[Bug ipa/63671] [5 Regression] 21% tramp3d-v4 performance hit due to -fdevirtualize

[hubicka at ucw dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63671

--- Comment #11 from Jan Hubicka <hubicka at ucw dot cz> ---
> 
> I think using sreal is fine - I expect that to be faster than using
> wide_int (and smaller).
> 
> Random inlining decisions are bad :/  (and hard to debug)

Yep, this was hitting us from time to time and I usually was able to just tweak
badness calculation, but sreal would reduce this maintenance burden.
I will give this a try with Martin's fibheap/sreal patchset.