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Kmake/deps/v8/test/mjsunit/regress/regress-368076858.js

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2026-05-26 23:36:42 -07:00
// 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
function getByteOffset(arr) {
return arr.byteOffset;
}
%PrepareFunctionForOptimization(getByteOffset);
{
let buffer = new ArrayBuffer(128, {maxByteLength: 1024});
let arr = new Uint8Array(buffer, 64, 4);
assertEquals(64, getByteOffset(arr));
buffer.resize(0);
assertEquals(0, getByteOffset(arr));
}
%OptimizeFunctionOnNextCall(getByteOffset);
{
let buffer = new ArrayBuffer(128, {maxByteLength: 1024});
let arr = new Uint8Array(buffer, 64, 4);
assertEquals(64, getByteOffset(arr));
buffer.resize(0);
assertEquals(0, getByteOffset(arr));
}