From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.ffmpeg.org (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTPS id 9FC264E7F1 for ; Fri, 11 Jul 2025 21:41:41 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.ffmpeg.org (Postfix) with ESMTP id 5F496690203; Sat, 12 Jul 2025 00:41:37 +0300 (EEST) Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) by ffbox0-bg.ffmpeg.org (Postfix) with ESMTPS id B2AC868F368 for ; Sat, 12 Jul 2025 00:41:30 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id EAA0C42E76 for ; Fri, 11 Jul 2025 21:41:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1752270090; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=eVvO0ettwW+YQBH1RhlS0Y8dPMO7Y6C6T5VbhBcdvic=; b=X+CI8+MkGZml8YSrWpzHD3iW69toyakiMCKT5KdbcFCccx/KpBpqJl+/KvwfdXp/i4Pt6o GBodEK3fzFpPbSa4MmUAwA7f6yUDQTI+Ol3BLc3mV5vu0K4SX101Rcglxux48hkUrjczch LnXc/efyOYVV0F8eoeh2/2LSz6AbzgjV9kyCh1zXPh5vm6odYysWJsPaqo6K7oJ2VuVen9 MmRVCW0XP/nqYWMA13WGLH7P42DZ1abPfbYSLl3o3os8hdjLNX2OjzSM8vGikd0xcMVv52 LVPFsJ1fuu46Iekh8Jrefx/SrqsgACbeY4E3VjnvhsAhFHy3iz6vjxj2T/rwQA== Date: Fri, 11 Jul 2025 23:41:28 +0200 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20250711214128.GU29660@pb2> References: <20250613083704.6858-1-jiawei@iscas.ac.cn> <20250614224942.GT5177@pb2> <7634ba8e-7e76-a11b-98f-d7d5cb61eb1@martin.st> MIME-Version: 1.0 In-Reply-To: <7634ba8e-7e76-a11b-98f-d7d5cb61eb1@martin.st> X-GND-State: clean X-GND-Score: -70 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtdefgdeggeegvdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfitefpfffkpdcuggftfghnshhusghstghrihgsvgenuceurghilhhouhhtmecufedtudenucesvcftvggtihhpihgvnhhtshculddquddttddmnegfrhhlucfvnfffucdlfedtmdenucfjughrpeffhffvuffkfhggtggujgesghdtreertddtudenucfhrhhomhepofhitghhrggvlhcupfhivgguvghrmhgrhigvrhcuoehmihgthhgrvghlsehnihgvuggvrhhmrgihvghrrdgttgeqnecuggftrfgrthhtvghrnhepudetvdfhudeuudegudefgfehhfevvdfggfffkefhvdfgvdetffdtjeekheetfeehnecukfhppeeguddrieeirdeihedrudejieenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpeeguddrieeirdeihedrudejiedphhgvlhhopehlohgtrghlhhhoshhtpdhmrghilhhfrhhomhepmhhitghhrggvlhesnhhivgguvghrmhgrhigvrhdrtggtpdhnsggprhgtphhtthhopedupdhrtghpthhtohepfhhfmhhpvghgqdguvghvvghlsehffhhmphgvghdrohhrgh X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH v5] gcc: Don't disable '-ftree-vectorize' if gcc version higher than 13. X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: multipart/mixed; boundary="===============8222144394692126664==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============8222144394692126664== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="DsFgo6r3EKBntDJW" Content-Disposition: inline --DsFgo6r3EKBntDJW Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Martin On Thu, Jul 10, 2025 at 02:35:10PM +0300, Martin Storsj=F6 wrote: > On Thu, 10 Jul 2025, Jiawei wrote: >=20 > > Hi Martin, > >=20 > > Is there any progress for this patch, should I resend it to the mailing > > list again? >=20 > When I posted the updated version of the patch, the patchwork test runners > noticed that this patch causes test failures on Loongarch. So modern > versions of GCC still do have vectorization bugs, at least on some > architectures. >=20 > I'm unsure if we should allow it everywhere, and just single out loongarch > as a case where it is known broken, or if we should only let GCC enable it > on the major architectures that we've tested. I think for architectures where there is an active maintainer, that maintainer should decide. For architectures where there is noone looking after them, its safer to leave it disabled. Otherwsie users could be having complex to debug issues to deal with and noone in ffmpeg able to replicate thx [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB He who knows, does not speak. He who speaks, does not know. -- Lao Tsu --DsFgo6r3EKBntDJW Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEKAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCaHGFBQAKCRBhHseHBAsP q3+VAJ9DsifnT1NGDBYyOEdxS0kbVvjsagCdGyGoN9JdcFdjdwg7Hk1B+WAv77Q= =wJ2m -----END PGP SIGNATURE----- --DsFgo6r3EKBntDJW-- --===============8222144394692126664== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". --===============8222144394692126664==--