918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
// Copyright 2022 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: --no-liftoff --no-wasm-inlining-call-indirect
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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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var builder = new WasmModuleBuilder();
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builder.startRecGroup();
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var sig_index = builder.addType({params: [kWasmStructRef],
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results: [kWasmI32]});
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var sub1 = builder.addStruct([makeField(kWasmI32, true)]);
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var sub2 = builder.addStruct([makeField(kWasmI32, false)]);
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builder.endRecGroup();
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builder.addFunction('producer', makeSig([], [kWasmStructRef]))
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.addBody([
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kExprI32Const, 10,
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kGCPrefix, kExprStructNew, sub1])
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.exportFunc();
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builder.addFunction('main', sig_index)
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.addBody([
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// Cast to sub1 and write field 0.
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kExprLocalGet, 0,
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kGCPrefix, kExprRefCast, sub1,
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kExprI32Const, 42,
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kGCPrefix, kExprStructSet, sub1, 0,
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// Cast to sub2 and read field 0.
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kExprLocalGet, 0,
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kGCPrefix, kExprRefCast, sub2,
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kGCPrefix, kExprStructGet, sub2, 0])
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.exportFunc();
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var instance = builder.instantiate();
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try {
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instance.exports.main(instance.exports.producer());
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console.log(`Failure: expected trap`);
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} catch (e) {
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console.log(`Success: trapped: ${e}`);
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}
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