var-tracking.c (variable_tracking_main_1): Don't track variables for…

var-tracking.c (variable_tracking_main_1): Don't track variables for targetm.no_register_allocation targets.

	* var-tracking.c (variable_tracking_main_1): Don't track
	variables for targetm.no_register_allocation targets.

From-SVN: r221693

gcc/ChangeLog

+2015-03-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* var-tracking.c (variable_tracking_main_1): Don't track
+	variables for targetm.no_register_allocation targets.
+
 2015-03-26  Oleg Endo  <olegendo@gcc.gnu.org>
 
 	* config/sh/t-linux (DEFAULT_ENDIAN, MULTILIB_EXCEPTIONS): Remove.

gcc/var-tracking.c

@@ -10311,7 +10311,10 @@ variable_tracking_main_1 (void)
 {
   bool success;
 
-  if (flag_var_tracking_assignments < 0)
+  if (flag_var_tracking_assignments < 0
+      /* Var-tracking right now assumes the IR doesn't contain
+	 any pseudos at this point.  */
+      || targetm.no_register_allocation)
     {
       delete_debug_insns ();
       return 0;