17a74ddd3d
PR-URL: https://github.com/nodejs/node/pull/49639 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
28 lines
903 B
JavaScript
28 lines
903 B
JavaScript
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// Copyright 2020 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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// Flags: --wasm-staging
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// We load-splat a value, then drop it. Verify that the OOB load is not
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// eliminated, it should trap. This test case is simplified from the fuzzer
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// provided test case in https://crbug.com/1132461.
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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builder.addMemory(16, 32, true);
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builder.addFunction(undefined, makeSig([], [kWasmI32]))
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.addBodyWithEnd([
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kExprI32Const, 0x00,
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kExprI32Const, 0x00,
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kSimdPrefix, kExprS128Load32Splat, 0x00, 0xb6, 0xec, 0xd8, 0xb1, 0x03,
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kSimdPrefix, kExprI32x4ExtractLane, 0x00,
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kExprDrop,
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kExprEnd,
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]);
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builder.addExport('main', 0);
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const instance = builder.instantiate();
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assertThrows(() => instance.exports.main());
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