* config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.

[pf3gnuchains/gcc-fork.git] / gcc / tree-ssa-loop-ivopts.c

diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c
index 15a2dd7..10c9352 100644 (file)
--- a/gcc/tree-ssa-loop-ivopts.c
+++ b/gcc/tree-ssa-loop-ivopts.c
@@ -4048,7 +4048,11 @@ get_computation_cost_at (struct ivopts_data *data,
       return infinite_cost;
     }
 
-  if (address_p)
+  if (address_p
+      || (use->iv->base_object
+         && cand->iv->base_object
+         && POINTER_TYPE_P (TREE_TYPE (use->iv->base_object))
+         && POINTER_TYPE_P (TREE_TYPE (cand->iv->base_object))))
     {
       /* Do not try to express address of an object with computation based
         on address of a different object.  This may cause problems in rtl