[Bug middle-end/118869] infinite recusion in gimplifier with __builtin_assoc_barrier and structs

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118869

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Rejecting this (assoc barrier on non-arithmetic type) would be best I think.