Re: Please reschedule regina-normal/arm build
Martin Guy a écrit :
> 2008/1/4, Aurelien Jarno <aurel32@debian.org>:
>> Aurelien Jarno a écrit :
>>> Ben Burton a écrit :
>>>> Thanks for rescheduling another regina-normal/arm build. Unfortunately
>>>> it looks as though it crashed at the same point in the test suite as
>>>> last time.
>>>>
>>>> I did try to reproduce this problem myself -- Martin Guy was good enough
>>>> to give me access to a box of his with enough oomph to actually build
>>>> the package (which leisner.d.o does not have). When I built regina-normal
>>>> on his machine the test suite ran perfectly.
>
> Hi Ben
>
> Ah, but my box is armel, while leisner is the original ARM port.
> We have another instance of a program segfaulting on old-arm and
> working on armel, which is believed to be a bug in gcc-4.2's
> implementation of alloca().
> For that. even old-arm chroot running under EABI kernel works fine -
> the bug would only exhibit itself with old-ABI rootfs on old-ABI
> kernel.
> See http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=458745 and the
> following comments for details - may be a case of the same thing.
I am able tro reproduce the problem here on an arm box (old-ABI).
However I have some problems to debug it: changing the optimisation
level or adding some debug code changes the location of the segfault.
That's why I won't be surprised if it is another instance of the
alloca() bug.
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
`. `' aurel32@debian.org | aurelien@aurel32.net
`- people.debian.org/~aurel32 | www.aurel32.net
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