2 shift/reduce, 2 reduce/reduce
warning: rule useless in parser due to conflicts: assignment_expression: IDENTIFIER LPAREN RPAREN

expression:
    assignment_expression
    | expression DECORATOR IDENTIFIER

value:
    IDENTIFIER
    | HEX
    | BIN
    | OCT
    | SCI
    | FLOAT
    | INT
    ;

constant_expression:
    value
    | LPAREN constant_expression RPAREN
    | constant_expression OR constant_expression
    | constant_expression XOR constant_expression
    | constant_expression AND constant_expression
    | constant_expression LSHIFT constant_expression
    | constant_expression RSHIFT constant_expression
    | constant_expression PLUS constant_expression
    | constant_expression MINUS constant_expression
    | constant_expression MUL constant_expression
    | constant_expression DIV constant_expression
    | constant_expression MOD constant_expression
    | constant_expression POW constant_expression
    | constant_expression FACTORIAL
    | NOT constant_expression
    | IDENTIFIER LPAREN RPAREN
    | IDENTIFIER LPAREN constant_expression RPAREN
    | IDENTIFIER LPAREN expression_list RPAREN
    ;

expression_list:
    constant_expression COMMA constant_expression
    | expression_list COMMA constant_expression
    ;

assignment_expression:
    constant_expression
    | IDENTIFIER EQUAL assignment_expression
    | IDENTIFIER LPAREN RPAREN
    | IDENTIFIER LPAREN IDENTIFIER RPAREN
    | IDENTIFIER LPAREN identifier_list RPAREN
    ;

identifier_list:
    IDENTIFIER COMMA IDENTIFIER
    | identifier_list COMMA IDENTIFIER
    ;

State 34 conflicts: 2 shift/reduce
State 35 conflicts: 2 reduce/reduce

state 34

3 value: IDENTIFIER .
25 constant_expression: IDENTIFIER . LPAREN RPAREN
26                    | IDENTIFIER . LPAREN constant_expression RPAREN
27                    | IDENTIFIER . LPAREN expression_list RPAREN
33 assignment_expression: IDENTIFIER LPAREN IDENTIFIER . RPAREN
35 identifier_list: IDENTIFIER . COMMA IDENTIFIER

COMMA   shift, and go to state 53
LPAREN  shift, and go to state 39
RPAREN  shift, and go to state 54

COMMA     [reduce using rule 3 (value)]
RPAREN    [reduce using rule 3 (value)]
$default  reduce using rule 3 (value)


state 35

25 constant_expression: IDENTIFIER LPAREN RPAREN .
32 assignment_expression: IDENTIFIER LPAREN RPAREN .

$end       reduce using rule 25 (constant_expression)
$end       [reduce using rule 32 (assignment_expression)]
DECORATOR  reduce using rule 25 (constant_expression)
DECORATOR  [reduce using rule 32 (assignment_expression)]
$default   reduce using rule 25 (constant_expression)