Propagate dump flags in pass_manager::register_pass

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70183
	* passes.c (pass_manager::register_pass): Propagate pflags.

	* gcc.target/i386/vzeroupper-dump-flags.c: New test.

From-SVN: r235072

gcc/ChangeLog

 2016-04-17  Tom de Vries  <tom@codesourcery.com>
 
+	PR other/70183
+	* passes.c (pass_manager::register_pass): Propagate pflags.
+
+2016-04-17  Tom de Vries  <tom@codesourcery.com>
+
 	PR other/68875
 	* pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
 	* passes.c (pass_manager::pass_manager): Declare and init p_start in

gcc/passes.c

@@ -1497,8 +1497,12 @@ pass_manager::register_pass (struct register_pass_info *pass_info)
         tdi = TDI_rtl_all;
       /* Check if dump-all flag is specified.  */
       if (dumps->get_dump_file_info (tdi)->pstate)
-        dumps->get_dump_file_info (added_pass_nodes->pass->static_pass_number)
+	{
+	  dumps->get_dump_file_info (added_pass_nodes->pass->static_pass_number)
             ->pstate = dumps->get_dump_file_info (tdi)->pstate;
+	  dumps->get_dump_file_info (added_pass_nodes->pass->static_pass_number)
+	    ->pflags = dumps->get_dump_file_info (tdi)->pflags;
+	}
       XDELETE (added_pass_nodes);
       added_pass_nodes = next_node;
     }

gcc/testsuite/ChangeLog

+2016-04-17  Tom de Vries  <tom@codesourcery.com>
+
+	PR other/70183
+	* gcc.target/i386/vzeroupper-dump-flags.c: New test.
+
 2016-04-15  Jan Hubicka  <jh@suse.cz>
 
 	PR ipa/70018

gcc/testsuite/gcc.target/i386/vzeroupper-dump-flags.c

+/* { dg-do compile } */
+/* { dg-options " -fdump-rtl-all-slim -mavx -mvzeroupper -fexpensive-optimizations" } */
+
+int
+foo (void)
+{
+  return 0;
+}
+
+/* { dg-final { scan-rtl-dump-not "\\(insn " "vzeroupper" } }  */