v8/test/mjsunit/regress/regress-crbug-923264.js

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// Copyright 2019 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: --verify-heap --expose-gc
let paramName = '';
for (let i=0; i < 2**10; i++) {
paramName += 'a';
}
let params = '';
for (let i = 0; i < 2**10; i++) {
params += paramName + i + ',';
}
let fn = eval(`(
class A {
constructor (${params}) {
function lazy() {
return function lazier() { return ${paramName+1} }
};
return lazy;
}
})`);
gc()