[arch-general] gcc -m64

[Allan McRae]

Ciprian Dorin, Craciun wrote:
> On Sat, Nov 7, 2009 at 12:04 PM, Xavier <shiningxc at gmail.com> wrote:
>> On Sat, Nov 7, 2009 at 8:14 AM, Ciprian Dorin, Craciun
>> <ciprian.craciun at gmail.com> wrote:
>>> On Sat, Nov 7, 2009 at 3:13 AM, Sven-Hendrik Haase <sh at lutzhaase.com> wrote:
>>>> Ciprian Dorin, Craciun wrote:
>>>>>    Hello all!
>>>>>
>>>>>    I have ArchLinux i686 version, but I'm trying to compile an x86_64
>>>>> kernel... And you've guessed... Not supported by the ArchLinux stock
>>>>> gcc / binutils...
>>>>>
>>>>>    I've done the "raining" dance, by trying to compile my own gcc /
>>>>> binutils, but it didn't "rain" (I mean it didn't work)... Any
>>>>> pointers?
>>>>>
>>>>>    Thanks,
>>>>>    Ciprian.
>>>>>
>>>>>    P.S.: Is there any good reason for which there isn't even a
>>>>> separate package of gcc that is able to do this? (I've read the bug
>>>>> from one year ago, but no good reason was specified...)
>>>>>    P.P.S.: I'm missing Debian...
>>>>>
>>>>>
>>>> Arch users generally prefer a clean 32bit/64bit chroot to a "dirty" system
>>>> and have therefore developed tools to make chroot creation really
>>>> convenient. You should try it too - get the devtools and try "mkarchroot".
>>>>
>>>> -- Sven-Hendrik
>>>    About the reason I've read it and somehow understood it. Also
>>> mkarchroot is quite nice (in fact the reason I'm struggling with
>>> kernel compilation is for a Vserver deployment)...
>>>
>>>    But back to the problem at hand: I cannot use a chrooted Linux,
>>> because in order to use x86_64 packages I need a x86_64 enabled kernel
>>> on my laptop (which I don't). So actually I need to cross-compile the
>>> kernel.
>>>
>>>    Now I've seen that in the default repository we have gcc for
>>> crosscompiling for arm. Why not one for x86_64?
>>>
>>>    Anyway thanks for the pointer of mkarchroot! (It would help me in
>>> deployment of virtual servers.)
>>>
>>>    Ciprian.
>>>
>> Why do you want to build the kernel ? Arch already provides it ! All
>> packages are provided in both i686 and x86_64
>>
>> http://allanmcrae.com/2009/06/using-an-x86_64-kernel-on-an-i686-userland/
> 
>     Good question. Well the reasons could be multiple:
> 
>     * first of all the real reason is that I want to compile an x86_64
> kernel for one of my servers that I want to use as VServer hosting
> target; but my laptop has ArchLinux i386, and I don't want to either
> install x86_64 ArchLinux on my laptop, or on the server itself just to
> be able to compile the kernel;
> 
>     * second cross-compiling is one of the basic operations one should
> be able to do in an development environment;
> 
>     * third I believe that the real power of OSS / FOS (and therefore
> also Linux based distributions), is that it allows you the flexibility
> to customize things to match your liking; furthermore I've switched
> from Debian (which also provided everything I needed and even more),
> to ArchLinux (which provides almost everything I need), because I've
> seen ArchLinux as a more suitable target for experimenting with Linux;
> (I hope I'm not wrong!)
> 
>     By the way: I'me preparing three custom packages:
> cross-x86_64-gcc-base, cross-x86_64-binutils, and cross-x86_64-glibc.
> Anyone interested in them? Any ideeas if someone has already done
> this?

FYI, I thought packages that dod that were already in the AUR.

Allan