--- a/layout/generic/nsBlockFrame.cpp
+++ b/layout/generic/nsBlockFrame.cpp
@@ -1727,17 +1727,20 @@ nsBlockFrame::ComputeOverflowAreas(const
     }
 
     ConsiderBlockEndEdgeOfChildren(GetWritingMode(),
                                    aBEndEdgeOfChildren, areas);
   }
 
 #ifdef NOISY_COMBINED_AREA
   ListTag(stdout);
-  printf(": ca=%d,%d,%d,%d\n", area.x, area.y, area.width, area.height);
+  const nsRect& vis = areas.VisualOverflow();
+  printf(": VisualOverflowArea CA=%d,%d,%d,%d\n", vis.x, vis.y, vis.width, vis.height);
+  const nsRect& scr = areas.ScrollableOverflow();
+  printf(": ScrollableOverflowArea CA=%d,%d,%d,%d\n", scr.x, scr.y, scr.width, scr.height);
 #endif
 
   aOverflowAreas = areas;
 }
 
 void
 nsBlockFrame::UnionChildOverflow(nsOverflowAreas& aOverflowAreas)
 {