ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as well.

2013-04-12  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as
	well.

From-SVN: r197839

gcc/ChangeLog

+2013-04-12  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as
+	well.
+
 2013-04-11   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 
 	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Allow NEG

gcc/ifcvt.c

@@ -964,6 +964,8 @@ end_ifcvt_sequence (struct noce_if_info *if_info)
 
   set_used_flags (if_info->x);
   set_used_flags (if_info->cond);
+  set_used_flags (if_info->a);
+  set_used_flags (if_info->b);
   unshare_all_rtl_in_chain (seq);
   end_sequence ();