[Bug rtl-optimization/88317] ICE: Segmentation fault (in split_reg -> bitmap_set_bit -> bitmap_list_link_element)

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88317

--- Comment #3 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #1)

> Vlad - can you look into the above?  There's also lra_split_regs set
> (and maybe others) which will have similar problems.  The following should
> make it easier to debug:
> 
>

Sure, I will look at this.  It is quite serious.