[Bug tree-optimization/127082] [Missed optimization] 96 % [-96, -65] yields [0, 95] instead of [0, 31]

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127082

--- Comment #1 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Andrew Macleod <amacleod@gcc.gnu.org>:

https://gcc.gnu.org/g:c152cee29654b3008f20e2247251a980b40114e9

commit r17-3723-gc152cee29654b3008f20e2247251a980b40114e9
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Thu Aug 27 17:06:30 2026 -0400

    Handle different signs in MOD ranges.

            PR tree-optimization/127082
            gcc/
            * range-op.cc (operator_trunc_mod::same_quotient): New.
            (operator_trunc_mod::wi_fold): Call same_quotient.

            gcc/testsuite/
            * gcc.dg/pr127082.c: New.