re PR debug/54693 (VTA guality issues with loops)

PR debug/54693
* loop-unroll.c (loop_exit_at_end_p): Skip debug insns.

From-SVN: r192958

gcc/ChangeLog

 2012-10-29  Alexandre Oliva <aoliva@redhat.com>
 
 	PR debug/54693
+	* loop-unroll.c (loop_exit_at_end_p): Skip debug insns.
+
+2012-10-29  Alexandre Oliva <aoliva@redhat.com>
+
+	PR debug/54693
 	* config/i386/i386.c (add_parameter_dependencies): Stop
 	backward scan at the insn before the incoming head.
 	(ix86_dependencies_evaluation_hook): Skip debug insns.  Stop

gcc/loop-unroll.c

@@ -215,7 +215,7 @@ loop_exit_at_end_p (struct loop *loop)
   /* Check that the latch is empty.  */
   FOR_BB_INSNS (loop->latch, insn)
     {
-      if (INSN_P (insn))
+      if (NONDEBUG_INSN_P (insn))
 	return false;
     }