[Bug rtl-optimization/88018] [8/9 Regression] ICE in insert_insn_on_edge at cfgrtl.c:1952 since r255066

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88018

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 45002
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45002&action=edit
gcc9-pr88018.patch

Untested fix.