code: def p_lvalue_pointer(self, p):
          'lvalue : lpointer'
          p[0] = Lvalue(p[1], lineno=p.lineno(1))
          p.set_lineno(0, p.lineno(1)f p_lvalue_pointer(self, p):
          'lvalue : lpointer'
          p[0] = Lvalue(p[1], lineno=p.lineno(1))
          p.set_lineno(0, p.lineno(1))
docs: lvalue : lpointer