https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #19 from Oleg Endo <olegendo at gcc dot gnu.org> ---
(In reply to Oleg Endo from comment #18)
> Created attachment 33489 [details]
> Reduced case for MAX_RELOAD_INSNS_NUMBER
>
> This fails when compiling with -O2 -m2e -m{l|b} with:
>
> curr_insn = (insn 713 115 712 16 (parallel [
> (set (reg/v:SF 804 [orig:333 x ] [333])
> (reg/v:SF 714 [orig:333 x ] [333]))
> (use (reg/v:PSI 151 ))
> (clobber (scratch:SI))
> ]) er_lgamma.c:85 296 {movsf_ie}
> (nil))
It's a reload loop and is maybe similar to PR 57032.
