// Copyright 2015 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: --turbo-filter=STRICT_EQUALS

var value = NaN;
for (i = 0; i < 256; i++) {
  value === "A" || value === "B";
}
