[lfs-support] LFS 7.2 GCC pass 1

Baho Utot baho-utot at columbus.rr.com
Wed Sep 5 05:34:41 PDT 2012


On 09/05/2012 08:17 AM, Jasmine Iwanek wrote:
> On 2012-09-05 10:43, Richard Melville wrote:
>> Thanks for the reply Steve ( and Eleanor earlier).  Picking up on
>> what Bruce said about the possibility of race conditions relating to
>> building GCC with MAKEFLAGS set to -j > 1, Im wondering if there may
>> be a race condition affecting the GCC build with GMP, MPC, and MPFR
>> building inside the GCC directory at the same time.  I have no proof
>> for this; its just a hypothesis, but I was wondering what others may
>> think.  There is *definitely* a problem where the GCC build sometimes
>> fails at the same point each time (checking for MPFR), and then
>> builds
>> OK on a random attempt.  Im not aware of the problem ever occurring
>> on
>> the final build of GCC where GMP, MPC, and MPFR are built outside the
>> GCC directory.
>>
>> Richard
> I've been bashing away at building LFS for a VERY long time, and done
> many many builds of 7.2, this problem has not hit me once, I would
> suggest you stop building GCC with MAKEFLAGS set to -j > 1, as was
> suggested.
>
> --
> Jasmine Iwanek
>

I always build all of LFS with -j4 or -j8 and it has not failed me.

Maybe those that do have a problem are all using a scripted build vs 
those that don't have a scripted build?

Suggesting that it may be only showing up in scripted builds?









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