// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
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//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// Flags: --allow-natives-syntax

"use strict";

// Function is defined on the prototype chain.
var holder = { f: function() { return 42; } };
var receiver = { };
receiver.__proto__ = { };
receiver.__proto__.__proto__ = holder;

// Inline two levels.
function h(o) { return o.f.apply(this, arguments); }
function g(o) { return h(o); }

// Collect type information for apply call.
assertEquals(42, g(receiver));
assertEquals(42, g(receiver));

// Sneakily remove the function from the prototype chain.
// The receiver map does not change.
receiver.__proto__.__proto__ = {};

// Lookup of o.f during graph creation fails.
%OptimizeFunctionOnNextCall(g);

assertThrows(function() { g(receiver); });

// Put function back.
receiver.__proto__.__proto__ = holder;
assertEquals(42, g(receiver));