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Kmake/deps/v8/test/mjsunit/regress/wasm/regress-326273468.js

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2026-05-26 23:36:42 -07:00
// Copyright 2024 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-liftoff
d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
const builder = new WasmModuleBuilder();
builder.addMemory(1, 1, false);
let tag0 = builder.addTag(kSig_v_v);
let kSig_i_e = builder.addType(
makeSig([kWasmExternRef], [kWasmI32]));
let kStringTest = builder.addImport(
'wasm:js-string', 'test', kSig_i_e);
let nop = builder.addFunction('nop', kSig_v_v).addBody([]);
builder.addFunction("main", makeSig([], [kWasmI32])).exportFunc()
.addLocals(kWasmI32, 1)
.addBody([
kExprTry, kWasmI32,
kExprLoop, kWasmVoid,
kExprRefNull, kExternRefCode,
kExprCallFunction, kStringTest,
kExprBrIf, 0,
kExprEnd, // end of inner loop.
kExprI32Const, 0, // address
kExprCatchAll,
kExprI32Const, 42,
kExprEnd, // end of try-catch.
]);
let kBuiltins = { builtins: ['js-string'] };
const instance = builder.instantiate({}, kBuiltins);
console.log(instance.exports.main());