re PR middle-end/25933 (memory leaks)

2006-01-31  Uttam Pawar  <uttamp@us.ibm.com>

        PR middle-end/25933
        * loop-unroll.c (unroll_loop_runtime_iterations): Free
        dom_bbs pointer.
        * tree-ssa-live.c (type_var_init): Allocate bitmap after
        call to tpa_init.

From-SVN: r110449

gcc/ChangeLog

+2006-01-31  Uttam Pawar  <uttamp@us.ibm.com>
+
+	PR middle-end/25933
+	* loop-unroll.c (unroll_loop_runtime_iterations): Free
+	dom_bbs pointer.
+	* tree-ssa-live.c (type_var_init): Allocate bitmap after
+	call to tpa_init.
+
 2006-01-31  Marcin Dalecki  <martin@dalecki.de>
 
 	* tree-vrp.c: Use XNEW/XCNEW allocation wrappers.

gcc/loop-unroll.c

@@ -1167,6 +1167,9 @@ unroll_loop_runtime_iterations (struct loops *loops, struct loop *loop)
 	     ";; Unrolled loop %d times, counting # of iterations "
 	     "in runtime, %i insns\n",
 	     max_unroll, num_loop_insns (loop));
+
+  if (dom_bbs)
+    free (dom_bbs);
 }
 
 /* Decide whether to simply peel LOOP and how much.  */

gcc/tree-ssa-live.c

@@ -1078,13 +1078,13 @@ type_var_init (var_map map)
   tree t;
   sbitmap seen;
 
-  seen = sbitmap_alloc (num_partitions);
-  sbitmap_zero (seen);
-
   tv = tpa_init (map);
   if (!tv)
     return NULL;
 
+  seen = sbitmap_alloc (num_partitions);
+  sbitmap_zero (seen);
+
   for (x = num_partitions - 1; x >= 0; x--)
     {
       t = partition_to_var (map, x);