Version 3.0.10...

src/scopes.cc

Index: src/scopes.cc
===================================================================
--- src/scopes.cc	(revision 6437)
+++ src/scopes.cc	(working copy)
@@ -726,6 +726,7 @@
     // Note that we must do a lookup anyway, because if we find one,
     // we must mark that variable as potentially accessed from this
     // inner scope (the property may not be in the 'with' object).
+    if (var != NULL) var->set_is_used(true);
     var = NonLocal(proxy->name(), Variable::DYNAMIC);
 
   } else {
@@ -833,8 +834,8 @@
   // visible name.
   if ((var->is_this() || var->name()->length() > 0) &&
       (var->is_accessed_from_inner_scope() ||
-       scope_calls_eval_ || inner_scope_calls_eval_ ||
-       scope_contains_with_)) {
+       scope_calls_eval_ ||
+       inner_scope_calls_eval_)) {
     var->set_is_used(true);
   }
   // Global variables do not need to be allocated.