text: // 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: --always-opt --turbo-filter=* --allow-natives-syntax
  
  function f(a,b) {
    a%b
  };
  
  f({ toString : function() { %DeoptimizeFunction(f); }});
  