// |reftest| error:SyntaxError
'use strict';
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 14.2.1
description: >
    ArrowParameters[Yield] :
      BindingIdentifier[?Yield]
      ...


    No parameter named "yield"

negative:
  phase: early
  type: SyntaxError
flags: [onlyStrict]
---*/
var af = yield => 1;
