Re: [bug #40639] GNU Make with profiling information

[Reinier Post]

On Wed Nov 27 09:56:55 2013, address@hidden (Eddy Petrișor) wrote:
> Pe 25.11.2013 11:09, "Reinier Post" <address@hidden> a scris:
> > > > Can't this functionality be provided by a wrapper $SHELL?
> > > > Sure, it's an extra exec(),
> > > > but it will keep the make code base simpler.
> > >
> > > I'm not sure if I understand what you mean. Do you mean wrapping all
> target invokes in a $SHELL?
> >
> > Yes; something line /usr/bin/time.
> 
> Not on Windows.

It could be an executable provided with GNU make.
 
> > > If that's the case, you don't get the actual/real-time measurement, and
> that might skew your profiling information.
> >
> > True.  Hnow how much of a difference does it make?
> 
> Depends on how badly the build system is written. And that's what the
> target of the profiling is, finding out how bad is it. I feel that
> penalising the most exactly the build systems that need the least the slow
> down it's bad design.

OK.

-- 
Reinier