// Copyright 2020 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.

const desc = {
  get mutable() {
    throw "foo";
  },
  get value() {
    console.trace();
  }
};
assertThrowsEquals(() => new WebAssembly.Global(desc), "foo");
