[Bug middle-end/66276] [5/6 Regression] internal compiler error: in get_loop_body, at cfgloop.c:856

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66276

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Can't reproduce on (only slightly modified) trunk, might be latent there now. 
Investigating on the branch instead.