[Bug rtl-optimization/70478] [LRA] S/390: Performance regression - superfluous stack frame

[krebbel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70478

--- Comment #5 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
(In reply to Dominik Vogt from comment #4)
> Is there any new information on this issue?

Adding the ? constraint modifier was an overall loss. So I did not pursue this
any further.