[Bug target/110649] [14 Regression] 25% sphinx3 spec2006 regression on Ice Lake and zen between g:acaa441a98bebc52 (2023-07-06 11:36) and g:55900189ab517906 (2023-07-07 00:23)

[hubicka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110649

--- Comment #4 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
We also have PR98782 that is about sphinx being sensitive to LRA decisions. 
Reducing loopback probability might trigger LRA adding a spill to the loop.