Fix strict mode errors in language/expressions

- Add missing noStrict flags when tests explicitly require non-strict semantics (e.g. unqualified delete, with statement)
- Change `throw new Exception(...)` to `$ERROR(...)` in call/*
- Replace dynamic strict mode check with noStrict flag in call/11.2.3-3_8
- Align assignment/11.13.1_A3.1 with 11.13.1_A3.2 to avoid creating implicit global variable
- Split test into multiple files when undeclared variable are under test
  - addition/S11.6.1_A2.4_T3
  - division/11.5.2_A2.4_T3
  - does-not-equals/11.9.2_A2.4_T3
  - equals/S11.9.1_A2.4_T3
  - greater-than/S11.8.2_A2.4_T3
  - greater-than-or-equal/S11.8.4_A2.4_T3
  - in/S11.8.7_A2.4_T3
  - instanceof/11.8.6_A2.4_T3
  - left-shift/S11.7.1_A2.4_T3
  - less-than/S11.8.1_A2.4_T3
  - less-than-or-equal/S11.8.3_A2.4_T3
  - modulus/S11.5.3_A2.4_T3
  - multiplication/11.5.1_A2.4_T3
  - right-shift/11.7.2_A2.4_T3
  - strict-does-not-equals/11.9.5_A2.4_T3
  - strict-equals/11.9.4_A2.4_T3
  - subtraction/11.6.2_A2.4_T3
  - unsigned-right-shift/11.7.3_A2.4_T3
- Add declaration when implicit global variable creation not part of the test
  - assignment/11.13.1_A4_T1
  - compound-assignment/S11.13.2_A3.1_T*
  - compound-assignment/S11.13.2_A3.2_T*
  - grouping/11.1.6_A3_T5
  - instanceof/S15.3.5.3_*
- Split test into multiple files when unqualified delete is used
  - delete/S11.4.1_A2.2_T1.js
  - delete/11.4.1_A3.2
  - grouping/S11.1.6_A2
  - grouping/S11.1.6_A3_T6

test/language/expressions/addition/S11.6.1_A2.4_T3.js

@@ -17,8 +17,3 @@ catch (e) {
     $ERROR('#1.2: x + (x = 1) throw ReferenceError. Actual: ' + (e));  
   }
 }
-
-//CHECK#2
-if ((y = 1) + y !== 2) {
-  $ERROR('#2: (y = 1) + y === 2. Actual: ' + ((y = 1) + y));
-}

test/language/expressions/addition/S11.6.1_A2.4_T4.js

+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: First expression is evaluated first, and then second expression
+es5id: 11.6.1_A2.4_T4
+description: Checking with undeclarated variables
+flags: [noStrict]
+---*/
+
+//CHECK#1
+if ((y = 1) + y !== 2) {
+  $ERROR('#1: (y = 1) + y === 2. Actual: ' + ((y = 1) + y));
+}

test/language/expressions/assignment/11.13.1-4-1.js

@@ -10,6 +10,7 @@ es5id: 11.13.1-4-1
 description: >
     simple assignment creates property on the global object if
     LeftHandSide is an unresolvable reference
+flags: [noStrict]
 includes:
     - runTestCase.js
     - fnGlobalObject.js

test/language/expressions/assignment/8.14.4-8-b_1.js

@@ -7,6 +7,7 @@
 /*---
 es5id: 8.14.4-8-b_1
 description: Non-writable property on a prototype written to.
+flags: [noStrict]
 includes: [runTestCase.js]
 ---*/
 

test/language/expressions/assignment/S11.13.1_A3.1.js

@@ -14,7 +14,7 @@ if (x !== 1) {
 }
 
 //CHECK#2
-y = 1;
-if (y !== 1) {
-  $ERROR('#2: y = 1; y === 1. Actual: ' + (y));
+x = 1;
+if (x !== 1) {
+  $ERROR('#2: x = 1; x === 1. Actual: ' + (x));
 }

test/language/expressions/assignment/S11.13.1_A4_T1.js

@@ -8,6 +8,7 @@ description: Syntax check
 ---*/
 
 //CHECK#1
+var x;
 x = x = 1;
 if (x !== 1) {
   $ERROR('#1: The expression x = x = 1 is the same x = (x = 1), not (x = x) = 1. Actual: ' + (x));

test/language/expressions/call/11.2.3-3_1.js

@@ -19,7 +19,7 @@ function testcase() {
     var o = { }; 
     try {
         o.bar( foo() );
-        throw new Exception("o.bar does not exist!");
+        $ERROR("o.bar does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (fooCalled===true);
     }

test/language/expressions/call/11.2.3-3_2.js

@@ -19,7 +19,7 @@ function testcase() {
     var o = { }; 
     try {
         o.bar( foo() );
-        throw new Exception("o.bar does not exist!");
+        $ERROR("o.bar does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (fooCalled===true);
     }

test/language/expressions/call/11.2.3-3_3.js

@@ -19,7 +19,7 @@ function testcase() {
     var o = { }; 
     try {
         o.bar.gar( foo() );
-        throw new Exception("o.bar does not exist!");
+        $ERROR("o.bar does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (fooCalled===false);
     }

test/language/expressions/call/11.2.3-3_4.js

@@ -21,7 +21,7 @@ function testcase() {
                                      set: function(x) {this.barSetter = true; }});
     try {
         o.bar( foo() );
-        throw new Exception("o.bar does not exist!");
+        $ERROR("o.bar does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (fooCalled===true) && (o.barGetter===true) && (o.barSetter===undefined);
     }

test/language/expressions/call/11.2.3-3_5.js

@@ -19,7 +19,7 @@ function testcase() {
     var o = { }; 
     try {
         eval("o.bar( foo() );");
-        throw new Exception("o.bar does not exist!");
+        $ERROR("o.bar does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (fooCalled===true);
     }

test/language/expressions/call/11.2.3-3_6.js

@@ -18,7 +18,7 @@ function testcase() {
                                      set: function(x) {this.barSetter = true; }});
     try {
         o.foo( o.bar );
-        throw new Exception("o.foo does not exist!");
+        $ERROR("o.foo does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (o.barGetter===true) && (o.barSetter===undefined);
     }

test/language/expressions/call/11.2.3-3_7.js

@@ -18,7 +18,7 @@ function testcase() {
                                      set: function(x) {this.barSetter = true; }});
     try {
         o.foo( o["bar"] );
-        throw new Exception("o.foo does not exist!");
+        $ERROR("o.foo does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (o.barGetter===true) && (o.barSetter===undefined);
     }

test/language/expressions/call/11.2.3-3_8.js

@@ -9,22 +9,18 @@ es5id: 11.2.3-3_8
 description: >
     Call arguments are evaluated before the check is made to see if
     the object is actually callable (global object)
+flags: [noStrict]
 includes:
     - runTestCase.js
-    - fnGlobalObject.js
 ---*/
 
 function testcase() {
-    if (this!==fnGlobalObject()) {
-        return;
-    }
-    
     var fooCalled = false;
     function foo(){ fooCalled = true; } 
     
     try {
         this.bar( foo() );
-        throw new Exception("this.bar does not exist!");
+        $ERROR("this.bar does not exist!");
     } catch(e) {
         return (e instanceof TypeError) && (fooCalled===true);
     }

test/language/expressions/call/S11.2.4_A1.4_T1.js

@@ -10,6 +10,7 @@ description: >
     ArgumentList, in order,  followed at the end by
     GetValue(AssignmentExpression), which is the last item of  the new
     list
+flags: [noStrict]
 ---*/
 
 function f_arg() {

test/language/expressions/call/S11.2.4_A1.4_T3.js

@@ -10,6 +10,7 @@ description: >
     ArgumentList, in order,  followed at the end by
     GetValue(AssignmentExpression), which is the last item of  the new
     list
+flags: [noStrict]
 ---*/
 
 function f_arg(x,y,z) {

test/language/expressions/compound-assignment/S11.13.2_A3.1_T1.js

@@ -15,6 +15,7 @@ if (x !== -1) {
 }
 
 //CHECK#2
+var y;
 y = 1;
 y *= -1;
 if (y !== -1) {

test/language/expressions/compound-assignment/S11.13.2_A3.1_T10.js

@@ -15,6 +15,7 @@ if (x !== 1) {
 }
 
 //CHECK#2
+var y;
 y = 1;
 y ^= 0;
 if (y !== 1) {

test/language/expressions/compound-assignment/S11.13.2_A3.1_T11.js

@@ -15,6 +15,7 @@ if (x !== 1) {
 }
 
 //CHECK#2
+var y;
 y = 1;
 y |= 0;
 if (y !== 1) {

test/language/expressions/compound-assignment/S11.13.2_A3.1_T2.js

@@ -15,6 +15,7 @@ if (x !== -1) {
 }
 
 //CHECK#2
+var y;
 y = 1;
 y /= -1;
 if (y !== -1) {