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Kmake/deps/v8/test/mjsunit/turboshaft/maglev-frontend/delete-property-strict.js
2026-05-26 23:36:42 -07:00

23 lines
565 B
JavaScript

// Copyright 2024 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 --turbolev --turbofan
function delete_prop_strict(o) {
'use strict';
delete o.x;
}
let o = { x : 25, y : 42 };
%PrepareFunctionForOptimization(delete_prop_strict);
delete_prop_strict(o);
assertEquals({y:42}, o);
o.x = 25;
%OptimizeFunctionOnNextCall(delete_prop_strict);
delete_prop_strict(o);
assertEquals({y:42}, o);
assertOptimized(delete_prop_strict);