static_assert-declaration

:
 storage-class-specifier declaration-specifiers_opt
 type-specifier declaration-specifiers_opt
 type-qualifier declaration-specifiers_opt
 function-specifier declaration-specifiers_opt
 alignment-specifier declaration-specifiers_opt

attribute-seq¹:
 attribute¹ attribute-seq_opt¹

attribute^{1, 2}: one of
 __asm __based __cdecl __clrcall __fastcall __inline __stdcall __thiscall __vectorcall

:
 init-declarator
 init-declarator-list , init-declarator

:
 declarator
 declarator = initializer

:
 auto
 extern
 register
 static
 _Thread_local
 typedef
 __declspec ( extended-decl-modifier-seq )¹

extended-decl-modifier-seq¹:
 extended-decl-modifier_opt
 extended-decl-modifier-seq extended-decl-modifier

extended-decl-modifier¹:
 thread
 naked
 dllimport
 dllexport

:
 void
 char
 short
 int
 __int8¹
 __int16¹
 __int32¹
 __int64¹
 long
 float
 double
 signed
 unsigned
 _Bool
 _Complex
 atomic-type-specifier
 struct-or-union-specifier
 enum-specifier
 typedef-name

:
 struct-or-union identifier opt{ struct-declaration-list }
 struct-or-union identifier

:
 struct
 union

:
 struct-declaration
 struct-declaration-list struct-declaration

:
 specifier-qualifier-listoptstruct-declarator-list ;
 static_assert-declaration

:
 type-specifier specifier-qualifier-list_opt
 type-qualifier specifier-qualifier-list_opt
 alignment-specifier specifier-qualifier-list_opt

:
 struct-declarator
 struct-declarator-list , struct-declarator

:
 declarator
 declarator_opt : constant-expression

:
 enum identifier opt{ enumerator-list }
 enum identifier {optenumerator-list , }
 enum identifier

:
 enumerator
 enumerator-list , enumerator

:
 enumeration-constant
 enumeration-constant = constant-expression

:
 _Atomic ( type-name )

:
 const
 restrict
 volatile
 _Atomic

:
 inline
 _Noreturn

:
 _Alignas ( type-name )
 _Alignas ( constant-expression )

:
 pointer_opt direct-declarator

:
 identifier
 ( declarator )
 direct-declarator [ type-qualifier-list_opt assignment-expression_opt ]
 direct-declarator [ static type-qualifier-list_opt assignment-expression ]
 direct-declarator [ type-qualifier-list static assignment-expression ]
 direct-declarator [ type-qualifier-list_opt * ]
 direct-declarator ( parameter-type-list )
 direct-declarator ( identifier-list_opt )³

:
 * type-qualifier-list_opt
 *opttype-qualifier-list pointer

:
 type-qualifier
 type-qualifier-list type-qualifier

:
 parameter-list
 parameter-list , ...

:
 parameter-declaration
 parameter-list , parameter-declaration

:
 declaration-specifiers declarator
 declaration-specifiers abstract-declarator_opt

identifier-list: /* 이전 스타일 선언자의 경우 */
 identifier
 identifier-list , identifier

:
 specifier-qualifier-list abstract-declarator_opt

:
 pointer
 pointer_opt direct-abstract-declarator

:
 ( abstract-declarator )
 direct-abstract-declarator [ type-qualifier-list_opt assignment-expression_opt ]
 direct-abstract-declarator [ static type-qualifier-list_opt assignment-expression ]
 direct-abstract-declarator [ type-qualifier-list static assignment-expression ]
 direct-abstract-declarator [ type-qualifier-list_opt * ]
 direct-abstract-declarator_opt ( parameter-type-list_opt )

:
 identifier

:
 assignment-expression
 { initializer-list }
 { initializer-list , }

:
 designation_opt initializer
 initializer-list , designation_opt initializer

:
 designator-list =

:
 designator
 designator-list designator

:
 [ constant-expression ]
 . identifier

:
 _Static_assert ( constant-expression , string-literal ) ;

¹ 이 문법 요소는 Microsoft에만 적용됩니다.
² 이러한 요소에 대한 자세한 내용은 __asm, __clrcall, __stdcall, __based, __fastcall, __thiscall, __cdecl, __inline, __vectorcall을 참조하세요.
³ 이 스타일은 더 이상 사용되지 않습니다.

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