[Bug rtl-optimization/89588] [8/9 Regression] ICE in unroll_loop_constant_iterations, at loop-unroll.c:498

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89588

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Or desc->niter <= 1, dunno what exactly means if niter == 0, is that zero
iterations or unknown number of iterations?