[Bug tree-optimization/92860] [9/10/11/12 regression] Global flags affected by -O settings are clobbered by optimize attribute

[marxin at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92860

--- Comment #80 from Martin Liška <marxin at gcc dot gnu.org> ---
I've got access to a bdver2 machine, so I should be able to reproduce it.