src/v8/test/mjsunit/regress/regress-crbug-778952.js - cobalt - Git at Google

 // 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.

 assertThrows(function() {
   const p = new Proxy({}, {});
   (new Set).add(p);  // Compute the hash code for p.
   null[p] = 0;
 });
	// 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.

	assertThrows(function() {
	const p = new Proxy({}, {});
	(new Set).add(p); // Compute the hash code for p.
	null[p] = 0;
	});