HP 3000 Manuals HP 3000 Manuals
Phrase Structure Grammar
Expressions
primary-expression ::=
identifier
constant
string-literal
( expression )
postfix-expression ::=
primary-expression
postfix-expression [ expression ]
postfix-expression ( [argument-expression-list] )
postfix-expression . identifier
postfix-expression -> identifier
postfix-expression ++
postfix-expression --
argument-expression-list ::=
assignment-expression
argument-expression-list , assignment-expression
unary-expression ::=
postfix-expression
++ unary-expression
-- unary-expression
unary-operator cast-expression
sizeof unary-expression
sizeof ( type-name )
unary-operator ::= one selected from
& * + - ~ !
cast-expression ::=
unary-expression
(type-name) cast-expression
multiplicative-expression ::=
cast-expression
multiplicative-expression * cast-expression
multiplicative-expression / cast-expression
multiplicative-expression %% cast-expression
additive-expression ::=
multiplicative-expression
additive-expression + multiplicative-expression
additive-expression - multiplicative-expression
shift-expression ::=
additive-expression
shift-expression << additive-expression
shift-expression >> additive-expression
relational-expression ::=
shift-expression
relational-expression < shift-expression
relational-expression > shift-expression
relational-expression <= shift-expression
relational-expression >= shift-expression
equality-expression ::=
relational-expression
equality-expression == relational-expression
equality-expression != relational-expression
AND-expression ::=
equality-expression
AND-expression & equality-expression
exclusive-OR-expression ::=
AND-expression
exclusive-OR-expression ^ AND-expression
inclusive-OR-expression ::=
exclusive-OR-expression
inclusive-OR-expression | exclusive-OR-expression
logical-AND-expression ::=
inclusive-OR-expression
logical-AND-expression && inclusive-OR-expression
logical-OR-expression ::=
logical-AND-expression
logical-OR-expression || logical-AND-expression
conditional-expression ::=
logical-OR-expression
logical-OR-expression ? logical-OR-expression :
conditional-expression
assignment-expression ::=
conditional-expression
unary-expression assign-operator assignment-expression
assign-operator ::= one selected from the set
= *= /= %= += -= <<= >>= &= ^= |=
expression ::=
assignment-expression
expression , assignment-expression
constant-expression ::=
conditional-expression
Declarations
declaration ::=
declaration-specifiers [init-declarator-list] ;
declaration-specifiers ::=
storage-class [declaration-specifiers]
type-specifier [declaration-specifiers]
type-qualifier [declaration-specifiers
init-declarator-list ::=
init-declarator
init-declarator-list , init-declarator
init-declarator ::=
declarator
declarator = initializer
storage-class-specifier ::=
typedef
extern
static
auto
register
type-specifier ::=
void
char
short
int
long
float
double
signed
unsigned
struct-or-union-specifier
enum-specifier
typedef-name
struct-or-union specifier ::=
[struct-or-union identifier] [{struct-declaration-list}]
struct-or-union identifier
struct-or-union ::=
struct
union
struct-declaration-list ::=
struct-declaration
struct-declaration-list struct-declaration
struct-declaration ::=
specifier-qualifier-list struct-declarator-list;
specifier-qualifier-list ::=
type-specifier [specifier-qualifier-list]
type-qualifier [specifier-qualifier-list]
struct-declarator-list ::=
struct-declarator
struct-declarator-list , struct-declarator
struct-declarator ::=
declarator
[declarator] : constant-expression
enum-specifier ::=
enum [identifier] {enumerator-list}
enum [identifier]
enumerator-list ::=
enumerator
enumerator-list , enumerator
enumerator ::=
enumeration-constant
enumeration-constant = constant-expression
type-qualifier ::=
const
noalias
volatile
declarator ::=
[pointer] direct-declarator
direct-declarator ::=
identifier
( declarator )
direct-declarator [ [constant-expression] ]
direct-declarator ( parameter-type-list )
direct-declarator ( [identifier-list] )
pointer ::=
* [type-qualifier-list]
* [type-qualifier-list] pointer
type-qualifier-list ::=
type-qualifier
type-qualifier-list type-qualifier
parameter-type-list ::=
parameter-list
parameter-list , ...
parameter-list ::=
parameter-declaration
parameter-list , parameter-declaration
parameter-declaration ::=
declaration-specifiers declarator
declaration-specifiers [abstract-declarator]
identifier-list ::=
identifier
identifier-list , identifier
type-name ::=
specifier-qualifier-list [abstract-declarator]
abstract-declarator ::=
pointer
[pointer] direct-abstract-declarator
direct-abstract-declarator ::=
( abstract-declarator )
[direct-abstract-declarator] [ [constant-expression] ]
[direct-abstract-declarator] ( [parameter-type-list] )
typedef-name ::=
identifier
initializer ::=
assignment-expression
{initializer-list}
{initializer-list , }
initializer-list ::=
initializer
initializer-list , initializer
Statements
statement ::=
labeled-statement
compound-statement
expression-statement
selection-statement
iteration-statement
jump-statement
labeled-statement ::=
identifier : statement
case constant-expression : statement
default: statement
compound-statement ::=
{ [declaration-list] [statement-list] }
declaration-list ::=
declaration
declaration-list declaration
statement-list ::=
statement
statement-list statement
expression-statement ::=
[expression];
selection-statement ::=
if (expression) statement
if (expression) statement else statement
switch ( expression ) statement
iteration-statement ::=
while ( expression ) statement
do statement while ( expression )
for ([expression]; [expression]; [expression] ) statement
jump-statement ::=
goto identifier ;
continue ;
break ;
return [expression] ;
External Definitions
translation-unit ::=
external-declaration
translation-unit external-declaration
external-declaration ::=
function-definition
declaration
function-definition ::=
[declaration-specifiers] declarator [declaration-list]
compound-statement