[ros-users] roscpp and valgrind's helgrind

[Blaise Gassend]

Never mind the "does ubuntu have a helgrind package question".


On Wed, Oct 13, 2010 at 9:06 AM, Blaise Gassend <blaise at willowgarage.com> wrote:
> I'm sure it would be much easier to answer your question if you
> provided the helgrind output. (Does helgrind have an ubuntu package?)
>
> 2010/10/13 Stéphane Magnenat <stephane.magnenat at mavt.ethz.ch>:
>> Hello,
>>
>> Running any ros program under valgrind's helgrind [1] results in a lot
>> of detected threading errors. For instance, just running
>> add_two_ints_server from roscpp_tutorials:
>>        valgrind --tool=helgrind ./add_two_ints_server
>> ...leads to many errors from helgrind, mostly related to debug output
>> and callback management.
>>
>> Are you aware of this? Is it helgrind that is not able to understand
>> correctly what ROS is doing, or are there some nasty threading problems
>> which have remained hidden until now?
>>
>> Thank you, kind regards,
>>
>> Stéphane
>>
>> [1] http://valgrind.org/docs/manual/hg-manual.html
>>
>> --
>> Dr Stéphane Magnenat
>> http://stephane.magnenat.net
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>