cfganal.c (control_dependences::~control_dependences): Properly free all of the vector.

2013-09-06  Richard Biener <rguenther@suse.de>

	* cfganal.c (control_dependences::~control_dependences):
	Properly free all of the vector.

From-SVN: r202320

gcc/ChangeLog

+2013-09-06  Richard Biener <rguenther@suse.de>
+
+	* cfganal.c (control_dependences::~control_dependences):
+	Properly free all of the vector.
+
 2013-09-06  Kirill Yukhin  <kirill.yukhin@intel.com>
 
 	PR target/58269

gcc/cfganal.c

@@ -431,7 +431,7 @@ control_dependences::control_dependences (struct edge_list *edges)
 
 control_dependences::~control_dependences ()
 {
-  for (int i = 0; i < last_basic_block; ++i)
+  for (unsigned i = 0; i < control_dependence_map.length (); ++i)
     BITMAP_FREE (control_dependence_map[i]);
   control_dependence_map.release ();
   free_edge_list (el);