passes.c (execute_todo): Don't call do_per_function if flags are zero.

	* passes.c (execute_todo): Don't call do_per_function if
	flags are zero.
	(execute_one_ipa_transform_pass, execute_one_pass): Don't call
	execute_function_dump if dump_file is NULL.

From-SVN: r204751

gcc/ChangeLog

+2013-11-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* passes.c (execute_todo): Don't call do_per_function if
+	flags are zero.
+	(execute_one_ipa_transform_pass, execute_one_pass): Don't call
+	execute_function_dump if dump_file is NULL.
+
 2013-11-13  Martin Jambor  <mjambor@suse.cz>
 
 	* cgraph.c (cgraph_get_create_node): Do what

gcc/passes.c

@@ -1875,7 +1875,8 @@ execute_todo (unsigned int flags)
 
   statistics_fini_pass ();
 
-  do_per_function (execute_function_todo, (void *)(size_t) flags);
+  if (flags)
+    do_per_function (execute_function_todo, (void *)(size_t) flags);
 
   /* Always remove functions just as before inlining: IPA passes might be
      interested to see bodies of extern inline functions that are not inlined
@@ -2065,7 +2066,8 @@ execute_one_ipa_transform_pass (struct cgraph_node *node,
   if (profile_report && cfun && (cfun->curr_properties & PROP_cfg))
     check_profile_consistency (pass->static_pass_number, 1, true);
 
-  do_per_function (execute_function_dump, NULL);
+  if (dump_file)
+    do_per_function (execute_function_dump, NULL);
   pass_fini_dump_file (pass);
 
   current_pass = NULL;
@@ -2231,7 +2233,8 @@ execute_one_pass (struct opt_pass *pass)
     check_profile_consistency (pass->static_pass_number, 1, true);
 
   verify_interpass_invariants ();
-  do_per_function (execute_function_dump, NULL);
+  if (dump_file)
+    do_per_function (execute_function_dump, NULL);
   if (pass->type == IPA_PASS)
     {
       struct cgraph_node *node;