https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98758
--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-9 branch has been updated by Richard Biener <rgue...@gcc.gnu.org>: https://gcc.gnu.org/g:396cc56368a68d25456ea5a29c24069e46ae5f46 commit r9-9290-g396cc56368a68d25456ea5a29c24069e46ae5f46 Author: Richard Biener <rguent...@suse.de> Date: Wed Jan 20 08:48:34 2021 +0100 tree-optimization/98758 - fix integer arithmetic in data-ref analysis This fixes some int arithmetic issues and a bogus truncation. 2021-01-20 Richard Biener <rguent...@suse.de> PR tree-optimization/98758 * tree-data-ref.c (int_divides_p): Use lambda_int arguments. (lambda_matrix_right_hermite): Avoid undefinedness with signed integer abs and multiplication. (analyze_subscript_affine_affine): Use lambda_int. * gcc.dg/torture/pr98758.c: New testcase. (cherry picked from commit 85977f624a34eac309f9d77a58164553dfc82975)
