js/src/tests/test262/language/expressions/in/rhs-yield-absent-strict-strict.js


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// |reftest| error:SyntaxError
'use strict';
// Copyright 2021 the V8 project authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
description: Parsing observes the `Yield` production parameter when absent (within strict mode)
info: |
  Syntax
    RelationalExpression[In, Yield, Await]:
    [...]
    [+In] RelationalExpression[+In, ?Yield, ?Await] in ShiftExpression[?Yield, ?Await]
esid: sec-relational-operators
negative:
  phase: parse
  type: SyntaxError
flags: [onlyStrict]
---*/

$DONOTEVALUATE();

'' in (yield);