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Kmake/deps/v8/test/mjsunit/regress/wasm/regress-1418706.js
2026-05-26 23:36:42 -07:00

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JavaScript

// Copyright 2023 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --no-wasm-lazy-compilation
d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
const builder = new WasmModuleBuilder();
builder.addFunction(undefined, kSig_v_v)
.addBodyWithEnd([
// Invalid (overly long) GC opcode.
kGCPrefix, 0xff, 0xff, 0x7f
]);
assertThrows(
() => builder.toModule(), WebAssembly.CompileError,
/Invalid prefixed opcode/);