How big (and fast) is going to be GCC 8?

[David Malcolm]

On Tue, 2018-03-06 at 11:14 +0100, Martin Liška wrote:
> Hello.
> 
> Many significant changes has landed in mainline and will be released
> as GCC 8.1.
> I decided to use various GCC configs we have and test how there
> configuration differ
> in size and also binary size.
> 
> This is first part where I measured binary size, speed comparison
> will follow.
> Configuration names should be self-explaining, the 'system-*' is
> built done
> without bootstrap with my system compiler (GCC 7.3.0). All builds are
> done
> on my Intel Haswell machine.
> 
> Feel free to reply if you need any explanation.
> Martin

Some possibly silly questions:

(a) was this done with:
  --enable-checking=release ?

(b) is this measuring cc1 ?

(c) are the units bytes?  (so ~183MB for the unstripped system-O2-
native cc1, ~25MB after stripping?)

(d) do you have comparable data for gcc 7?

Thanks
Dave