[Bug rtl-optimization/123070] [16 Regression] pr90178.c -m32 starts to fail since r16-5975 (make_forwarders_with_degenerate_phis )

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123070

--- Comment #18 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
So without make_forwarders_with_degenerate_phis cse2 (in the newest testcase)
removes the overlapping live ranges.