drop unused variables

2012-09-19 12:27:38 +03:00
parent d53e1a9931
commit e8da72d304
2 changed files with 56 additions and 2 deletions
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -296,7 +296,8 @@ AST_Label.DEFMETHOD("unmangleable", function(){
 });

 AST_Symbol.DEFMETHOD("unreferenced", function(){
-    return this.definition().references.length == 0;
+    return this.definition().references.length == 0
+        && !(this.scope.uses_eval || this.scope.uses_with);
 });

 AST_Symbol.DEFMETHOD("undeclared", function(){