diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma/Expressions/11.8.1.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma/Expressions/11.8.1.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,87 @@
+/* -*- 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/. */
+
+
+/**
+   File Name:          11.8.1.js
+   ECMA Section:       11.8.1  The less-than operator ( < )
+   Description:
+
+
+   Author:             christine@netscape.com
+   Date:               12 november 1997
+*/
+var SECTION = "11.8.1";
+var VERSION = "ECMA_1";
+startTest();
+
+writeHeaderToLog( SECTION + " The less-than operator ( < )");
+
+new TestCase( SECTION, "true < false",              false,      true < false );
+new TestCase( SECTION, "false < true",              true,       false < true );
+new TestCase( SECTION, "false < false",             false,      false < false );
+new TestCase( SECTION, "true < true",               false,      true < true );
+
+new TestCase( SECTION, "new Boolean(true) < new Boolean(true)",     false,  new Boolean(true) < new Boolean(true) );
+new TestCase( SECTION, "new Boolean(true) < new Boolean(false)",    false,  new Boolean(true) < new Boolean(false) );
+new TestCase( SECTION, "new Boolean(false) < new Boolean(true)",    true,   new Boolean(false) < new Boolean(true) );
+new TestCase( SECTION, "new Boolean(false) < new Boolean(false)",   false,  new Boolean(false) < new Boolean(false) );
+
+new TestCase( SECTION, "new MyObject(Infinity) < new MyObject(Infinity)",   false,  new MyObject( Number.POSITIVE_INFINITY ) < new MyObject( Number.POSITIVE_INFINITY) );
+new TestCase( SECTION, "new MyObject(-Infinity) < new MyObject(Infinity)",  true,   new MyObject( Number.NEGATIVE_INFINITY ) < new MyObject( Number.POSITIVE_INFINITY) );
+new TestCase( SECTION, "new MyObject(-Infinity) < new MyObject(-Infinity)", false,  new MyObject( Number.NEGATIVE_INFINITY ) < new MyObject( Number.NEGATIVE_INFINITY) );
+
+new TestCase( SECTION, "new MyValueObject(false) < new MyValueObject(true)",  true,   new MyValueObject(false) < new MyValueObject(true) );
+new TestCase( SECTION, "new MyValueObject(true) < new MyValueObject(true)",   false,  new MyValueObject(true) < new MyValueObject(true) );
+new TestCase( SECTION, "new MyValueObject(false) < new MyValueObject(false)", false,  new MyValueObject(false) < new MyValueObject(false) );
+
+new TestCase( SECTION, "new MyStringObject(false) < new MyStringObject(true)",  true,   new MyStringObject(false) < new MyStringObject(true) );
+new TestCase( SECTION, "new MyStringObject(true) < new MyStringObject(true)",   false,  new MyStringObject(true) < new MyStringObject(true) );
+new TestCase( SECTION, "new MyStringObject(false) < new MyStringObject(false)", false,  new MyStringObject(false) < new MyStringObject(false) );
+
+new TestCase( SECTION, "Number.NaN < Number.NaN",   false,     Number.NaN < Number.NaN );
+new TestCase( SECTION, "0 < Number.NaN",            false,     0 < Number.NaN );
+new TestCase( SECTION, "Number.NaN < 0",            false,     Number.NaN < 0 );
+
+new TestCase( SECTION, "0 < -0",                    false,      0 < -0 );
+new TestCase( SECTION, "-0 < 0",                    false,      -0 < 0 );
+
+new TestCase( SECTION, "Infinity < 0",                  false,      Number.POSITIVE_INFINITY < 0 );
+new TestCase( SECTION, "Infinity < Number.MAX_VALUE",   false,      Number.POSITIVE_INFINITY < Number.MAX_VALUE );
+new TestCase( SECTION, "Infinity < Infinity",           false,      Number.POSITIVE_INFINITY < Number.POSITIVE_INFINITY );
+
+new TestCase( SECTION, "0 < Infinity",                  true,       0 < Number.POSITIVE_INFINITY );
+new TestCase( SECTION, "Number.MAX_VALUE < Infinity",   true,       Number.MAX_VALUE < Number.POSITIVE_INFINITY );
+
+new TestCase( SECTION, "0 < -Infinity",                 false,      0 < Number.NEGATIVE_INFINITY );
+new TestCase( SECTION, "Number.MAX_VALUE < -Infinity",  false,      Number.MAX_VALUE < Number.NEGATIVE_INFINITY );
+new TestCase( SECTION, "-Infinity < -Infinity",         false,      Number.NEGATIVE_INFINITY < Number.NEGATIVE_INFINITY );
+
+new TestCase( SECTION, "-Infinity < 0",                 true,       Number.NEGATIVE_INFINITY < 0 );
+new TestCase( SECTION, "-Infinity < -Number.MAX_VALUE", true,       Number.NEGATIVE_INFINITY < -Number.MAX_VALUE );
+new TestCase( SECTION, "-Infinity < Number.MIN_VALUE",  true,       Number.NEGATIVE_INFINITY < Number.MIN_VALUE );
+
+new TestCase( SECTION, "'string' < 'string'",           false,       'string' < 'string' );
+new TestCase( SECTION, "'astring' < 'string'",          true,       'astring' < 'string' );
+new TestCase( SECTION, "'strings' < 'stringy'",         true,       'strings' < 'stringy' );
+new TestCase( SECTION, "'strings' < 'stringier'",       false,       'strings' < 'stringier' );
+new TestCase( SECTION, "'string' < 'astring'",          false,      'string' < 'astring' );
+new TestCase( SECTION, "'string' < 'strings'",          true,       'string' < 'strings' );
+
+test();
+
+function MyObject(value) {
+  this.value = value;
+  this.valueOf = new Function( "return this.value" );
+  this.toString = new Function( "return this.value +''" );
+}
+function MyValueObject(value) {
+  this.value = value;
+  this.valueOf = new Function( "return this.value" );
+}
+function MyStringObject(value) {
+  this.value = value;
+  this.toString = new Function( "return this.value +''" );
+}