From: "Marc-André Lureau" <marcandre.lureau@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Hanna Reitz" <hreitz@redhat.com>,
"Christian Schoenebeck" <qemu_oss@crudebyte.com>,
"Fam Zheng" <fam@euphon.net>, "Song Gao" <gaosong@loongson.cn>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Pierrick Bouvier" <pierrick.bouvier@linaro.org>,
"Mahmoud Mandour" <ma.mandourr@gmail.com>,
qemu-block@nongnu.org, "Laurent Vivier" <laurent@vivier.eu>,
"Philippe Mathieu-Daudé" <philmd@linaro.org>,
"Vladimir Sementsov-Ogievskiy" <vsementsov@yandex-team.ru>,
"Greg Kurz" <groug@kaod.org>,
"Eugenio Pérez" <eperezma@redhat.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"Bin Meng" <bmeng.cn@gmail.com>,
"Fabiano Rosas" <farosas@suse.de>,
"Eric Blake" <eblake@redhat.com>,
"Hyman Huang" <yong.huang@smartx.com>,
"Kevin Wolf" <kwolf@redhat.com>,
"Stefano Garzarella" <sgarzare@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Alexandre Iooss" <erdnaxe@crans.org>,
"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
"John Snow" <jsnow@redhat.com>,
"Eduardo Habkost" <eduardo@habkost.net>,
"Jesper Devantier" <foss@defmacro.it>,
"Peter Xu" <peterx@redhat.com>,
"Stefan Hajnoczi" <stefanha@redhat.com>,
"Klaus Jensen" <its@irrelevant.dk>,
"Keith Busch" <kbusch@kernel.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
"Yuval Shaia" <yuval.shaia.ml@gmail.com>,
"Bin Meng" <bin.meng@windriver.com>
Subject: Re: [PATCH v3 00/22] -Werror=maybe-uninitialized fixes
Date: Tue, 1 Oct 2024 17:27:35 +0400 [thread overview]
Message-ID: <CAMxuvazmjoWNedfh2a=g2NcdQSRjKY2WNcVYkHPfYKpc_1uY7A@mail.gmail.com> (raw)
In-Reply-To: <20240930081458.1926382-1-marcandre.lureau@redhat.com>
Hi
On Mon, Sep 30, 2024 at 12:15 PM <marcandre.lureau@redhat.com> wrote:
>
> From: Marc-André Lureau <marcandre.lureau@redhat.com>
>
> Hi,
>
> Depending on -Doptimization=<value>, GCC (14.2.1 here) produces different
> maybe-uninitialized warnings:
> - g: produces -Werror=maybe-uninitialized errors
> - 0: clean build
> - 1: produces -Werror=maybe-uninitialized errors
> - 2: clean build
> - 3: produces few -Werror=maybe-uninitialized errors
> - s: produces -Werror=maybe-uninitialized errors
>
> Most are false-positive, because prior LOCK_GUARD should guarantee an
> initialization path. Few of them are a bit trickier. Finally, I found
> a potential related memory leak.
>
> Patches missing r-b: 6, 10-11, 15-21
Patches missing review: 16, 20, 21.
"target/loongarch: fix -Werror=maybe-uninitialized false-positive"
"block: fix -Werror=maybe-uninitialized false-positive"
"qom/object: fix -Werror=maybe-uninitialized"
thanks!
prev parent reply other threads:[~2024-10-01 14:07 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-30 8:14 [PATCH v3 00/22] -Werror=maybe-uninitialized fixes marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 01/22] util/coroutine: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 02/22] util/timer: " marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 03/22] hw/qxl: fix -Werror=maybe-uninitialized false-positives marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 04/22] nbd: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 05/22] block/mirror: " marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 06/22] " marcandre.lureau
2024-09-30 8:50 ` Vladimir Sementsov-Ogievskiy
2024-09-30 8:14 ` [PATCH v3 07/22] block/stream: fix -Werror=maybe-uninitialized false-positives marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 08/22] hw/ahci: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 09/22] hw/vhost-scsi: fix -Werror=maybe-uninitialized marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 10/22] hw/sdhci: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-09-30 12:59 ` Alex Bennée
2024-09-30 8:14 ` [PATCH v3 11/22] block/block-copy: " marcandre.lureau
2024-09-30 8:51 ` Vladimir Sementsov-Ogievskiy
2024-09-30 8:14 ` [PATCH v3 12/22] migration: fix -Werror=maybe-uninitialized false-positives marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 13/22] hw/virtio-blk: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 14/22] migration: " marcandre.lureau
2024-09-30 8:14 ` [PATCH v3 15/22] linux-user/hppa: " marcandre.lureau
2024-09-30 12:18 ` Laurent Vivier
2024-09-30 13:26 ` Marc-André Lureau
2024-10-01 9:20 ` Laurent Vivier
2024-09-30 8:14 ` [PATCH v3 16/22] target/loongarch: " marcandre.lureau
2024-10-01 13:31 ` Vladimir Sementsov-Ogievskiy
2024-09-30 8:14 ` [PATCH v3 17/22] tests: " marcandre.lureau
2024-09-30 8:53 ` Vladimir Sementsov-Ogievskiy
2024-09-30 8:14 ` [PATCH v3 18/22] hw/virtio: fix -Werror=maybe-uninitialized marcandre.lureau
2024-09-30 8:28 ` Stefano Garzarella
2024-09-30 8:14 ` [PATCH v3 19/22] RFC: hw/virtio: a potential leak fix marcandre.lureau
2024-09-30 11:02 ` Eugenio Perez Martin
2024-09-30 11:04 ` Eugenio Perez Martin
2024-09-30 11:29 ` Marc-André Lureau
2024-09-30 8:14 ` [PATCH v3 20/22] block: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-10-01 13:34 ` Vladimir Sementsov-Ogievskiy
2024-10-02 8:32 ` Kevin Wolf
2024-09-30 8:14 ` [PATCH v3 21/22] qom/object: fix -Werror=maybe-uninitialized marcandre.lureau
2024-10-01 14:04 ` Vladimir Sementsov-Ogievskiy
2024-10-01 15:22 ` Marc-André Lureau
2024-10-02 7:00 ` Vladimir Sementsov-Ogievskiy
2024-10-02 6:21 ` Markus Armbruster
2024-10-02 7:00 ` Marc-André Lureau
2024-10-02 7:08 ` Markus Armbruster
2024-09-30 8:14 ` [PATCH v3 22/22] fsdep/9p: fix -Werror=maybe-uninitialized false-positive marcandre.lureau
2024-09-30 9:26 ` Christian Schoenebeck via
2024-09-30 9:35 ` Marc-André Lureau
2024-10-01 13:27 ` Marc-André Lureau [this message]
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