Add m-esr52 at 52.6.0

17 files changed, 662 insertions, 0 deletions

diff --git a/js/src/tests/js1_6/extensions/browser.js b/js/src/tests/js1_6/extensions/browser.js
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/browser.js
diff --git a/js/src/tests/js1_6/extensions/nested-for-each.js b/js/src/tests/js1_6/extensions/nested-for-each.js
new file mode 100644
index 000000000..d311d30d2
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/nested-for-each.js
@@ -0,0 +1,39 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+var summary = 'for-each-in should not affect for-in';
+var BUGNUMBER = 292020;
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+
+// test here
+function foreachbug()
+{
+    var arryOuter = ["outervalue0", "outervalue1"];
+    var arryInner = ["innervalue1","innervalue2"];
+
+    for (var j in arryOuter)
+    {
+        var result = (j in arryOuter);
+        if (!result)
+        {
+            return ("enumerated property not in object: (" +
+                    j + " in  arryOuter) " + result);
+            return result;
+        }
+
+
+        for each (k in arryInner)
+        {
+            // this for-each-in should not affect the outer for-in
+        }
+    }
+    return '';
+}
+
+reportCompare('', foreachbug());
diff --git a/js/src/tests/js1_6/extensions/regress-312385-01.js b/js/src/tests/js1_6/extensions/regress-312385-01.js
new file mode 100644
index 000000000..7aa5d0d46
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-312385-01.js
@@ -0,0 +1,129 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 312385;
+var summary = 'Generic methods with null or undefined |this|';
+var actual = '';
+var expect = true;
+var voids = [null, undefined];
+
+
+function noop() { }
+
+var generics = {
+String: [{ substring: [] },
+{ toLowerCase: [] },
+{ toUpperCase: [] },
+{ charAt: [] },
+{ charCodeAt: [] },
+{ indexOf: [] },
+{ lastIndexOf: [] },
+{ toLocaleLowerCase: [] },
+{ toLocaleUpperCase: [] },
+{ localeCompare: [] },
+{ match: [/(?:)/] }, // match(regexp)
+{ search: [] },
+{ replace: [] },
+{ split: [] },
+{ substr: [] },
+{ concat: [] },
+{ slice: [] }],
+
+  Array:  [{ join: [] },
+{ reverse: [] },
+{ sort: [] },
+           // { push: [0] },  // push(item1, ...)
+           // { pop: [] },
+           // { shift: [] },
+{ unshift: [] },
+           // { splice: [0, 0, 1] }, // splice(start, deleteCount, item1, ...)
+{ concat: [] },
+{ indexOf: [] },
+{ lastIndexOf: [] },
+           // forEach is excluded since it does not return a value...
+           /* { forEach: [noop] },  // forEach(callback, thisObj) */
+{ map: [noop] },      // map(callback, thisObj)
+{ filter: [noop] },   // filter(callback, thisObj)
+{ some: [noop] },     // some(callback, thisObj)
+{ every: [noop] }     // every(callback, thisObj)
+    ]
+};
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+var global = this;
+
+for (var c in generics)
+{
+  var methods = generics[c];
+  for (var i = 0; i < methods.length; i++)
+  {
+    var method = methods[i];
+
+    for (var methodname in method)
+    {
+      for (var v = 0; v < voids.length; v++)
+      {
+        var Constructor = global[c]
+
+        var argsLen = method[methodname].length;
+        assertEq(argsLen === 0 || argsLen === 1, true, "not all arities handled");
+
+        var generic = Constructor[methodname];
+        var prototypy = Constructor.prototype[methodname];
+
+        assertEq(typeof generic, "function");
+        assertEq(typeof prototypy, "function");
+
+        // GENERIC METHOD TESTING
+
+        try
+        {
+          switch (method[methodname].length)
+          {
+            case 0:
+              generic(voids[v]);
+              break;
+
+            case 1:
+              generic(voids[v], method[methodname][0]);
+              break;
+          }
+          throw new Error(c + "." + methodname + " must throw for null or " +
+                          "undefined first argument");
+        }
+        catch (e)
+        {
+          assertEq(e instanceof TypeError, true,
+                   "Didn't get a TypeError for " + c + "." + methodname +
+                   " called with null or undefined first argument");
+        }
+
+
+        // PROTOTYPE METHOD TESTING
+
+        try
+        {
+          prototypy.apply(voids[v], method[methodname][0]);
+          throw new Error(c + ".prototype." + methodname + " must throw " +
+                          "for null or undefined this");
+        }
+        catch (e)
+        {
+          assertEq(e instanceof TypeError, true,
+                   c + ".prototype." + methodname + "didn't throw a " +
+                   "TypeError when called with null or undefined this");
+        }
+      }
+    }
+  }
+}
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests finished.");
diff --git a/js/src/tests/js1_6/extensions/regress-385393-08.js b/js/src/tests/js1_6/extensions/regress-385393-08.js
new file mode 100644
index 000000000..b00cafde9
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-385393-08.js
@@ -0,0 +1,25 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 385393;
+var summary = 'Regression test for bug 385393';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+try
+{ 
+  this.__proto__ = []; 
+  [1,2,3,4].map.call();
+}
+catch(ex)
+{
+}
+
+reportCompare(expect, actual, summary);
diff --git a/js/src/tests/js1_6/extensions/regress-414098.js b/js/src/tests/js1_6/extensions/regress-414098.js
new file mode 100644
index 000000000..aa2b6e9de
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-414098.js
@@ -0,0 +1,34 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 414098;
+var summary = 'Getter behavior on arrays';
+var actual = '';
+var expect = '';
+
+var a=[1,2,3];
+var foo = 44;
+a.__defineGetter__(1, function() { return foo + 10; });
+actual = String(a);
+reportCompare("1,54,3", actual, "getter 1");
+
+actual = String(a.reverse());
+reportCompare("3,54,1", actual, "reverse");
+
+var s = "";
+a.forEach(function(e) { s += e + "|"; });
+actual = s;
+reportCompare("3|54|1|", actual, "forEach");
+
+actual = a.join(' - ');
+reportCompare("3 - 54 - 1", actual, "join");
+
+a[2]=3;
+actual = a.pop();
+reportCompare(actual, 3, "pop");
+
+actual = a.pop();
+reportCompare(actual, 54, "pop 2");
diff --git a/js/src/tests/js1_6/extensions/regress-455464-01.js b/js/src/tests/js1_6/extensions/regress-455464-01.js
new file mode 100644
index 000000000..c9d3486e9
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-455464-01.js
@@ -0,0 +1,20 @@
+// |reftest| skip-if(Android) -- bug - nsIDOMWindow.crypto throws NS_ERROR_NOT_IMPLEMENTED on Android
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 455464;
+var summary = 'Do not assert with JIT: !TRACE_RECORDER(cx) ^ (jumpTable == recordingJumpTable)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+
+a=b=c=d=0; this.__defineGetter__('g', gc); for each (y in this);
+
+
+reportCompare(expect, actual, summary);
diff --git a/js/src/tests/js1_6/extensions/regress-455464-02.js b/js/src/tests/js1_6/extensions/regress-455464-02.js
new file mode 100644
index 000000000..6ca53a495
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-455464-02.js
@@ -0,0 +1,30 @@
+// |reftest| skip-if(Android) -- bug - nsIDOMWindow.crypto throws NS_ERROR_NOT_IMPLEMENTED on Android
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 455464;
+var summary = 'Do not assert with JIT: !TRACE_RECORDER(cx) ^ (jumpTable == recordingJumpTable)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+
+  a=b=c=d=0; this.__defineGetter__('g', gc); for each (y in this);
+
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}
diff --git a/js/src/tests/js1_6/extensions/regress-455464-03.js b/js/src/tests/js1_6/extensions/regress-455464-03.js
new file mode 100644
index 000000000..9a29c4f3e
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-455464-03.js
@@ -0,0 +1,32 @@
+// |reftest| skip-if(Android) -- bug - nsIDOMWindow.crypto throws NS_ERROR_NOT_IMPLEMENTED on Android
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 455464;
+var summary = 'Do not assert with JIT: !TRACE_RECORDER(cx) ^ (jumpTable == recordingJumpTable)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+a=b=c=d=0; this.__defineGetter__('g', gc); for each (y in this);
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+
+  a=b=c=d=0; this.__defineGetter__('g', gc); for each (y in this);
+
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}
diff --git a/js/src/tests/js1_6/extensions/regress-455464-04.js b/js/src/tests/js1_6/extensions/regress-455464-04.js
new file mode 100644
index 000000000..f7616d3b7
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-455464-04.js
@@ -0,0 +1,33 @@
+// |reftest| skip-if(Android) -- bug - nsIDOMWindow.crypto throws NS_ERROR_NOT_IMPLEMENTED on Android
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 455464;
+var summary = 'Do not assert with JIT, gczeal 2: !TRACE_RECORDER(cx) ^ (jumpTable == recordingJumpTable)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+if (typeof gczeal == 'undefined')
+{
+  expect = actual = 'Test requires gczeal, skipped.';
+}
+else
+{
+  // Enumerate the global once before we turn on gczeal, so we're not
+  // trying to do all the enumerate hook object creation with a gc on
+  // every object, because that makes tests time out.
+  for (z in this);
+  gczeal(2);
+
+  a=b=c=d=0; this.__defineGetter__('g', gc); for each (y in this);
+
+  gczeal(0);
+}
+
+reportCompare(expect, actual, summary);
diff --git a/js/src/tests/js1_6/extensions/regress-456826.js b/js/src/tests/js1_6/extensions/regress-456826.js
new file mode 100644
index 000000000..a073e8c8d
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-456826.js
@@ -0,0 +1,128 @@
+// |reftest| skip-if(!xulRuntime.shell||Android) slow -- bug 504632
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 456826;
+var summary = 'Do not assert with JIT during OOM';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+
+  if (typeof gcparam != 'undefined')
+  {
+    gc();
+    gc();
+    gcparam("maxBytes", gcparam("gcBytes") + 4*1024);
+    expectExitCode(5);
+  }
+
+  const numRows = 600;
+  const numCols = 600;
+  var scratch = {};
+  var scratchZ = {};
+
+  function complexMult(a, b) {
+    var newr = a.r * b.r - a.i * b.i;
+    var newi = a.r * b.i + a.i * b.r;
+    scratch.r = newr;
+    scratch.i = newi;
+    return scratch;
+  }
+
+  function complexAdd(a, b) {
+    scratch.r = a.r + b.r;
+    scratch.i = a.i + b.i;
+    return scratch;
+  }
+
+  function abs(a) {
+    return Math.sqrt(a.r * a.r + a.i * a.i);
+  }
+
+  function computeEscapeSpeed(c) {
+    scratchZ.r = scratchZ.i = 0;
+    const scaler = 5;
+    const threshold = (colors.length - 1) * scaler + 1;
+    for (var i = 1; i < threshold; ++i) {
+      scratchZ = complexAdd(c, complexMult(scratchZ, scratchZ));
+      if (scratchZ.r * scratchZ.r + scratchZ.i * scratchZ.i > 4) {
+        return Math.floor((i - 1) / scaler) + 1;
+      }
+    }
+    return 0;
+  }
+
+  const colorStrings = [
+    "black",
+    "green",
+    "blue",
+    "red",
+    "purple",
+    "orange",
+    "cyan",
+    "yellow",
+    "magenta",
+    "brown",
+    "pink",
+    "chartreuse",
+    "darkorange",
+    "crimson",
+    "gray",
+    "deeppink",
+    "firebrick",
+    "lavender",
+    "lawngreen",
+    "lightsalmon",
+    "lime",
+    "goldenrod"
+    ];
+
+  var colors = [];
+
+  function createMandelSet(realRange, imagRange) {
+    var start = new Date();
+
+    // Set up our colors
+    for each (var color in colorStrings) {
+        var [r, g, b] = [0, 0, 0];
+        colors.push([r, g, b, 0xff]);
+      }
+
+    var realStep = (realRange.max - realRange.min)/numCols;
+    var imagStep = (imagRange.min - imagRange.max)/numRows;
+    for (var i = 0, curReal = realRange.min;
+         i < numCols;
+         ++i, curReal += realStep) {
+      for (var j = 0, curImag = imagRange.max;
+           j < numRows;
+           ++j, curImag += imagStep) {
+        var c = { r: curReal, i: curImag }
+        var n = computeEscapeSpeed(c);
+      }
+    }
+    print(Date.now() - start);
+  }
+
+  var realRange = { min: -2.1, max: 2 };
+  var imagRange = { min: -2, max: 2 };
+  createMandelSet(realRange, imagRange);
+
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}
diff --git a/js/src/tests/js1_6/extensions/regress-457521.js b/js/src/tests/js1_6/extensions/regress-457521.js
new file mode 100644
index 000000000..6f4fbda50
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-457521.js
@@ -0,0 +1,24 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 457521;
+var summary = 'Do not crash @ js_DecompileValueGenerator';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+try
+{
+  this.__defineSetter__("x", [,,,].map);
+  this.watch("x", (new Function("var y, eval")));
+  x = true;
+}
+catch(ex)
+{
+}
+reportCompare(expect, actual, summary);
diff --git a/js/src/tests/js1_6/extensions/regress-465443.js b/js/src/tests/js1_6/extensions/regress-465443.js
new file mode 100644
index 000000000..529c59a54
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-465443.js
@@ -0,0 +1,39 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 465443;
+var summary = '';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  expect = 'TypeError: invalid assignment to const `b\'';
+
+
+  try
+  {
+    eval('(function () { const b = 16; var out = []; for each (b in [true, "", true, "", true, ""]) out.push(b >> 1) })();');
+  }
+  catch(ex)
+  {
+    actual = ex + '';
+  }
+
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}
diff --git a/js/src/tests/js1_6/extensions/regress-470310.js b/js/src/tests/js1_6/extensions/regress-470310.js
new file mode 100644
index 000000000..c144b54b1
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-470310.js
@@ -0,0 +1,33 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 470310;
+var summary = 'Do not assert: (uint32_t)((atoms - script->atomMap.vector + ' + 
+  '((uintN)(((regs.pc + 0)[1] << 8) | (regs.pc + 0)[2])))) < objects_->length';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  expect = 'TypeError: 6 is not a function';
+
+  this.__defineSetter__('m', [].map);
+  function f() { for (var j = 0; j < 4; ++j) if (j == 3) m = 6; }
+  try { f(); } catch(e) { print(actual = e + ''); }
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}
diff --git a/js/src/tests/js1_6/extensions/regress-472508.js b/js/src/tests/js1_6/extensions/regress-472508.js
new file mode 100644
index 000000000..93b929add
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-472508.js
@@ -0,0 +1,23 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 472508;
+var summary = 'TM: Do not crash @ TraceRecorder::emitTreeCall';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+ 
+for (var x in this) { }
+var a = [false, false, false];
+a.__defineGetter__("q", function() { });
+a.__defineGetter__("r", function() { });
+for (var i = 0; i < 2; ++i) for each (var e in a) { }
+
+
+reportCompare(expect, actual, summary);
diff --git a/js/src/tests/js1_6/extensions/regress-479567.js b/js/src/tests/js1_6/extensions/regress-479567.js
new file mode 100644
index 000000000..6f3525130
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-479567.js
@@ -0,0 +1,33 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 479567;
+var summary = 'Do not assert: thing';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+
+function f()
+{
+  (eval("(function(){for each (y in [false, false, false]);});"))();
+}
+
+try
+{
+  this.__defineGetter__("x", gc);
+  uneval(this.watch("y", this.toSource))
+    f();
+  throw x;
+}
+catch(ex)
+{
+}
+
+
+reportCompare(expect, actual, summary);
diff --git a/js/src/tests/js1_6/extensions/regress-565521.js b/js/src/tests/js1_6/extensions/regress-565521.js
new file mode 100644
index 000000000..9dd26a250
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/regress-565521.js
@@ -0,0 +1,40 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ * Contributor: Blake Kaplan
+ */
+
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 565521;
+var summary = 'for-each getter calling';
+var actual = '';
+var expect = 'PASS';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+  var proto = { get prop() { return (this === proto) ? "FAIL" : "PASS"; } };
+  var obj = Object.create(proto);
+
+  var itercount = 0;
+  for each (var i in obj) {
+      ++itercount;
+      actual = i;
+  }
+
+  reportCompare(itercount, 1, summary + ': right itercount')
+  reportCompare(expect, actual, summary + ': right value');
+
+  exitFunc ('test');
+}
+
diff --git a/js/src/tests/js1_6/extensions/shell.js b/js/src/tests/js1_6/extensions/shell.js
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/js/src/tests/js1_6/extensions/shell.js