On Tue, 2018-03-06 at 11:14 +0100, Martin Liška wrote:
> 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
> on my Intel Haswell machine.
> Feel free to reply if you need any explanation.
Some possibly silly questions:
(a) was this done with:
(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?