Added a fix for IE returning comment nodes in * queries. I put the logic in...

Added a fix for IE returning comment nodes in * queries. I put the logic in $.merge() but added a conditional such that the speed hit only effects IE users. (Bug #1155)

src/jquery/jquery.js

@@ -1725,8 +1725,17 @@ jQuery.extend({
 	merge: function(first, second) {
 		// We have to loop this way because IE & Opera overwrite the length
 		// expando of getElementsByTagName
-		for ( var i = 0; second[i]; i++ )
-			first.push(second[i]);
+
+		// Also, we need to make sure that the correct elements are being returned
+		// (IE returns comment nodes in a '*' query)
+		if ( jQuery.browser.msie ) {
+			for ( var i = 0; second[i]; i++ )
+				if ( second[i].nodeType != 8 )
+					first.push(second[i]);
+		} else
+			for ( var i = 0; second[i]; i++ )
+				first.push(second[i]);
+
 		return first;
 	},
 

src/selector/selectorTest.js

 module("selector");
 
 test("element", function() {
-	expect(8);
+	expect(9);
 	ok( $("*").size() >= 30, "Select all" );
+	var all = $("*"), good = true;
+	for ( var i = 0; i < all.length; i++ )
+		if ( all[i].nodeType == 8 )
+			good = false;
+	ok( good, "Select all elements, no comment nodes" );
 	t( "Element Selector", "p", ["firstp","ap","sndp","en","sap","first"] );
 	t( "Element Selector", "body", ["body"] );
 	t( "Element Selector", "html", ["html"] );