Fix strict mode errors in built-ins/Date

Add missing "var" declarations and noStrict flags.

Part of issue #35.

179 files changed, 179 insertions, 133 deletions

diff --git a/test/built-ins/Date/UTC/S15.9.4.3_A1_T1.js b/test/built-ins/Date/UTC/S15.9.4.3_A1_T1.js
index d41b70efd..7da3fa94e 100644
--- a/test/built-ins/Date/UTC/S15.9.4.3_A1_T1.js
+++ b/test/built-ins/Date/UTC/S15.9.4.3_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.4.3_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.UTC;
+var x = Date.UTC;
 if(x === 1)
   Date.UTC = 2;
 else
diff --git a/test/built-ins/Date/UTC/S15.9.4.3_A1_T3.js b/test/built-ins/Date/UTC/S15.9.4.3_A1_T3.js
index 2c4c811c6..52097bbc2 100644
--- a/test/built-ins/Date/UTC/S15.9.4.3_A1_T3.js
+++ b/test/built-ins/Date/UTC/S15.9.4.3_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.propertyIsEnumerable('UTC')) {
   $ERROR('#1: The Date.UTC property has the attribute DontEnum');
 }
 
-for(x in Date) {
+for(var x in Date) {
   if(x === "UTC") {
     $ERROR('#2: The Date.UTC has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/UTC/S15.9.4.3_A3_T1.js b/test/built-ins/Date/UTC/S15.9.4.3_A3_T1.js
index b8221b6b4..d21ad9dfc 100644
--- a/test/built-ins/Date/UTC/S15.9.4.3_A3_T1.js
+++ b/test/built-ins/Date/UTC/S15.9.4.3_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     attributes
 es5id: 15.9.4.3_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.UTC.length;
diff --git a/test/built-ins/Date/UTC/S15.9.4.3_A3_T3.js b/test/built-ins/Date/UTC/S15.9.4.3_A3_T3.js
index 7f0c0d3cd..7cd0a0e16 100644
--- a/test/built-ins/Date/UTC/S15.9.4.3_A3_T3.js
+++ b/test/built-ins/Date/UTC/S15.9.4.3_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.UTC.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.UTC.length property has the attribute DontEnum');
 }
 
-for(x in Date.UTC) {
+for(var x in Date.UTC) {
   if(x === "length") {
     $ERROR('#2: The Date.UTC.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/parse/S15.9.4.2_A1_T1.js b/test/built-ins/Date/parse/S15.9.4.2_A1_T1.js
index 46addf72d..f0ab4cdec 100644
--- a/test/built-ins/Date/parse/S15.9.4.2_A1_T1.js
+++ b/test/built-ins/Date/parse/S15.9.4.2_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.4.2_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.parse;
+var x = Date.parse;
 if(x === 1)
   Date.parse = 2;
 else
diff --git a/test/built-ins/Date/parse/S15.9.4.2_A1_T3.js b/test/built-ins/Date/parse/S15.9.4.2_A1_T3.js
index 3f2c15d4f..1412faf42 100644
--- a/test/built-ins/Date/parse/S15.9.4.2_A1_T3.js
+++ b/test/built-ins/Date/parse/S15.9.4.2_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.propertyIsEnumerable('parse')) {
   $ERROR('#1: The Date.parse property has the attribute DontEnum');
 }
 
-for(x in Date) {
+for(var x in Date) {
   if(x === "parse") {
     $ERROR('#2: The Date.parse has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/parse/S15.9.4.2_A3_T1.js b/test/built-ins/Date/parse/S15.9.4.2_A3_T1.js
index e6cfebdc9..920571356 100644
--- a/test/built-ins/Date/parse/S15.9.4.2_A3_T1.js
+++ b/test/built-ins/Date/parse/S15.9.4.2_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     attributes
 es5id: 15.9.4.2_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.parse.length;
diff --git a/test/built-ins/Date/parse/S15.9.4.2_A3_T3.js b/test/built-ins/Date/parse/S15.9.4.2_A3_T3.js
index f2798fab4..a0505ef4e 100644
--- a/test/built-ins/Date/parse/S15.9.4.2_A3_T3.js
+++ b/test/built-ins/Date/parse/S15.9.4.2_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.parse.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.parse.length property has the attribute DontEnum');
 }
 
-for(x in Date.parse) {
+for(var x in Date.parse) {
   if(x === "length") {
     $ERROR('#2: The Date.parse.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/S15.9.4.1_A1_T1.js b/test/built-ins/Date/prototype/S15.9.4.1_A1_T1.js
index 70304c267..1113f1cdb 100644
--- a/test/built-ins/Date/prototype/S15.9.4.1_A1_T1.js
+++ b/test/built-ins/Date/prototype/S15.9.4.1_A1_T1.js
@@ -7,6 +7,7 @@ info: >
     attributes
 es5id: 15.9.4.1_A1_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype;
diff --git a/test/built-ins/Date/prototype/S15.9.4.1_A1_T2.js b/test/built-ins/Date/prototype/S15.9.4.1_A1_T2.js
index 34b4507b1..66cffbf49 100644
--- a/test/built-ins/Date/prototype/S15.9.4.1_A1_T2.js
+++ b/test/built-ins/Date/prototype/S15.9.4.1_A1_T2.js
@@ -7,6 +7,7 @@ info: >
     attributes
 es5id: 15.9.4.1_A1_T2
 description: Checking DontDelete attribute
+flags: [noStrict]
 includes: [$FAIL.js]
 ---*/
 
diff --git a/test/built-ins/Date/prototype/S15.9.4.1_A1_T3.js b/test/built-ins/Date/prototype/S15.9.4.1_A1_T3.js
index df80775d5..c82768194 100644
--- a/test/built-ins/Date/prototype/S15.9.4.1_A1_T3.js
+++ b/test/built-ins/Date/prototype/S15.9.4.1_A1_T3.js
@@ -13,7 +13,7 @@ if (Date.propertyIsEnumerable('prototype')) {
   $ERROR('#1: The Date.prototype property has the attribute DontEnum');
 }
 
-for(x in Date) {
+for(var x in Date) {
   if(x === "prototype") {
     $ERROR('#2: The Date.prototype has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T1.js b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T1.js
index 5d2cffc32..97bbb409a 100644
--- a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T1.js
+++ b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.1_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.constructor;
+var x = Date.prototype.constructor;
 if(x === 1)
   Date.prototype.constructor = 2;
 else
diff --git a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T3.js b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T3.js
index 96de6b548..13ec9e322 100644
--- a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T3.js
+++ b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('constructor')) {
   $ERROR('#1: The Date.prototype.constructor property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "constructor") {
     $ERROR('#2: The Date.prototype.constructor has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T1.js b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T1.js
index 0c70910f5..88e191f80 100644
--- a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T1.js
+++ b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.1_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.constructor.length;
diff --git a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T3.js b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T3.js
index 02cb90609..acab8063b 100644
--- a/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T3.js
+++ b/test/built-ins/Date/prototype/constructor/S15.9.5.1_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.constructor.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.constructor.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.constructor) {
+for(var x in Date.prototype.constructor) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.constructor.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T1.js b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T1.js
index 9d19cc8d0..ab93698ea 100644
--- a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T1.js
+++ b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.14_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getDate;
+var x = Date.prototype.getDate;
 if(x === 1)
   Date.prototype.getDate = 2;
 else
diff --git a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T3.js b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T3.js
index 689f82e5d..a49fed1ef 100644
--- a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T3.js
+++ b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getDate')) {
   $ERROR('#1: The Date.prototype.getDate property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getDate") {
     $ERROR('#2: The Date.prototype.getDate has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T1.js b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T1.js
index d9f5515bf..039948888 100644
--- a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T1.js
+++ b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.14_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getDate.length;
diff --git a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T3.js b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T3.js
index 35fb27a5e..5bba931a8 100644
--- a/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T3.js
+++ b/test/built-ins/Date/prototype/getDate/S15.9.5.14_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getDate.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getDate.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getDate) {
+for(var x in Date.prototype.getDate) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getDate.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T1.js b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T1.js
index 8a684e38a..e22f0194d 100644
--- a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T1.js
+++ b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.16_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getDay;
+var x = Date.prototype.getDay;
 if(x === 1)
   Date.prototype.getDay = 2;
 else
diff --git a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T3.js b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T3.js
index ceb1a8b9b..df4379492 100644
--- a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T3.js
+++ b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getDay')) {
   $ERROR('#1: The Date.prototype.getDay property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getDay") {
     $ERROR('#2: The Date.prototype.getDay has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T1.js b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T1.js
index 1d581dae5..767579e4a 100644
--- a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T1.js
+++ b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.16_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getDay.length;
diff --git a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T3.js b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T3.js
index a38d352f2..e8010d297 100644
--- a/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T3.js
+++ b/test/built-ins/Date/prototype/getDay/S15.9.5.16_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getDay.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getDay.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getDay) {
+for(var x in Date.prototype.getDay) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getDay.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T1.js b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T1.js
index bbd9c7c9e..31de2be4d 100644
--- a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T1.js
+++ b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.10_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getFullYear;
+var x = Date.prototype.getFullYear;
 if(x === 1)
   Date.prototype.getFullYear = 2;
 else
diff --git a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T3.js b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T3.js
index d981fb80b..1b6a0b936 100644
--- a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T3.js
+++ b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getFullYear')) {
   $ERROR('#1: The Date.prototype.getFullYear property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getFullYear") {
     $ERROR('#2: The Date.prototype.getFullYear has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T1.js b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T1.js
index 7dd432d1f..c0ec89047 100644
--- a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T1.js
+++ b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.10_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getFullYear.length;
diff --git a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T3.js b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T3.js
index 25a64b6f2..67abb5e4f 100644
--- a/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T3.js
+++ b/test/built-ins/Date/prototype/getFullYear/S15.9.5.10_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getFullYear.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getFullYear.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getFullYear) {
+for(var x in Date.prototype.getFullYear) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getFullYear.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T1.js b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T1.js
index 17f4c0da0..2545dc9af 100644
--- a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T1.js
+++ b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.18_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getHours;
+var x = Date.prototype.getHours;
 if(x === 1)
   Date.prototype.getHours = 2;
 else
diff --git a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T3.js b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T3.js
index 295934ee8..1ab1fb0cf 100644
--- a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T3.js
+++ b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getHours')) {
   $ERROR('#1: The Date.prototype.getHours property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getHours") {
     $ERROR('#2: The Date.prototype.getHours has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T1.js b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T1.js
index d63701ba4..556323d1d 100644
--- a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T1.js
+++ b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.18_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getHours.length;
diff --git a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T3.js b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T3.js
index 00df3f95d..8a0a49b23 100644
--- a/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T3.js
+++ b/test/built-ins/Date/prototype/getHours/S15.9.5.18_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getHours.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getHours.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getHours) {
+for(var x in Date.prototype.getHours) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getHours.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T1.js b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T1.js
index 475e1157e..6d815ce46 100644
--- a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T1.js
+++ b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.24_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getMilliseconds;
+var x = Date.prototype.getMilliseconds;
 if(x === 1)
   Date.prototype.getMilliseconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T3.js b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T3.js
index 82c9cfff4..9fc54b5b8 100644
--- a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T3.js
+++ b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getMilliseconds')) {
   $ERROR('#1: The Date.prototype.getMilliseconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getMilliseconds") {
     $ERROR('#2: The Date.prototype.getMilliseconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T1.js b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T1.js
index a98fd9500..fe1ecd8ee 100644
--- a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T1.js
+++ b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.24_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getMilliseconds.length;
diff --git a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T3.js b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T3.js
index 2f364d285..a4b75439f 100644
--- a/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T3.js
+++ b/test/built-ins/Date/prototype/getMilliseconds/S15.9.5.24_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getMilliseconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getMilliseconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getMilliseconds) {
+for(var x in Date.prototype.getMilliseconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getMilliseconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T1.js b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T1.js
index 57b8a159a..394809623 100644
--- a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T1.js
+++ b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.20_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getMinutes;
+var x = Date.prototype.getMinutes;
 if(x === 1)
   Date.prototype.getMinutes = 2;
 else
diff --git a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T3.js b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T3.js
index f407d5c70..da508b146 100644
--- a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T3.js
+++ b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getMinutes')) {
   $ERROR('#1: The Date.prototype.getMinutes property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getMinutes") {
     $ERROR('#2: The Date.prototype.getMinutes has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T1.js b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T1.js
index 08c2dc9e3..10cde1ca5 100644
--- a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T1.js
+++ b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.20_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getMinutes.length;
diff --git a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T3.js b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T3.js
index 238665a87..c3d9971dc 100644
--- a/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T3.js
+++ b/test/built-ins/Date/prototype/getMinutes/S15.9.5.20_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getMinutes.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getMinutes.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getMinutes) {
+for(var x in Date.prototype.getMinutes) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getMinutes.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T1.js b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T1.js
index 53bb0632d..7b375300e 100644
--- a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T1.js
+++ b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.12_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getMonth;
+var x = Date.prototype.getMonth;
 if(x === 1)
   Date.prototype.getMonth = 2;
 else
diff --git a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T3.js b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T3.js
index 46a94382f..8c2080374 100644
--- a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T3.js
+++ b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getMonth')) {
   $ERROR('#1: The Date.prototype.getMonth property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getMonth") {
     $ERROR('#2: The Date.prototype.getMonth has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T1.js b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T1.js
index 2b73c282f..2c65e30b6 100644
--- a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T1.js
+++ b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.12_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getMonth.length;
diff --git a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T3.js b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T3.js
index 241d6da43..8c01f2c32 100644
--- a/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T3.js
+++ b/test/built-ins/Date/prototype/getMonth/S15.9.5.12_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getMonth.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getMonth.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getMonth) {
+for(var x in Date.prototype.getMonth) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getMonth.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T1.js b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T1.js
index c68b10bc2..bbd2f35f5 100644
--- a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T1.js
+++ b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.22_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getSeconds;
+var x = Date.prototype.getSeconds;
 if(x === 1)
   Date.prototype.getSeconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T3.js b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T3.js
index d91628c88..0733709e8 100644
--- a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T3.js
+++ b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getSeconds')) {
   $ERROR('#1: The Date.prototype.getSeconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getSeconds") {
     $ERROR('#2: The Date.prototype.getSeconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T1.js b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T1.js
index 4ac5a5041..c5b790c04 100644
--- a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T1.js
+++ b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.22_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getSeconds.length;
diff --git a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T3.js b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T3.js
index 112303bf2..9545e1f97 100644
--- a/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T3.js
+++ b/test/built-ins/Date/prototype/getSeconds/S15.9.5.22_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getSeconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getSeconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getSeconds) {
+for(var x in Date.prototype.getSeconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getSeconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T1.js b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T1.js
index 3a8d8bf58..2161b9365 100644
--- a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T1.js
+++ b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.9_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getTime;
+var x = Date.prototype.getTime;
 if(x === 1)
   Date.prototype.getTime = 2;
 else
diff --git a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T3.js b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T3.js
index 498b15437..6f4f94cd5 100644
--- a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T3.js
+++ b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getTime')) {
   $ERROR('#1: The Date.prototype.getTime property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getTime") {
     $ERROR('#2: The Date.prototype.getTime has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T1.js b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T1.js
index 8f246a799..6034ff9be 100644
--- a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T1.js
+++ b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.9_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getTime.length;
diff --git a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T3.js b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T3.js
index 3d60b60b3..e63293d0a 100644
--- a/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T3.js
+++ b/test/built-ins/Date/prototype/getTime/S15.9.5.9_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getTime.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getTime.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getTime) {
+for(var x in Date.prototype.getTime) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getTime.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T1.js b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T1.js
index 6f979a460..ab36f0ef9 100644
--- a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T1.js
+++ b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T1.js
@@ -9,7 +9,7 @@ es5id: 15.9.5.26_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getTimezoneOffset;
+var x = Date.prototype.getTimezoneOffset;
 if(x === 1)
   Date.prototype.getTimezoneOffset = 2;
 else
diff --git a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T3.js b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T3.js
index 4e6808e30..4fbac62c3 100644
--- a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T3.js
+++ b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A1_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.propertyIsEnumerable('getTimezoneOffset')) {
   $ERROR('#1: The Date.prototype.getTimezoneOffset property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getTimezoneOffset") {
     $ERROR('#2: The Date.prototype.getTimezoneOffset has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T1.js b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T1.js
index e09365ec6..09b0df7b8 100644
--- a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T1.js
+++ b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.26_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getTimezoneOffset.length;
diff --git a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T3.js b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T3.js
index 0ce89003a..a489f3a75 100644
--- a/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T3.js
+++ b/test/built-ins/Date/prototype/getTimezoneOffset/S15.9.5.26_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getTimezoneOffset.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getTimezoneOffset.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getTimezoneOffset) {
+for(var x in Date.prototype.getTimezoneOffset) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getTimezoneOffset.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T1.js b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T1.js
index 626a3f858..a9df5b622 100644
--- a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.15_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCDate;
+var x = Date.prototype.getUTCDate;
 if(x === 1)
   Date.prototype.getUTCDate = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T3.js b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T3.js
index 3d4668397..50b717f7a 100644
--- a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCDate')) {
   $ERROR('#1: The Date.prototype.getUTCDate property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCDate") {
     $ERROR('#2: The Date.prototype.getUTCDate has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T1.js b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T1.js
index 126e78c26..667d3a069 100644
--- a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.15_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCDate.length;
diff --git a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T3.js b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T3.js
index 89d2c56cd..9dfb20343 100644
--- a/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCDate/S15.9.5.15_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCDate.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCDate.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCDate) {
+for(var x in Date.prototype.getUTCDate) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCDate.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T1.js b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T1.js
index c496a5785..73768f8dc 100644
--- a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.17_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCDay;
+var x = Date.prototype.getUTCDay;
 if(x === 1)
   Date.prototype.getUTCDay = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T3.js b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T3.js
index a4dafbbe2..6225556dc 100644
--- a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCDay')) {
   $ERROR('#1: The Date.prototype.getUTCDay property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCDay") {
     $ERROR('#2: The Date.prototype.getUTCDay has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T1.js b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T1.js
index 896fa7ee4..f1c668e8c 100644
--- a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.17_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCDay.length;
diff --git a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T3.js b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T3.js
index 8f3ac2280..49b317ce9 100644
--- a/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCDay/S15.9.5.17_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCDay.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCDay.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCDay) {
+for(var x in Date.prototype.getUTCDay) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCDay.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T1.js b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T1.js
index 516f95e99..eef2b59c8 100644
--- a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.11_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCFullYear;
+var x = Date.prototype.getUTCFullYear;
 if(x === 1)
   Date.prototype.getUTCFullYear = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T3.js b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T3.js
index dbd5062c7..8d40078e5 100644
--- a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCFullYear')) {
   $ERROR('#1: The Date.prototype.getUTCFullYear property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCFullYear") {
     $ERROR('#2: The Date.prototype.getUTCFullYear has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T1.js b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T1.js
index 613d2c473..18cd31ff8 100644
--- a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.11_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCFullYear.length;
diff --git a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T3.js b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T3.js
index 112d3139e..6d1f21d0d 100644
--- a/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCFullYear/S15.9.5.11_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCFullYear.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCFullYear.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCFullYear) {
+for(var x in Date.prototype.getUTCFullYear) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCFullYear.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T1.js b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T1.js
index 03c0d4047..afb6f4622 100644
--- a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.19_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCHours;
+var x = Date.prototype.getUTCHours;
 if(x === 1)
   Date.prototype.getUTCHours = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T3.js b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T3.js
index 0a362c2c5..c43f37c6d 100644
--- a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCHours')) {
   $ERROR('#1: The Date.prototype.getUTCHours property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCHours") {
     $ERROR('#2: The Date.prototype.getUTCHours has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T1.js b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T1.js
index d0a8f7623..6cc63fa0f 100644
--- a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.19_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCHours.length;
diff --git a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T3.js b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T3.js
index 3fc0377ea..2e69760e7 100644
--- a/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCHours/S15.9.5.19_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCHours.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCHours.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCHours) {
+for(var x in Date.prototype.getUTCHours) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCHours.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T1.js b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T1.js
index 305c48a54..45976c094 100644
--- a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T1.js
@@ -9,7 +9,7 @@ es5id: 15.9.5.25_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCMilliseconds;
+var x = Date.prototype.getUTCMilliseconds;
 if(x === 1)
   Date.prototype.getUTCMilliseconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T3.js b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T3.js
index 9b5581cb0..83e8c5614 100644
--- a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A1_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCMilliseconds')) {
   $ERROR('#1: The Date.prototype.getUTCMilliseconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCMilliseconds") {
     $ERROR('#2: The Date.prototype.getUTCMilliseconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T1.js b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T1.js
index beceb40a7..397f11816 100644
--- a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.25_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCMilliseconds.length;
diff --git a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T3.js b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T3.js
index 54c29897f..b0021564a 100644
--- a/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCMilliseconds/S15.9.5.25_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCMilliseconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCMilliseconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCMilliseconds) {
+for(var x in Date.prototype.getUTCMilliseconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCMilliseconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T1.js b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T1.js
index f477d1bf7..7628c7fbe 100644
--- a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.21_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCMinutes;
+var x = Date.prototype.getUTCMinutes;
 if(x === 1)
   Date.prototype.getUTCMinutes = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T3.js b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T3.js
index dbdefe1a0..000142ef4 100644
--- a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCMinutes')) {
   $ERROR('#1: The Date.prototype.getUTCMinutes property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCMinutes") {
     $ERROR('#2: The Date.prototype.getUTCMinutes has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T1.js b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T1.js
index 3224d217d..e642dfdef 100644
--- a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.21_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCMinutes.length;
diff --git a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T3.js b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T3.js
index fea8ff75f..24cf476c8 100644
--- a/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCMinutes/S15.9.5.21_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCMinutes.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCMinutes.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCMinutes) {
+for(var x in Date.prototype.getUTCMinutes) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCMinutes.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T1.js b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T1.js
index 5d38f1346..07f7178a6 100644
--- a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.13_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCMonth;
+var x = Date.prototype.getUTCMonth;
 if(x === 1)
   Date.prototype.getUTCMonth = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T3.js b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T3.js
index 36e93f910..2412f3efc 100644
--- a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCMonth')) {
   $ERROR('#1: The Date.prototype.getUTCMonth property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCMonth") {
     $ERROR('#2: The Date.prototype.getUTCMonth has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T1.js b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T1.js
index 5cae01867..f2b03bea2 100644
--- a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.13_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCMonth.length;
diff --git a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T3.js b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T3.js
index ced543495..667b5ed95 100644
--- a/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCMonth/S15.9.5.13_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCMonth.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCMonth.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCMonth) {
+for(var x in Date.prototype.getUTCMonth) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCMonth.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T1.js b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T1.js
index dee236e0a..a4223822c 100644
--- a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T1.js
+++ b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.23_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.getUTCSeconds;
+var x = Date.prototype.getUTCSeconds;
 if(x === 1)
   Date.prototype.getUTCSeconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T3.js b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T3.js
index 910b6d9be..bb7c61190 100644
--- a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T3.js
+++ b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('getUTCSeconds')) {
   $ERROR('#1: The Date.prototype.getUTCSeconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "getUTCSeconds") {
     $ERROR('#2: The Date.prototype.getUTCSeconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T1.js b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T1.js
index dc3f195a1..0c5cf3fda 100644
--- a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T1.js
+++ b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.23_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.getUTCSeconds.length;
diff --git a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T3.js b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T3.js
index 9bcad90f6..619cdf82e 100644
--- a/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T3.js
+++ b/test/built-ins/Date/prototype/getUTCSeconds/S15.9.5.23_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.getUTCSeconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.getUTCSeconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.getUTCSeconds) {
+for(var x in Date.prototype.getUTCSeconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.getUTCSeconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T1.js b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T1.js
index 5bac4b5ba..2f55d2070 100644
--- a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T1.js
+++ b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.36_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setDate;
+var x = Date.prototype.setDate;
 if(x === 1)
   Date.prototype.setDate = 2;
 else
diff --git a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T3.js b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T3.js
index a7d27000f..25ae9b186 100644
--- a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T3.js
+++ b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setDate')) {
   $ERROR('#1: The Date.prototype.setDate property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setDate") {
     $ERROR('#2: The Date.prototype.setDate has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T1.js b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T1.js
index 726993650..951643f30 100644
--- a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T1.js
+++ b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.36_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setDate.length;
diff --git a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T3.js b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T3.js
index 02cc08ddb..1980bfa14 100644
--- a/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T3.js
+++ b/test/built-ins/Date/prototype/setDate/S15.9.5.36_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setDate.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setDate.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setDate) {
+for(var x in Date.prototype.setDate) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setDate.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T1.js b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T1.js
index 89ee1e09c..6615da483 100644
--- a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T1.js
+++ b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.40_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setFullYear;
+var x = Date.prototype.setFullYear;
 if(x === 1)
   Date.prototype.setFullYear = 2;
 else
diff --git a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T3.js b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T3.js
index f17124a9a..9ae1733d3 100644
--- a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T3.js
+++ b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setFullYear')) {
   $ERROR('#1: The Date.prototype.setFullYear property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setFullYear") {
     $ERROR('#2: The Date.prototype.setFullYear has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T1.js b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T1.js
index 43e051044..cbd1b11a2 100644
--- a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T1.js
+++ b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.40_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setFullYear.length;
diff --git a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T3.js b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T3.js
index b6866b82c..8963c8ccb 100644
--- a/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T3.js
+++ b/test/built-ins/Date/prototype/setFullYear/S15.9.5.40_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setFullYear.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setFullYear.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setFullYear) {
+for(var x in Date.prototype.setFullYear) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setFullYear.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T1.js b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T1.js
index 8b1b812dc..26bc8ec90 100644
--- a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T1.js
+++ b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.34_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setHours;
+var x = Date.prototype.setHours;
 if(x === 1)
   Date.prototype.setHours = 2;
 else
diff --git a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T3.js b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T3.js
index e9774ac85..89f74e1e5 100644
--- a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T3.js
+++ b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setHours')) {
   $ERROR('#1: The Date.prototype.setHours property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setHours") {
     $ERROR('#2: The Date.prototype.setHours has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T1.js b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T1.js
index 98cbad79e..7ff13e489 100644
--- a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T1.js
+++ b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.34_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setHours.length;
diff --git a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T3.js b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T3.js
index f6208e0fa..3f4b0d753 100644
--- a/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T3.js
+++ b/test/built-ins/Date/prototype/setHours/S15.9.5.34_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setHours.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setHours.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setHours) {
+for(var x in Date.prototype.setHours) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setHours.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T1.js b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T1.js
index 0c697d0e4..60f145a77 100644
--- a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T1.js
+++ b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.28_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setMilliseconds;
+var x = Date.prototype.setMilliseconds;
 if(x === 1)
   Date.prototype.setMilliseconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T3.js b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T3.js
index 61a12c564..98bc24eee 100644
--- a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T3.js
+++ b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setMilliseconds')) {
   $ERROR('#1: The Date.prototype.setMilliseconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setMilliseconds") {
     $ERROR('#2: The Date.prototype.setMilliseconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T1.js b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T1.js
index 812e2ecc5..a9ebc7802 100644
--- a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T1.js
+++ b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.28_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setMilliseconds.length;
diff --git a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T3.js b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T3.js
index 55ec5a96b..78e3e2601 100644
--- a/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T3.js
+++ b/test/built-ins/Date/prototype/setMilliseconds/S15.9.5.28_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setMilliseconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setMilliseconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setMilliseconds) {
+for(var x in Date.prototype.setMilliseconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setMilliseconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T1.js b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T1.js
index be9598291..346530ff4 100644
--- a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T1.js
+++ b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.32_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setMinutes;
+var x = Date.prototype.setMinutes;
 if(x === 1)
   Date.prototype.setMinutes = 2;
 else
diff --git a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T3.js b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T3.js
index 0fa71c9d5..4e24596bd 100644
--- a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T3.js
+++ b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setMinutes')) {
   $ERROR('#1: The Date.prototype.setMinutes property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setMinutes") {
     $ERROR('#2: The Date.prototype.setMinutes has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T1.js b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T1.js
index 78a278396..3caecaee1 100644
--- a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T1.js
+++ b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.32_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setMinutes.length;
diff --git a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T3.js b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T3.js
index 786866793..14401bcb5 100644
--- a/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T3.js
+++ b/test/built-ins/Date/prototype/setMinutes/S15.9.5.32_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setMinutes.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setMinutes.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setMinutes) {
+for(var x in Date.prototype.setMinutes) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setMinutes.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js
index 0b4122367..2091f6893 100644
--- a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js
+++ b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.38_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setMonth;
+var x = Date.prototype.setMonth;
 if(x === 1)
   Date.prototype.setMonth = 2;
 else
diff --git a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js
index 39ebf2c0c..05d264e4c 100644
--- a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js
+++ b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setMonth')) {
   $ERROR('#1: The Date.prototype.setMonth property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setMonth") {
     $ERROR('#2: The Date.prototype.setMonth has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js
index 35dc05622..1dc158a92 100644
--- a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js
+++ b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.38_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setMonth.length;
diff --git a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js
index ce86976c4..82d90e4c5 100644
--- a/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js
+++ b/test/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setMonth.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setMonth.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setMonth) {
+for(var x in Date.prototype.setMonth) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setMonth.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T1.js b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T1.js
index 54e479991..809d34ff3 100644
--- a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T1.js
+++ b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.30_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setSeconds;
+var x = Date.prototype.setSeconds;
 if(x === 1)
   Date.prototype.setSeconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T3.js b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T3.js
index 06888ea97..50200d728 100644
--- a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T3.js
+++ b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setSeconds')) {
   $ERROR('#1: The Date.prototype.setSeconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setSeconds") {
     $ERROR('#2: The Date.prototype.setSeconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T1.js b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T1.js
index 14d9b4001..fb655a8a6 100644
--- a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T1.js
+++ b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.30_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setSeconds.length;
diff --git a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T3.js b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T3.js
index b7440d074..bb1626580 100644
--- a/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T3.js
+++ b/test/built-ins/Date/prototype/setSeconds/S15.9.5.30_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setSeconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setSeconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setSeconds) {
+for(var x in Date.prototype.setSeconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setSeconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T1.js b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T1.js
index 6b46562d5..b25ca44e3 100644
--- a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T1.js
+++ b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.27_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setTime;
+var x = Date.prototype.setTime;
 if(x === 1)
   Date.prototype.setTime = 2;
 else
diff --git a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T3.js b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T3.js
index 0d32737e5..d32dd628a 100644
--- a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T3.js
+++ b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setTime')) {
   $ERROR('#1: The Date.prototype.setTime property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setTime") {
     $ERROR('#2: The Date.prototype.setTime has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T1.js b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T1.js
index 0b7d13d41..170b22289 100644
--- a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T1.js
+++ b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.27_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setTime.length;
diff --git a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T3.js b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T3.js
index 34d159b16..3c452b0c0 100644
--- a/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T3.js
+++ b/test/built-ins/Date/prototype/setTime/S15.9.5.27_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setTime.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setTime.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setTime) {
+for(var x in Date.prototype.setTime) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setTime.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T1.js b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T1.js
index cc01febea..609f66de7 100644
--- a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.37_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCDate;
+var x = Date.prototype.setUTCDate;
 if(x === 1)
   Date.prototype.setUTCDate = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T3.js b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T3.js
index 4f06995fa..419271ea7 100644
--- a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCDate')) {
   $ERROR('#1: The Date.prototype.setUTCDate property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCDate") {
     $ERROR('#2: The Date.prototype.setUTCDate has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T1.js b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T1.js
index 0a6de61ed..97362346b 100644
--- a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.37_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCDate.length;
diff --git a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T3.js b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T3.js
index 1e6209371..7d03d1049 100644
--- a/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCDate/S15.9.5.37_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCDate.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCDate.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCDate) {
+for(var x in Date.prototype.setUTCDate) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCDate.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T1.js b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T1.js
index ff766eaac..0f1189ed0 100644
--- a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.41_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCFullYear;
+var x = Date.prototype.setUTCFullYear;
 if(x === 1)
   Date.prototype.setUTCFullYear = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T3.js b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T3.js
index eda85331c..6684e9d17 100644
--- a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCFullYear')) {
   $ERROR('#1: The Date.prototype.setUTCFullYear property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCFullYear") {
     $ERROR('#2: The Date.prototype.setUTCFullYear has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T1.js b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T1.js
index c87f3efb8..f2ea0e687 100644
--- a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.41_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCFullYear.length;
diff --git a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T3.js b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T3.js
index 69ec93c3a..a0b95cd8e 100644
--- a/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCFullYear/S15.9.5.41_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCFullYear.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCFullYear.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCFullYear) {
+for(var x in Date.prototype.setUTCFullYear) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCFullYear.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T1.js b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T1.js
index 5f702b6e3..1b741b16b 100644
--- a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.35_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCHours;
+var x = Date.prototype.setUTCHours;
 if(x === 1)
   Date.prototype.setUTCHours = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T3.js b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T3.js
index d913c38ac..5333b04b5 100644
--- a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCHours')) {
   $ERROR('#1: The Date.prototype.setUTCHours property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCHours") {
     $ERROR('#2: The Date.prototype.setUTCHours has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T1.js b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T1.js
index 6f2ec88f5..fea978f4e 100644
--- a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.35_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCHours.length;
diff --git a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T3.js b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T3.js
index 923482fed..a7866956a 100644
--- a/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCHours/S15.9.5.35_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCHours.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCHours.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCHours) {
+for(var x in Date.prototype.setUTCHours) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCHours.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T1.js b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T1.js
index d202b6b32..1402bdf0c 100644
--- a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T1.js
@@ -9,7 +9,7 @@ es5id: 15.9.5.29_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCMilliseconds;
+var x = Date.prototype.setUTCMilliseconds;
 if(x === 1)
   Date.prototype.setUTCMilliseconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T3.js b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T3.js
index ac581bcb9..a240f92bd 100644
--- a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A1_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCMilliseconds')) {
   $ERROR('#1: The Date.prototype.setUTCMilliseconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCMilliseconds") {
     $ERROR('#2: The Date.prototype.setUTCMilliseconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T1.js b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T1.js
index 6150ee888..ca89f11c8 100644
--- a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.29_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCMilliseconds.length;
diff --git a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T3.js b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T3.js
index 14993e4b4..1eabd7a6f 100644
--- a/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCMilliseconds/S15.9.5.29_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCMilliseconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCMilliseconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCMilliseconds) {
+for(var x in Date.prototype.setUTCMilliseconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCMilliseconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T1.js b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T1.js
index b00c28c26..42936c3cd 100644
--- a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.33_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCMinutes;
+var x = Date.prototype.setUTCMinutes;
 if(x === 1)
   Date.prototype.setUTCMinutes = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T3.js b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T3.js
index 06584c889..3102249f4 100644
--- a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCMinutes')) {
   $ERROR('#1: The Date.prototype.setUTCMinutes property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCMinutes") {
     $ERROR('#2: The Date.prototype.setUTCMinutes has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T1.js b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T1.js
index 584d06585..cba299bcb 100644
--- a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.33_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCMinutes.length;
diff --git a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T3.js b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T3.js
index c9e60981c..785525e7e 100644
--- a/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCMinutes/S15.9.5.33_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCMinutes.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCMinutes.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCMinutes) {
+for(var x in Date.prototype.setUTCMinutes) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCMinutes.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T1.js b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T1.js
index 7aa7c2c14..890beefde 100644
--- a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.39_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCMonth;
+var x = Date.prototype.setUTCMonth;
 if(x === 1)
   Date.prototype.setUTCMonth = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T3.js b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T3.js
index d972ec254..95eddfe94 100644
--- a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCMonth')) {
   $ERROR('#1: The Date.prototype.setUTCMonth property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCMonth") {
     $ERROR('#2: The Date.prototype.setUTCMonth has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T1.js b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T1.js
index 9b00ac2fc..8979fe138 100644
--- a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.39_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCMonth.length;
diff --git a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T3.js b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T3.js
index b0b8029aa..29f7fd60e 100644
--- a/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCMonth/S15.9.5.39_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCMonth.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCMonth.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCMonth) {
+for(var x in Date.prototype.setUTCMonth) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCMonth.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T1.js b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T1.js
index 0d82a883c..eb7e9a5c7 100644
--- a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T1.js
+++ b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.31_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.setUTCSeconds;
+var x = Date.prototype.setUTCSeconds;
 if(x === 1)
   Date.prototype.setUTCSeconds = 2;
 else
diff --git a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T3.js b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T3.js
index 03f6b27e2..e7d745a98 100644
--- a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T3.js
+++ b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('setUTCSeconds')) {
   $ERROR('#1: The Date.prototype.setUTCSeconds property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "setUTCSeconds") {
     $ERROR('#2: The Date.prototype.setUTCSeconds has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T1.js b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T1.js
index 57b40d3d3..59a0c073d 100644
--- a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T1.js
+++ b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.31_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.setUTCSeconds.length;
diff --git a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T3.js b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T3.js
index f64223b4f..366c5da58 100644
--- a/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T3.js
+++ b/test/built-ins/Date/prototype/setUTCSeconds/S15.9.5.31_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.setUTCSeconds.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.setUTCSeconds.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.setUTCSeconds) {
+for(var x in Date.prototype.setUTCSeconds) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.setUTCSeconds.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T1.js b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T1.js
index 0f94d529b..0c30dca7d 100644
--- a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T1.js
+++ b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.3_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toDateString;
+var x = Date.prototype.toDateString;
 if(x === 1)
   Date.prototype.toDateString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T3.js b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T3.js
index 83ebe9d65..c64a42cdc 100644
--- a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T3.js
+++ b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('toDateString')) {
   $ERROR('#1: The Date.prototype.toDateString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toDateString") {
     $ERROR('#2: The Date.prototype.toDateString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T1.js b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T1.js
index 1dea6e991..4b7b3ac24 100644
--- a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T1.js
+++ b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.3_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toDateString.length;
diff --git a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T3.js b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T3.js
index 65bde2b66..f451d8edb 100644
--- a/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T3.js
+++ b/test/built-ins/Date/prototype/toDateString/S15.9.5.3_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toDateString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toDateString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toDateString) {
+for(var x in Date.prototype.toDateString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toDateString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T1.js b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T1.js
index c0307da06..9d6284399 100644
--- a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T1.js
+++ b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T1.js
@@ -9,7 +9,7 @@ es5id: 15.9.5.6_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toLocaleDateString;
+var x = Date.prototype.toLocaleDateString;
 if(x === 1)
   Date.prototype.toLocaleDateString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T3.js b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T3.js
index 01c0c37db..06a7289d8 100644
--- a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T3.js
+++ b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A1_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.propertyIsEnumerable('toLocaleDateString')) {
   $ERROR('#1: The Date.prototype.toLocaleDateString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toLocaleDateString") {
     $ERROR('#2: The Date.prototype.toLocaleDateString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T1.js b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T1.js
index fbec35864..127061c16 100644
--- a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T1.js
+++ b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.6_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toLocaleDateString.length;
diff --git a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T3.js b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T3.js
index a6ebdcfb7..1e24bc216 100644
--- a/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T3.js
+++ b/test/built-ins/Date/prototype/toLocaleDateString/S15.9.5.6_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toLocaleDateString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toLocaleDateString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toLocaleDateString) {
+for(var x in Date.prototype.toLocaleDateString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toLocaleDateString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T1.js b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T1.js
index 074d997bb..8a4648bb1 100644
--- a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T1.js
+++ b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.5_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toLocaleString;
+var x = Date.prototype.toLocaleString;
 if(x === 1)
   Date.prototype.toLocaleString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T3.js b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T3.js
index c702bf366..e0bff03fb 100644
--- a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T3.js
+++ b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('toLocaleString')) {
   $ERROR('#1: The Date.prototype.toLocaleString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toLocaleString") {
     $ERROR('#2: The Date.prototype.toLocaleString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T1.js b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T1.js
index 573b5542b..c7c3b052c 100644
--- a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T1.js
+++ b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.5_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toLocaleString.length;
diff --git a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T3.js b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T3.js
index 0b1ead4a0..097112efd 100644
--- a/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T3.js
+++ b/test/built-ins/Date/prototype/toLocaleString/S15.9.5.5_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toLocaleString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toLocaleString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toLocaleString) {
+for(var x in Date.prototype.toLocaleString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toLocaleString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T1.js b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T1.js
index 3cd3b93c7..08bdbd4dd 100644
--- a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T1.js
+++ b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T1.js
@@ -9,7 +9,7 @@ es5id: 15.9.5.7_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toLocaleTimeString;
+var x = Date.prototype.toLocaleTimeString;
 if(x === 1)
   Date.prototype.toLocaleTimeString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T3.js b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T3.js
index 943654e88..2b1805c9b 100644
--- a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T3.js
+++ b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A1_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.propertyIsEnumerable('toLocaleTimeString')) {
   $ERROR('#1: The Date.prototype.toLocaleTimeString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toLocaleTimeString") {
     $ERROR('#2: The Date.prototype.toLocaleTimeString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T1.js b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T1.js
index 9527abc0d..d216416b4 100644
--- a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T1.js
+++ b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.7_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toLocaleTimeString.length;
diff --git a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T3.js b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T3.js
index 0b88614a7..d42cd5403 100644
--- a/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T3.js
+++ b/test/built-ins/Date/prototype/toLocaleTimeString/S15.9.5.7_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toLocaleTimeString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toLocaleTimeString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toLocaleTimeString) {
+for(var x in Date.prototype.toLocaleTimeString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toLocaleTimeString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T1.js b/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T1.js
index 17c778def..be40ae6e0 100644
--- a/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T1.js
+++ b/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.2_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toString;
+var x = Date.prototype.toString;
 if(x === 1)
   Date.prototype.toString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T3.js b/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T3.js
index 370a87fea..6b78b814f 100644
--- a/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T3.js
+++ b/test/built-ins/Date/prototype/toString/S15.9.5.2_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('toString')) {
   $ERROR('#1: The Date.prototype.toString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toString") {
     $ERROR('#2: The Date.prototype.toString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T1.js b/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T1.js
index 1221783da..36184f600 100644
--- a/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T1.js
+++ b/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.2_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toString.length;
diff --git a/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T3.js b/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T3.js
index a4f31f278..d9f818e1f 100644
--- a/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T3.js
+++ b/test/built-ins/Date/prototype/toString/S15.9.5.2_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toString) {
+for(var x in Date.prototype.toString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T1.js b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T1.js
index fb0d0a0b3..c3cd74e2a 100644
--- a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T1.js
+++ b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.4_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toTimeString;
+var x = Date.prototype.toTimeString;
 if(x === 1)
   Date.prototype.toTimeString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T3.js b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T3.js
index 6b9bd3816..65cd6b5ba 100644
--- a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T3.js
+++ b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('toTimeString')) {
   $ERROR('#1: The Date.prototype.toTimeString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toTimeString") {
     $ERROR('#2: The Date.prototype.toTimeString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T1.js b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T1.js
index c81fb5181..ca723dbc3 100644
--- a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T1.js
+++ b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.4_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toTimeString.length;
diff --git a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T3.js b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T3.js
index bee1613dd..40e180521 100644
--- a/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T3.js
+++ b/test/built-ins/Date/prototype/toTimeString/S15.9.5.4_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toTimeString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toTimeString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toTimeString) {
+for(var x in Date.prototype.toTimeString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toTimeString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T1.js b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T1.js
index 79b5a337a..d4da63e3f 100644
--- a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T1.js
+++ b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.42_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.toUTCString;
+var x = Date.prototype.toUTCString;
 if(x === 1)
   Date.prototype.toUTCString = 2;
 else
diff --git a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T3.js b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T3.js
index c0e17f390..1c714cdc0 100644
--- a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T3.js
+++ b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('toUTCString')) {
   $ERROR('#1: The Date.prototype.toUTCString property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "toUTCString") {
     $ERROR('#2: The Date.prototype.toUTCString has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T1.js b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T1.js
index 4350689ef..378ac27b4 100644
--- a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T1.js
+++ b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontDelete, DontEnum } attributes
 es5id: 15.9.5.42_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.toUTCString.length;
diff --git a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T3.js b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T3.js
index 8fd365de8..5f1f82768 100644
--- a/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T3.js
+++ b/test/built-ins/Date/prototype/toUTCString/S15.9.5.42_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.toUTCString.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.toUTCString.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.toUTCString) {
+for(var x in Date.prototype.toUTCString) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.toUTCString.length has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T1.js b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T1.js
index 41fe6b943..28304e073 100644
--- a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T1.js
+++ b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T1.js
@@ -7,7 +7,7 @@ es5id: 15.9.5.8_A1_T1
 description: Checking absence of ReadOnly attribute
 ---*/
 
-x = Date.prototype.valueOf;
+var x = Date.prototype.valueOf;
 if(x === 1)
   Date.prototype.valueOf = 2;
 else
diff --git a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T3.js b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T3.js
index b865982d9..ce8d695ea 100644
--- a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T3.js
+++ b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A1_T3.js
@@ -11,7 +11,7 @@ if (Date.prototype.propertyIsEnumerable('valueOf')) {
   $ERROR('#1: The Date.prototype.valueOf property has the attribute DontEnum');
 }
 
-for(x in Date.prototype) {
+for(var x in Date.prototype) {
   if(x === "valueOf") {
     $ERROR('#2: The Date.prototype.valueOf has the attribute DontEnum');
   }
diff --git a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T1.js b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T1.js
index 9a3904a49..fdd237daa 100644
--- a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T1.js
+++ b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T1.js
@@ -7,6 +7,7 @@ info: >
     DontEnum } attributes
 es5id: 15.9.5.8_A3_T1
 description: Checking ReadOnly attribute
+flags: [noStrict]
 ---*/
 
 x = Date.prototype.valueOf.length;
diff --git a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T3.js b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T3.js
index 8543a44aa..8a202aa42 100644
--- a/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T3.js
+++ b/test/built-ins/Date/prototype/valueOf/S15.9.5.8_A3_T3.js
@@ -13,7 +13,7 @@ if (Date.prototype.valueOf.propertyIsEnumerable('length')) {
   $ERROR('#1: The Date.prototype.valueOf.length property has the attribute DontEnum');
 }
 
-for(x in Date.prototype.valueOf) {
+for(var x in Date.prototype.valueOf) {
   if(x === "length") {
     $ERROR('#2: The Date.prototype.valueOf.length has the attribute DontEnum');
   }