# File lib/ruby_lexer.rb, line 250
  def int_with_base base
    rb_compile_error "Invalid numeric format" if src.matched =~ /__/
    rb_compile_error "numeric literal without digits" if
      ruby19 and src.matched =~ /0o/i

    self.yacc_value = src.matched.to_i(base)
    return :tINTEGER
  end