At Thu, 24 Feb 2011 14:27:54 +0100,
futureignobel wrote:
>
> I've also started a thread here:
> http://answers.ros.org/question/154/minimizing-compiler-memory-pcl_ros
>
> Please answer there, if you can.
>
> W dniu 24.02.2011 14:22, futureignobel pisze:
> > Hi,
> >
> > does anybody know, how to minimize the memory needed for gcc/g++ to
> > compile a particular package? I'm trying to compile the pcl_ros
> > package on a BeagleBoard-xM, but the compiler crashes each time
> > because the cc1plus process is being killed due to low memory (BB-xM
> > has 500MB of RAM). I've read a lot about this already, but found no
> > solution. I've already been able to compile openni and flann (which
> > also caused errors).
> >
> > The only thing I'd like to try out and wasn't still able to is adding
> > a "-finline-limit 600" (the number here may differ) compiler flag, as
> > I don't know how to use the rosbuild_add_compile_flags(target flag)
> > macro in case of flags with values.
> >
> > Any help would be appreciated. I think being able to use Kinect on an
> > ARM based board would be great and the effort is well worth it. Among
> > small single board computers, ARM based boards cost 10 times less
> > than, for instance, the AscTec Atom with similar capabilities.
> >
> > Also, if anyone out there has got a PandaBoard and would like to check
> > whether what I've found out so far works with it, please let know.
> >
> > Cheers, Tom
> _______________________________________________
> PCL-users@code.ros.org / http://pointclouds.org
> https://code.ros.org/mailman/listinfo/pcl-users
You need the -O2 flag and desactivate all -O0 -ggdb or any other debug
flag. The simplest way, is to edit the CMakeLists.txt and edit the
line
set (ROS_BUILD_TYPE RelWithDebInfo) and move it to
set (ROS_BUILD_TYPE Release)
This should do the trick.
--
Nizar
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