/*
 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/**
 * JDK-8029667: Prototype linking is incorrect
 *
 * @test
 * @run
 */

function f(x) {
  return (function inner() {
      var y; (function dummy() { return y })() // force own scope for the inner function
      with({}) { // 'with' block turns off fast scopes
          return x
      }
  })();
}
print(f(1));
print(f(2));

function g(x) {
  (function inner() {
      var y; (function dummy() { return y })() // force own scope for the inner function
      with({}) { // 'with' block turns off fast scopes
          // Test setter as well as getter
          x = x + 2;
      }
  })();
  print(x);
}

g(1);
g(2);

var withScopes = [{ func: function() { print("called 1");} }, { func: function() { print("called 2");} }];

for(var i in withScopes) {
    with (withScopes[i]) {
        var main = function() {
            var frame; // <---- this local variable caused scope to be not set properly prior to fix

            function callFunc() {
                frame = func();
            }

            callFunc();
        }
    }
    main();
}

for(var i in withScopes) {
    with (withScopes[i]) {
        var main = function() {
            var frame; // <---- this local variable caused scope to be not set properly prior to fix

            function callFunc() {
                frame = func = i;
            }

            callFunc();
        }
    }
    main();
}

print(withScopes[0].func);
print(withScopes[1].func);
