'primary_expression  : OFFSETOF LPAREN type_name COMMA identifier RPAREN'

def p_primary_expression_5(self, p):

    coord = self._coord(p.lineno(1))
    p[0] = c_ast.FuncCall(c_ast.ID(p[1], coord), c_ast.ExprList([p[3], p[5]], coord), coord)
