Daily bump.

[pf3gnuchains/gcc-fork.git] / gcc / tree-predcom.c

diff --git a/gcc/tree-predcom.c b/gcc/tree-predcom.c
index e26149f..b6ccfd7 100644 (file)
--- a/gcc/tree-predcom.c
+++ b/gcc/tree-predcom.c
@@ -877,7 +877,12 @@ filter_suitable_components (struct loop *loop, struct component *comps)
        comp = &act->next;
       else
        {
+         dref ref;
+         unsigned i;
+
          *comp = act->next;
+         for (i = 0; VEC_iterate (dref, act->refs, i, ref); i++)
+           free (ref);
          release_component (act);
        }
     }
@@ -920,7 +925,10 @@ add_ref_to_chain (chain_p chain, dref ref)
   gcc_assert (double_int_scmp (root->offset, ref->offset) <= 0);
   dist = double_int_add (ref->offset, double_int_neg (root->offset));
   if (double_int_ucmp (uhwi_to_double_int (MAX_DISTANCE), dist) <= 0)
-    return;
+    {
+      free (ref);
+      return;
+    }
   gcc_assert (double_int_fits_in_uhwi_p (dist));
 
   VEC_safe_push (dref, heap, chain->refs, ref);
@@ -2650,9 +2658,10 @@ tree_predictive_commoning (void)
 
   initialize_original_copy_tables ();
   FOR_EACH_LOOP (li, loop, LI_ONLY_INNERMOST)
-    {
-      unrolled |= tree_predictive_commoning_loop (loop);
-    }
+    if (optimize_loop_for_speed_p (loop))
+      {
+       unrolled |= tree_predictive_commoning_loop (loop);
+      }
 
   if (unrolled)
     {