[Bug rtl-optimization/117712] [15 regression] ICE when building x265: internal compiler error: in expand_fix, at optabs.cc:5936 since r15-2890

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117712

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 60600
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60600&action=edit
gcc15-pr117712.patch

Untested fix.
Though, I wonder what prevents arbitrarily complex rtxes that force_operand
isn't able to handle during ifcvt.  Like inline asm, or UNSPECs, ...