https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100981
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|ICE in info_for_reduction, |[11 Regression] ICE in
|at tree-vect-loop.c:4897 |info_for_reduction, at
| |tree-vect-loop.c:4897
Target Milestone|--- |11.2
Known to work| |12.0
Priority|P3 |P2
--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed on trunk sofar, the issue is most likely latent on the branch.