https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108138
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
GCC 12 looks faster than GCC 8 even:
Time variable usr sys wall
GGC
phase setup : 0.00 ( 0%) 0.01 ( 25%) 0.02 ( 7%)
1578k ( 19%)
phase parsing : 0.18 (100%) 0.03 ( 75%) 0.25 ( 93%)
6615k ( 81%)
|name lookup : 0.00 ( 0%) 0.00 ( 0%) 0.02 ( 7%)
102k ( 1%)
|overload resolution : 0.07 ( 39%) 0.01 ( 25%) 0.09 ( 33%)
2446k ( 30%)
preprocessing : 0.00 ( 0%) 0.01 ( 25%) 0.01 ( 4%)
224k ( 3%)
parser inl. func. body : 0.17 ( 94%) 0.02 ( 50%) 0.21 ( 78%)
5625k ( 69%)
constant expression evaluation : 0.01 ( 6%) 0.00 ( 0%) 0.03 ( 11%)
187k ( 2%)
TOTAL : 0.18 0.04 0.27
8204k
