30 lines
808 B
JavaScript
30 lines
808 B
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.
|
||
|
|
|
||
|
|
d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
|
||
|
|
|
||
|
|
let builder = new WasmModuleBuilder();
|
||
|
|
|
||
|
|
let array = builder.addArray(kWasmI32, true);
|
||
|
|
|
||
|
|
builder.addFunction('main', kSig_v_v)
|
||
|
|
.exportFunc()
|
||
|
|
.addBody([
|
||
|
|
// dest array
|
||
|
|
kExprRefNull, kNullRefCode,
|
||
|
|
// dest index
|
||
|
|
kExprI32Const, 0,
|
||
|
|
// src array
|
||
|
|
kExprRefNull, kNullRefCode,
|
||
|
|
// src index
|
||
|
|
kExprI32Const, 0,
|
||
|
|
// copy length
|
||
|
|
kExprI32Const, 0,
|
||
|
|
kGCPrefix, kExprArrayCopy, array, array,
|
||
|
|
]);
|
||
|
|
|
||
|
|
assertThrows(
|
||
|
|
() => builder.instantiate().exports.main(), WebAssembly.RuntimeError,
|
||
|
|
'dereferencing a null pointer');
|