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// Copyright 2021 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: --allow-natives-syntax
function bar(x) { delete x.bla; x.bla = 23 }
function foo() {
let obj = {bla: 0};
Object.defineProperty(obj, 'bla', {writable: false});
bar(obj);
return obj.bla;
}
%PrepareFunctionForOptimization(foo);
assertEquals(23, foo());
assertEquals(23, foo());
%OptimizeFunctionOnNextCall(foo);
assertEquals(23, foo());
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