On Wed, Jan 19, 2011 at 05:24:38PM +0100, Loïc Minier wrote:
>  actually, I thought ltrace was still a toolchain WG topic, but it had
>  been moved to developer platform:
>  https://wiki.linaro.org/Releases/1105/TechnicalTopics#Developer%20Platform
>  https://blueprints.launchpad.net/ubuntu/+spec/other-linaro-n-profiling-tools

>  oddly, ltrace was apparently verified to work

Work was done on ltrace last cycle to *get* it working; this cycle it's on
the DevPlat agenda to verify it *stays* working.  :-) If there are further
fixes/enhancements planned for ltrace this cycle by the toolchain WG, please
coordinate those with Avik Sil (Cc:ed) who is shepherding these packages for
us.

Thanks,
-- 
Steve Langasek                   Give me a lever long enough and a Free OS
Debian Developer                   to set it on, and I can move the world.
Ubuntu Developer                                    http://www.debian.org/
slanga...@ubuntu.com                                     vor...@debian.org

> On Wed, Jan 19, 2011, Nicolas Pitre wrote:
> > On Wed, 19 Jan 2011, Loïc Minier wrote:
> > 
> > >         Hey
> > > 
> > >  I think we need to keep an eye on this and be ready to check ltrace if
> > >  this gets merged
> > 
> > I think ltrace is broken already and needs to be fixed regardless. 
> > 
> > Motivations for the removal of PTRACE_SINGLESTEP on ARM are:
> > 
> > 1.) Only a subset of ARMv7 instructions are supported
> > 2.) Thumb-2 is unsupported
> > 3.) The code is not SMP safe
> > 
> > As we are using ARMv7, Thumb-2 and SMP in the Linaro images, this makes 
> > ltrace tripply broken.

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