system() call causes gcc-x64 profiling to crash

[Vincent Diepeveen]

Thanks Andrew,

We figured out the problem in the meantime: setting a signal at start  
of program causes that profiler gives error on system() function.



On Dec 20, 2007, at 11:28 AM, Andrew Haley wrote:

> Vincent Diepeveen writes:
>> Good morning,
>>
>> When we try to profile (-pg and with optimizations turned on)
>> at SUSE x64 gcc 4.2.2, then the software gets hung at the
>> point of calling the function system() in c++ code.
>>
>> We are using both intel as well as amd hardware it gets hung at  
>> them all.
>>
>> What is the best way for us to get around this and proceed?
>
> Produce a simple test case and then we'll be able to talk about it.
> As it stands we don't know if this is a kernel problem, libc, or gcc.
> Maybe you're just using it wrong.
>
> Andrew.
>
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