Path: csiph.com!feeder.erje.net!1.eu.feeder.erje.net!news.unit0.net!news.mixmin.net!aioe.org!bofh.it!news.nic.it!robomod From: Matthew Woodcraft Newsgroups: linux.debian.maint.python Subject: Profile-guided optimisation / link-time optimisation in Buster Date: Sun, 22 Apr 2018 22:00:02 +0200 Message-ID: X-Original-To: debian-python@lists.debian.org X-Mailbox-Line: From debian-python-request@lists.debian.org Sun Apr 22 19:58:44 2018 Old-Return-Path: X-Amavis-Spam-Status: No, score=-9.3 tagged_above=-10000 required=5.3 tests=[BAYES_00=-2, LDO_WHITELIST=-5, RCVD_IN_DNSWL_MED=-2.3] autolearn=ham autolearn_force=no X-Policyd-Weight: using cached result; rate: -6.1 X-Greylist: delayed 1590 seconds by postgrey-1.36 at bendel; Sun, 22 Apr 2018 19:58:29 UTC User-Agent: astroid/v0.11-6-gec985143 (https://github.com/astroidmail/astroid) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Mailing-List: archive/latest/15837 List-ID: List-URL: List-Archive: https://lists.debian.org/msgid-search/1524425483.otum83bz9j.astroid@golux.woodcraft.me.uk Approved: robomod@news.nic.it Lines: 25 Organization: linux.* mail to news gateway Sender: robomod@news.nic.it X-Original-Date: Sun, 22 Apr 2018 20:31:54 +0100 X-Original-Message-ID: <1524425483.otum83bz9j.astroid@golux.woodcraft.me.uk> Xref: csiph.com linux.debian.maint.python:10436 I noticed that profile-guided optimisation and link-time optimisation have both been unconditionally disabled in Buster's Python 3.6 and 3.7 packages, though 3.5 in Stretch had them both enabled (on common platforms). Can anyone tell me why this was done? I see nothing about this in debian/changelog and the indentation in debian/rules looks odd, so I'm wondering if it might even have been an unintentional change. It's these extra lines in debian/rules: with_pgo =3D with_lto =3D just before the ifeq ($(with_lto),yes) line. -M- =