[OPTERON/x86_64] - can't debug while setting breakpoint

François Chenais francois@chenais.net
Fri Feb 20 09:03:00 GMT 2009

François Chenais a écrit :
> François Chenais a écrit :
>> Daniel Jacobowitz a écrit :
>>> On Thu, Feb 05, 2009 at 07:49:08PM +0100, François Chenais wrote:
>>>> I've done the test on 5 Amd opteron x86_64 hosts with Cent OS 5.2
>>>>     - The error occurs on 3/5.
>>> Check that they're all running the same kernel version, check for
>>> kernel updates.  This does not sound like a GDB problem.
>> They are running the same kernel !
>> Effectively, I don't think it's a gdb problem because the error occurs 
>> for the others debuggers.
>> I have checked the list and the versions of packages installed, the 
>> configuration, all seems identical.
>> What can make the debuggers fail while setting breakpoints ?
> The error occurs on HP 585 G2 not on G1 !:/
Something new.

I tried to build new gdb on this system but it fails during configure.
It fails in the conftest cheking division by zero.

I built the conftest and run gdb on it.
The error occurs when catching SIGFPE signal, gdb is blocked waiting!


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