[Bug tree-optimization/116990] [15 Regression] ICE on valid code at -O3 "-fno-tree-ccp -fno-tree-loop-im -fno-tree-dse" on x86_64-linux-gnu: in single_pred_edge, at basic-block.h:342

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116990

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Looks like we assume if the latch is empty it has one predecessor which is not
true here.