[Bug tree-optimization/102586] [12 Regression] ICE in clear_padding_type, at gimple-fold.c:4798 since r12-3433-ga25e0b5e6ac8a77a

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102586

--- Comment #15 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 52408
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52408&action=edit
gcc12-pr102586.patch

I can make it work with a langhook like this.  But I can't figure out where in
BINFO to find the as_base type or something similar to that.