https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83030
--- Comment #3 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot
Uni-Bielefeld.DE> ---
> --- Comment #2 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot
> Uni-Bielefeld.DE> ---
>> --- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
[...]
>> Can you please bisect to a single revision?
>
> Sure, will do.
The reghunt has now completed, identifying
2017-11-14 Jan Hubicka <hubi...@ucw.cz>
* cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile
manipulation.
Rainer
