[Dwarf-Discuss] how to find local variable stored in register

Frank Ch. Eigler fche@redhat.com
Tue Feb 5 22:33:58 GMT 2008


Hi -

On Tue, Feb 05, 2008 at 05:01:29PM -0500, Daniel Jacobowitz wrote:
> > Do you have a sense of how much?  My limited experience with recent
> > advanced gcc options for reaching for more pedantically super-precise
> > data :-) indicates nothing worrysome in bloat.
> 
> I'm sure we could do better, but with the current var-tracking pass
> at -O0 the penalty was huge:
>   http://gcc.gnu.org/ml/gcc-patches/2007-03/msg00541.html
> Notice that those are total executable size, not debug info size. [...]

Are you describing the "16.1%" figure as "huge", or am I missing
another one?


- FChE




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