cfbf9e0d14
PR-URL: https://github.com/nodejs/node/pull/52465 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Michael Dawson <midawson@redhat.com>
24 lines
832 B
JavaScript
24 lines
832 B
JavaScript
// 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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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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let builder = new WasmModuleBuilder();
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let struct = builder.addStruct([makeField(kWasmAnyRef, true)]);
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let body = [kExprRefNull, struct];
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for (let i = 0; i < 800; i++) {
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body = body.concat(...[
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kGCPrefix, kExprStructGet, struct, 0,
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kGCPrefix, kExprRefCastNull, struct,
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]);
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}
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body = body.concat(...[kExprDrop]);
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builder.addFunction("main", kSig_v_v).exportFunc().addBody(body);
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let instance = builder.instantiate();
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// Just check if we can compile without DCHECK failures.
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assertThrows(() => instance.exports.main(), WebAssembly.RuntimeError,
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'dereferencing a null pointer');
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