https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102463
--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Andrew Macleod <amacl...@gcc.gnu.org>: https://gcc.gnu.org/g:fe4e6c824a580012bf9034cc33f0b440df93f56f commit r12-3868-gfe4e6c824a580012bf9034cc33f0b440df93f56f Author: Andrew MacLeod <amacl...@redhat.com> Date: Thu Sep 23 09:32:00 2021 -0400 Look for a relation between operands only when possible. Do not look for a relation between 2 operands if there is no range-ops handler. gcc/ PR tree-optimization/102463 * gimple-range-fold.cc (fold_using_range::relation_fold_and_or): If there is no range-ops handler, don't look for a relation. gcc/testsuite/ * gcc.dg/pr102463.c: New.