[Bug target/115458] [15 regression] [RISC-V] ICE in lra_split_hard_reg_for, at lra-assigns.cc:1868 unable to find a register to spill since r15-518-g99b1daae18c095

[pan2.li at intel dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115458

--- Comment #5 from Li Pan <pan2.li at intel dot com> ---
(In reply to Richard Biener from comment #4)
> The bisected rev only exposes this.

Thanks Richard for hint, will take a look into it.