On 11/07/11 20:43, Gilles Chanteperdrix wrote:
> On 07/07/2011 11:47 PM, Anders Blomdell wrote:
>> When compiling kernel and xenomai 2.5.6 with "gcc version 4.6.0 
>> 20110530 (Red Hat 4.6.0-9) (GCC)", programs fail with -ENOSYS in 
>> rt_task_shadow. If compiled with "gcc version 4.5.1 20100924 (Red Hat 
>> 4.5.1-4) (GCC)" everything works as expected.
> I think it is due to the modifications of syscall.h I made to implement
> pseudo-signals handling, which implementation was never finished, and
> removed in xenomai-head. Could you try xenomai-head to see if you get
> the failure? I tried backporting it, but the code evolved too much in
> both repositories, the backport needs to spend some time on it, so, I
> would like to know whether it is really needed.

Has this issue been investigated further? I may have the occasion to try
again to compile a Xenomai kernel with gcc 4.6 this week and I would
like to know where to start to debug and solve this issue.

Thank you. Cheers,

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