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'use strict';
// Copyright (c) 2020 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-assignment-operators-runtime-semantics-evaluation
description: >
ReferenceError is thrown if the LeftHandSideExpression of a Logical
Assignment operator(??=) evaluates to an unresolvable reference
flags: [onlyStrict]
features: [logical-assignment-operators]
---*/
assert.throws(ReferenceError, function() {
unresolved ??= 1;
});
reportCompare(0, 0);