A bug about Symbol.length

[YiWen-y]

Revision

rhino-1.7.11

Test case

var NISLFuzzingFunc = function() {
    print(typeof Symbol);
    print(Symbol.length);
};
NISLFuzzingFunc();

Execution steps

java -jar rhino-1.7.11.jar -debug -version 200 testcase.js

Output

function
1

Expected behavior

function
0

Description

Symbol was first defined in ES6, and according to ES standard, the length property value of Symbol Constructor is 0. However, when running this test case , the output of rhino is 1.
The references are as follows:
http://www.ecma-international.org/ecma-262/6.0/index.html#sec-properties-of-the-symbol-constructor