20 lines
658 B
JavaScript
20 lines
658 B
JavaScript
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// Copyright 2024 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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const int32_arr = new Int32Array(new SharedArrayBuffer(4));
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const workerScript = function() {
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onmessage = function({data: buf}) {
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const arr = new Int32Array(buf);
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for (let i = 1; i < 100; ++i) {
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arr.fill(i);
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}
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};
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};
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const worker = new Worker(workerScript, {type: 'function'});
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worker.postMessage(int32_arr.buffer);
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while (Atomics.load(int32_arr) == 0) {}
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assertThrows(
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() => new WebAssembly.Module(int32_arr), WebAssembly.CompileError,
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/expected magic word/);
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