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Date:      Wed, 12 Dec 2018 10:40:09 -0800
From:      Steve Kargl <sgk@troutmask.apl.washington.edu>
To:        Kevin Oberman <rkoberman@gmail.com>
Cc:        "ports@FreeBSD.org" <ports@freebsd.org>, Gerald Pfeifer <gerald@pfeifer.com>
Subject:   Re: Massive PORTREVSION bump for gcc8
Message-ID:  <20181212184009.GB1748@troutmask.apl.washington.edu>
In-Reply-To: <CAN6yY1tfyOieHGKhD7XRg4ip0yz4mQx0%2BDpoT_ufyjCT0P7dZw@mail.gmail.com>
References:  <CAN6yY1tfyOieHGKhD7XRg4ip0yz4mQx0%2BDpoT_ufyjCT0P7dZw@mail.gmail.com>

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On Wed, Dec 12, 2018 at 10:29:59AM -0800, Kevin Oberman wrote:
> This morning the PORTREVISION on at least hundreds of ports was bumped
> because gcc8 was declared as the "canonical" version. As a result, I will
> have about 300 ports to rebuild which will take many hours.
> Why?
> 
> If a port is built and running properly with gcc7, I see no reason to force
> the rebuild of all of the ports that are built with gcc7. This will lead to
> a delay of probably several days in getting updated packages built for
> LATEST repos and will consume hours of CPU time for everyone using
> poudriere or building from ports. This even impacts (slightly) climate
> change with the extra energy used in rebuilding all of those ports across
> the globe.
> 
> Perhaps there was a real reason this was required. I have certainly never
> seen it before for any new compiler version to either gcc or llvm.

Does adding

DEFAULT_VERSIONS+=GCC=7

to /etc/make.conf prevent the need to update 300 ports.

-- 
Steve



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