From: Jakub Jelinek <jakub@redhat.com>
To: "Martin Liška" <mliska@suse.cz>
Cc: Richard Biener <richard.guenther@gmail.com>,
Marc Glisse <marc.glisse@inria.fr>,
"H.J. Lu" <hjl.tools@gmail.com>,
David Malcolm <dmalcolm@redhat.com>,
GCC Patches <gcc-patches@gcc.gnu.org>,
dominik.infuehr@theobroma-systems.com,
Jan Hubicka <hubicka@ucw.cz>,
Martin Jambor <mjambor@suse.cz>
Subject: Re: [PATCH] Handle new operators with no arguments in DCE.
Date: Wed, 07 Aug 2019 11:51:00 -0000 [thread overview]
Message-ID: <20190807105104.GE2726@tucnak> (raw)
In-Reply-To: <c098f4bb-c98f-c0d9-dbac-2b8e681f8100@suse.cz>
On Wed, Aug 07, 2019 at 12:44:28PM +0200, Martin Liška wrote:
> On 8/7/19 11:51 AM, Richard Biener wrote:
> > I think the simplest way to achieve this is to not copy, aka clear,
> > DECL_IS_OPERATOR_* when cloning and removing arguments
> > (cloning for a constant align argument should be OK for example, as is
> > for a constant address). Or simply always when cloning.
>
> Ok, then I'm suggesting following tested patch.
>
> Patch can bootstrap on x86_64-linux-gnu and survives regression tests.
What about LAMBDA_FUNCTION, doesn't cloning which changes arguments in any
way invalidate that too, i.e. shouldn't it be just
FUNCTION_DECL_DECL_TYPE (new_node->decl) = NONE;
instead? On the other side, if the cloning doesn't change arguments in any
way, do we still want to clear those flags?
Jakub
next prev parent reply other threads:[~2019-08-07 10:51 UTC|newest]
Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-21 11:35 [RFC][PATCH] Extend DCE to remove unnecessary new/delete-pairs Dominik Inführ
2017-11-21 17:13 ` Jeff Law
2017-11-21 17:36 ` Dominik Inführ
2017-11-21 17:45 ` Jeff Law
2017-11-22 10:40 ` Martin Jambor
2017-11-22 18:03 ` Jeff Law
2017-11-22 9:33 ` Richard Biener
2017-11-22 10:41 ` Jakub Jelinek
2017-11-27 9:57 ` Dominik Inführ
2017-11-27 10:48 ` Jakub Jelinek
2017-11-27 17:04 ` Jeff Law
2017-11-28 11:55 ` Richard Biener
2017-11-28 14:48 ` Jakub Jelinek
2017-11-29 8:13 ` Martin Sebor
2017-11-29 9:33 ` Jakub Jelinek
2017-11-29 16:29 ` Martin Sebor
2017-11-29 16:53 ` David Malcolm
2017-11-29 17:01 ` Andrew Pinski
2018-05-13 17:19 ` Marc Glisse
2019-07-02 11:49 ` [PATCH 1/2] Come up with function_decl_type and use it in tree_function_decl Martin Liška
2019-07-02 11:50 ` [PATCH 2/2] Extend DCE to remove unnecessary new/delete-pairs (PR c++/23383) Martin Liška
2019-08-02 21:34 ` H.J. Lu
2019-08-05 6:44 ` [PATCH] Handle new operators with no arguments in DCE Martin Liška
2019-08-05 7:08 ` Marc Glisse
2019-08-05 9:53 ` Martin Liška
2019-08-05 11:57 ` Marc Glisse
2019-08-05 12:52 ` Martin Liška
2019-08-05 13:46 ` Marc Glisse
2019-08-06 14:07 ` Martin Liška
2019-08-06 15:35 ` [PATCH] Detect not-cloned new/delete operators " Martin Liška
2019-08-06 15:59 ` Marc Glisse
2019-08-07 9:31 ` Martin Liška
2019-08-07 10:15 ` Richard Biener
2019-08-06 17:30 ` Martin Jambor
2019-08-07 8:56 ` Martin Liška
2019-08-07 9:54 ` [PATCH] Handle new operators with no arguments " Richard Biener
2019-08-07 11:36 ` Martin Liška
2019-08-07 11:51 ` Jakub Jelinek [this message]
2019-08-07 12:06 ` Martin Liška
2019-08-07 14:35 ` Richard Biener
2019-08-08 9:01 ` Martin Liška
2019-08-15 11:06 ` Martin Liška
2019-08-15 11:35 ` Richard Biener
2019-08-05 12:13 ` Richard Biener
2019-07-02 16:02 ` [PATCH 1/2] Come up with function_decl_type and use it in tree_function_decl Martin Sebor
2019-07-02 17:15 ` Marc Glisse
2019-07-03 15:03 ` Martin Liška
2019-07-03 16:44 ` Richard Biener
2019-07-04 22:21 ` Marc Glisse
2019-07-08 13:02 ` Martin Liška
2019-07-08 22:00 ` Jason Merrill
2019-07-09 2:28 ` Marc Glisse
2019-07-09 7:52 ` Marc Glisse
2019-07-09 8:49 ` Martin Liška
2019-07-09 10:22 ` Marc Glisse
2019-07-09 21:02 ` Jason Merrill
2019-07-11 6:48 ` Martin Liška
2019-07-22 14:00 ` Martin Liška
2019-07-24 19:05 ` Jeff Law
2019-07-25 10:24 ` Richard Biener
2019-07-25 2:17 ` Marc Glisse
2019-07-25 8:34 ` Martin Liška
2019-07-25 12:21 ` Marc Glisse
2019-07-25 13:50 ` Martin Liška
2019-07-25 15:41 ` Martin Liška
2019-07-28 21:50 ` [PATCH] Remove also 2nd argument for unused delete operator (PR tree-optimization/91270) Martin Liška
2019-07-29 10:03 ` Richard Biener
2019-07-29 10:54 ` Martin Liška
2019-07-29 14:40 ` Richard Biener
2019-07-30 7:48 ` Martin Liška
2019-07-30 8:09 ` Martin Liška
2019-07-30 8:42 ` Richard Biener
2019-07-30 10:20 ` Martin Liška
2019-07-30 10:28 ` Richard Biener
2019-07-30 12:08 ` Marc Glisse
2019-07-30 12:12 ` Martin Liška
2019-07-30 13:14 ` Marc Glisse
2019-07-30 13:41 ` Martin Liška
2019-07-30 14:37 ` Marc Glisse
2019-07-31 8:42 ` [PATCH] Mark necessary 2nd and later args for delete op Martin Liška
2019-07-31 10:24 ` Richard Biener
2019-07-31 10:00 ` [PATCH] Remove also 2nd argument for unused delete operator (PR tree-optimization/91270) Richard Biener
2019-07-29 9:59 ` [PATCH 1/2] Come up with function_decl_type and use it in tree_function_decl Richard Biener
2017-11-29 18:05 ` [RFC][PATCH] Extend DCE to remove unnecessary new/delete-pairs Richard Biener
2017-12-04 12:20 ` Trevor Saunders
2017-12-01 1:24 ` Jeff Law
2017-12-01 1:23 ` Jeff Law
2017-11-22 13:03 ` Nathan Sidwell
2017-11-22 14:18 ` Richard Biener
2017-11-22 14:45 ` Nathan Sidwell
2017-11-22 21:45 ` Marc Glisse
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