[Nix-dev] gcc for MacOS X

[Ludovic Courtès]

Hi Konrad,

Konrad Hinsen <konrad.hinsen at fastmail.net> skribis:

> --On 17 avril 2012 14:25:18 +0200 Ludovic Courtès
> <ludovic.courtes at inria.fr> wrote:
>
>> It turns out that getting GCC 4.6 to build on Darwin wasn’t so
>> difficult.  The patch below fixes that, by adding lipo(1) to stdenv.
>> However, since it modifies stdenv, it entails a full rebuild.
>>
>> Would it be a problem for you?  What do others think?
>
> I don't mind any rebuild, as long as the result works. It's done only
> once, after all.

Good.  :-)

> Which builder.sh is the patch for? Is it
> pkgs/development/compilers/gcc/4.6/builder.sh?

No, stdenv.

>> Besides, having a working GCC on MacOS X raises the question of whether
>> its stdenv should be use it in lieu of Apple’s GCC 4.2 (which is old,
>> buggy, and no longer maintained.)  I’m inclined to stick to Apple’s
>> GCC for now, because it’s good for portability testing.  But we could
>> still switch in the future.
>
> I'd argue for gcc 4.6, for compatibility with the rest of the world. I
> expect to use Nixpkgs like I use MacPorts now: for building standard
> Unix stuff. For programs written explicitly for the Mac, I usually
> install prebuilt binaries like most users do, again for compatibility
> with what most users do.

OK.  The use case I had in mind was continuous integration with Hydra on
MacOS: in that case one often typically wants something that closely
resembles a “normal” MacOS X.

Thanks,
Ludo’.