[PATCH] Fix PR78076

[Richard Biener]

Committed as obvious.

Richard.

2016-10-24  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/78076
        * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
        also on the loop tree root.

Index: gcc/tree-ssa-loop-split.c
===================================================================
--- gcc/tree-ssa-loop-split.c   (revision 241466)
+++ gcc/tree-ssa-loop-split.c   (working copy)
@@ -592,7 +592,7 @@ tree_ssa_split_loops (void)
   bool changed = false;
 
   gcc_assert (scev_initialized_p ());
-  FOR_EACH_LOOP (loop, 0)
+  FOR_EACH_LOOP (loop, LI_INCLUDE_ROOT)
     loop->aux = NULL;
 
   /* Go through all loops starting from innermost.  */
@@ -631,7 +631,7 @@ tree_ssa_split_loops (void)
        }
     }
 
-  FOR_EACH_LOOP (loop, 0)
+  FOR_EACH_LOOP (loop, LI_INCLUDE_ROOT)
     loop->aux = NULL;
 
   if (changed)