9fe36eca64
R=rossberg@chromium.org Bug: Change-Id: Icac33dc87dd660173e5a45d02b31be46f7d1cb2d Reviewed-on: https://chromium-review.googlesource.com/721550 Commit-Queue: Ben Titzer <titzer@chromium.org> Reviewed-by: Andreas Rossberg <rossberg@chromium.org> Cr-Commit-Position: refs/heads/master@{#48632}
16 lines
693 B
JavaScript
16 lines
693 B
JavaScript
// Copyright 2017 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.
|
|
|
|
load('test/mjsunit/wasm/wasm-constants.js');
|
|
load('test/mjsunit/wasm/wasm-module-builder.js');
|
|
|
|
let builder = new WasmModuleBuilder();
|
|
builder.addCustomSection('BBBB', []);
|
|
builder.addCustomSection('AAAA', new Array(32).fill(0));
|
|
let buffer = builder.toBuffer();
|
|
// Shrink the buffer by 30 bytes (content of the unknown section named 'AAAA').
|
|
buffer = buffer.slice(0, buffer.byteLength - 30);
|
|
// Instantiation should fail on the truncated buffer.
|
|
assertThrows(() => new WebAssembly.Module(buffer), WebAssembly.CompileError);
|