Yes, with this patch 
<https://github.com/pynac/pynac/commit/850ee9ea292ab847731b5496e6ec3d710841ee28.patch>
 
in build/pkgs/pynac/patches/, I finally succeeded in building 9.4.beta3 
from git source using clang!

Thanks, Dima-san!

The Maxima issue is not yet solved, though...

2021年6月23日水曜日 19:06:52 UTC+9 [email protected]:

> On Wed, Jun 23, 2021 at 10:49 AM Kazuyoshi Furutaka 
> <[email protected]> wrote: 
> > 
> > 
> > 
> > 2021年6月23日水曜日 17:37:42 UTC+9 [email protected]: 
> >> 
> >> On Tue, Jun 22, 2021 at 11:57 PM Volker Braun <[email protected]> 
> wrote: 
> >> > 
> >> > I'm running Fedora 34 and 9.4.beta3 builds fine (x86_64). It did 
> compile the included gcc. 
> >> > 
> >> > 
> >> > 
> >> > 
> >> > On Tuesday, June 22, 2021 at 11:50:00 PM UTC+2 [email protected] 
> wrote: 
> >> >> 
> >> >> 
> >> >> 
> >> >> On Tue, 22 Jun 2021, 22:16 Kazuyoshi Furutaka, <
> [email protected]> wrote: 
> >> >>> 
> >> >>> On the other hand, build of gcc-10.3 failed. Then, what to do? 
> >> >> 
> >> >> 
> >> >> use another compiler. 
> >> >> e.g. you can use clang 
> >> >> 
> >> >> dnf install clang 
> >> >> 
> >> >> then run Sages configure as follows 
> >> >> 
> >> >> CC=clang CXX=clang++ ./configure 
> >> >> 
> >> >> and then 
> >> >> 
> >> >> make 
> >> >> 
> >> >> 
> >> >> This configuration is not tested much on Linux, but on macOS this is 
> the compiler used in our builds. 
> >> 
> >> such a configuration is able to build Sage on Fedora 32, and only one 
> >> doctest fails. 
> >> It uses clang 10.0.1. 
> >> 
> > 
> > I did the same on Fedora 34 (x86_64). 
> > It did not finish because there were too many errors in building 
> pynac-0.7.27.p8... 
> you most probably need https://github.com/pynac/pynac/pull/375 
>
> diff --git a/ginac/numeric.h b/ginac/numeric.h 
> index d620660..50b2b3d 100644 
> --- a/ginac/numeric.h 
> +++ b/ginac/numeric.h 
> @@ -51,6 +51,7 @@ 
> #include "ex.h" 
>
> #include <gmp.h> 
> +#include <limits> 
> #include <stdexcept> 
> #include <vector> 
> #include <iostream> 
>
> which should be in Sage soon. 
>
>
> > (log attached) 
> > 
> > Kazuyoshi 
> > 
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>  
>
>

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