Index: polly/trunk/lib/Support/ScopHelper.cpp
===================================================================
--- polly/trunk/lib/Support/ScopHelper.cpp
+++ polly/trunk/lib/Support/ScopHelper.cpp
@@ -123,8 +123,8 @@
     // inserted __after__ EntryBB causing the following situation:
     //
     // EnteringBB
-    //     |
-    //    / \
+    //    _|_
+    //    | |
     //    |  \-> some_other_BB_not_in_R
     //    V
     // EntryBB