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From: Marius Bakke <mbakke@fastmail.com>
To: Mark H Weaver <mhw@netris.org>, Ricardo Wurmus <rekado@elephly.net>
Cc: guix-devel@gnu.org
Subject: Re: Clang c++ include path
Date: Mon, 28 Oct 2019 23:48:58 +0100	[thread overview]
Message-ID: <87imo8trj9.fsf@devup.no> (raw)
In-Reply-To: <87a79kfrpp.fsf@netris.org>

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Mark H Weaver <mhw@netris.org> writes:

> Hi Ricardo and Mathieu,
>
> Ricardo Wurmus <rekado@elephly.net> writes:
>
>>> When running clang on a c++ program, it cannot find c++ std libraries.
>>> That's because, those libraries path are hardcoded inside g++ compiler
>>> and clang cannot find them.
>>
>> Does this patch help?
>
> I'd like to request that fixes to LLVM/Clang be done on another branch
> for now, or at least that the fixed versions are given a different
> variable name.  The reason is that IceCat depends on Rust which depends
> on Clang, and there is a chain of *18* Rust compilers that must be built
> before IceCat can be built.  On my system, compiling all of those Rust
> compilers requires approximately *90 hours* of continuous compiling.
>
> For the sake of Guix users like myself who do not want to trust the
> build farm, it would be good for it to remain reasonably viable to build
> everything locally.

I agree.  The CI system also spends days bootstrapping the Rust compiler
chain.  Any user who tries to install IceCat during that time will have
a terrible experience.

I've been keeping "libgit2" updates in 'staging' for that reason, even
though it is below the ~300 rebuild limit.

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  reply	other threads:[~2019-10-28 23:04 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-28  8:30 Clang c++ include path Mathieu Othacehe
2019-10-28 17:58 ` Ricardo Wurmus
2019-10-28 22:08   ` Mark H Weaver
2019-10-28 22:48     ` Marius Bakke [this message]
2019-11-03 14:30     ` Ludovic Courtès
2019-11-07 16:29     ` Danny Milosavljevic
2019-11-07 17:34       ` Danny Milosavljevic
2019-11-07 18:43       ` Carl Dong
2019-11-07 19:52       ` Mark H Weaver
2019-10-29 15:37   ` Mathieu Othacehe
2019-11-11 15:12   ` David Truby
2019-11-11 17:17     ` Mathieu Othacehe
2019-11-13 16:59     ` David Truby
  -- strict thread matches above, loose matches on Subject: below --
2019-11-07  3:17 Protonmail Bridge
2019-10-28  8:19 Mathieu Othacehe

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