diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch11/11.8/11.8.1/S11.8.1_A4.7.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch11/11.8/11.8.1/S11.8.1_A4.7.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,41 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * If x is -Infinity and x !== y, return true
+ *
+ * @path ch11/11.8/11.8.1/S11.8.1_A4.7.js
+ * @description y is number primitive
+ */
+
+//CHECK#1
+if ((Number.NEGATIVE_INFINITY < 0) !== true) {
+  $ERROR('#1: (-Infinity < 0) === true');
+}
+
+//CHECK#2
+if ((Number.NEGATIVE_INFINITY < 1.1) !== true) {
+  $ERROR('#2: (-Infinity < 1.1) === true');
+}
+
+//CHECK#3
+if ((Number.NEGATIVE_INFINITY < -1.1) !== true) {
+  $ERROR('#3: (-Infinity < -1.1) === true');
+}
+
+//CHECK#4
+if ((Number.NEGATIVE_INFINITY < Number.POSITIVE_INFINITY) !== true) {
+  $ERROR('#4: (-Infinity < +Infinity) === true');
+}
+
+//CHECK#5
+if ((Number.NEGATIVE_INFINITY < Number.MAX_VALUE) !== true) {
+  $ERROR('#5: (-Infinity < Number.MAX_VALUE) === true');
+}
+
+//CHECK#6
+if ((Number.NEGATIVE_INFINITY < Number.MIN_VALUE) !== true) {
+  $ERROR('#6: (-Infinity < Number.MIN_VALUE) === true');
+}
+
+