https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78684
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |amker at gcc dot gnu.org
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
neg_step is true, because DR_STEP (dr_a.dr) is (ssizetype) -8.
But idx_step is 0xffffffffffffffffUL.
Note
tree_int_cst_compare (idx_step, size_zero_node) < 0
is just weird, why don't you use tree_int_cst_sgn?
