Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 26 Feb 2023 12:26:17 +0000
From:      Alexey Dokuchaev <danfe@freebsd.org>
To:        Matthias Andree <matthias.andree@tu-dortmund.de>
Cc:        Piotr Kubaj <pkubaj@freebsd.org>, ports-committers@freebsd.org, dev-commits-ports-all@freebsd.org, dev-commits-ports-main@freebsd.org
Subject:   Re: git: c8c2d4f22536 - main - lang/python3: allow using LTO on powerpc64
Message-ID:  <Y/tP6VomDdWJGjhj@FreeBSD.org>
In-Reply-To: <98e988fa-9c8b-abee-8357-1cacd7462014@tu-dortmund.de>
References:  <202302241548.31OFmQ39049727@gitrepo.freebsd.org> <98e988fa-9c8b-abee-8357-1cacd7462014@tu-dortmund.de>

next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, Feb 26, 2023 at 01:00:19PM +0100, Matthias Andree wrote:
> Am 24.02.23 um 16:48 schrieb Piotr Kubaj:
> > commit c8c2d4f2253694802ef720f098c57800570ad2fc
> > 
> >   lang/python3: allow using LTO on powerpc64
> > 
> >   It was recently fixed and will be available in 13.2-RELEASE.
> >   Since LTO is not enabled by default, it's ok to make it available.
> 
> Careful. LTO causes EXCESSIVE memory use for the build.
> I've had to disable it for a low-memory server I operate (amd64 based,
> but that's the LTO feature itself, not the CPU).

I think most people just disable LTO because they don't have 256GB+ or
whatever amount of RAM it demands for arguably rather little gain.

Putting OPTIONS_UNSET+=LTO in your /etc/make.conf makes the ports tree
much more usable.

./danfe



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Y/tP6VomDdWJGjhj>