[Bug tree-optimization/84740] [8 Regression] ICE in build_constructors, at tree-switch-conversion.c:965

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84740

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 43583
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43583&action=edit
gcc8-pr84740.patch

Full untested patch.