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    <head>
      <base href="https://bugs.webkit.org/" />
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [JSC] setter / getter is not properly set with numeric properties"
   href="https://bugs.webkit.org/show_bug.cgi?id=145358">145358</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[JSC] setter / getter is not properly set with numeric properties
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>528+ (Nightly build)
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>JavaScriptCore
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned&#64;lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>utatane.tea&#64;gmail.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>STEP TO REPRODUCE:

var object = {
    length: 5,
    0: 0,
    get 1() {
        return 1;
    },
    set 1(value) {
        print(value);
        throw new Error(2);
    },
    2: 2,
    3: 3,
};

print(JSON.stringify(Object.getOwnPropertyDescriptor(object, 1)));

EXPECTED:
'{&quot;enumerable&quot;:true,&quot;configurable&quot;:true}'

ACTUAL:
undefined</pre>
        </div>
      </p>
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      <ul>
          <li>You are the assignee for the bug.</li>
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