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// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --harmony-weak-refs --expose-gc --noincremental-marking
// Flags: --no-stress-opt
// Since cleanup tasks are top-level tasks, errors thrown from them don't stop
// future cleanup tasks from running.
function callback(holdings) {
throw new Error('callback');
};
const fg1 = new FinalizationRegistry(callback);
const fg2 = new FinalizationRegistry(callback);
(function() {
let x = {};
fg1.register(x, {});
fg2.register(x, {});
x = null;
})();
gc();
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