don't try to sample free'd objects, mark remaining null objects

MoarVM · Feb 15, 2014 · cb98712 · cb98712
1 parent 9f7631e
commit cb98712
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/moar-gdb.py b/moar-gdb.py
@@ -446,7 +446,7 @@ def address_to_page_and_bucket(addr):
 
         # now we can actually sample our objects
         for stooge, page, idx in sample_stooges:
-            if pagebuckets[page][idx] is None:
+            if pagebuckets[page][idx] != True:
                 continue
             try:
                 # XXX this really ought to get factored out
@@ -455,6 +455,7 @@ def address_to_page_and_bucket(addr):
 
                 if size == 0:
                     print "found a null object!"
+                    pagebuckets[page][idx] = None
                     continue
 
                 is_typeobj = flags & 1