gcse.c (execute_rtl_cprop, [...]): Do not add the DF_NOTE problem.

	* gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
	Do not add the DF_NOTE problem.
	* store-motion.c (execute_rtl_store_motion): Likewise.

From-SVN: r155690

gcc/ChangeLog

+2009-01-07  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
+	Do not add the DF_NOTE problem.
+	* store-motion.c (execute_rtl_store_motion): Likewise.
+
 2010-01-07  Martin Jambor  <mjambor@suse.cz>
 
 	PR tree-optimization/42157

gcc/gcse.c

@@ -5078,7 +5078,6 @@ static unsigned int
 execute_rtl_cprop (void)
 {
   delete_unreachable_blocks ();
-  df_note_add_problem ();
   df_set_flags (DF_LR_RUN_DCE);
   df_analyze ();
   flag_rerun_cse_after_global_opts |= one_cprop_pass ();
@@ -5098,7 +5097,6 @@ static unsigned int
 execute_rtl_pre (void)
 {
   delete_unreachable_blocks ();
-  df_note_add_problem ();
   df_analyze ();
   flag_rerun_cse_after_global_opts |= one_pre_gcse_pass ();
   return 0;
@@ -5120,7 +5118,6 @@ static unsigned int
 execute_rtl_hoist (void)
 {
   delete_unreachable_blocks ();
-  df_note_add_problem ();
   df_analyze ();
   flag_rerun_cse_after_global_opts |= one_code_hoisting_pass ();
   return 0;

gcc/store-motion.c

@@ -1237,7 +1237,6 @@ static unsigned int
 execute_rtl_store_motion (void)
 {
   delete_unreachable_blocks ();
-  df_note_add_problem ();
   df_analyze ();
   flag_rerun_cse_after_global_opts |= one_store_motion_pass ();
   return 0;