ion `)` Statement</ins>
        <ins>`for` `await` `(` ForDeclaration `of` AssignmentExpression `)` Statement</ins>
    </emu-grammar>
    <emu-alg>
      1. Return ContainsDuplicateLabels of |Statement| with argument _labelSet_.
    </emu-alg>
    <emu-note>
      <p>This section is extended by Annex <emu-xref href="#sec-initializers-in-forin-statement-heads"></emu-xref>.</p>
    </emu-note>
  </emu-clause>

  <emu-clause id="sec-for-in-and-for-of-statements-static-semantics-containsundefinedbreaktarget">
