https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121059
--- Comment #16 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rgue...@gcc.gnu.org>: https://gcc.gnu.org/g:71be87055548cf942c7bc56d10ffd479db8569e4 commit r16-2259-g71be87055548cf942c7bc56d10ffd479db8569e4 Author: Richard Biener <rguent...@suse.de> Date: Mon Jul 14 14:09:28 2025 +0200 tree-optimization/121059 - fixup loop mask query When we opportunistically mask an operand of a AND with an already available loop mask we need to query that set with the correct number of masks we expect. PR tree-optimization/121059 * tree-vect-stmts.cc (vectorizable_operation): Query scalar_cond_masked_set with the correct number of masks. * gcc.dg/vect/pr121059.c: New testcase. Co-Authored-By: Richard Sandiford <richard.sandif...@arm.com>