09a8440b45
PR-URL: https://github.com/nodejs/node/pull/51362 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
31 lines
1.0 KiB
JavaScript
31 lines
1.0 KiB
JavaScript
// Copyright 2023 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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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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builder.addStruct([]);
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builder.addType(makeSig([kWasmI32, kWasmI32, kWasmI32], [kWasmI32]));
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// Generate function 1 (out of 1).
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builder.addFunction(undefined, 1 /* sig */)
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.addBodyWithEnd([
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// signature: i_iii
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// body:
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kExprI32Const, 0,
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kGCPrefix, kExprRefI31, // ref.i31
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kGCPrefix, kExprRefCastNull, 0x6e, // ref.cast null
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kGCPrefix, kExprRefCastNull, 0x6b, // ref.cast null
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kGCPrefix, kExprRefTestNull, 0x00, // ref.test null
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kGCPrefix, kExprRefI31, // ref.i31
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kGCPrefix, kExprRefTest, 0x00, // ref.test
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kGCPrefix, kExprRefI31, // ref.i31
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kGCPrefix, kExprRefTestNull, kNullRefCode, // ref.test null
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kExprEnd, // end @28
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]);
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builder.addExport('main', 0);
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const instance = builder.instantiate();
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assertTraps(kTrapIllegalCast, () => instance.exports.main(1, 2, 3));
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