https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127390
--- Comment #6 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <[email protected]>: https://gcc.gnu.org/g:faf5c056ca1826cffb5673fa3b445eb61a6bb7eb commit r17-4264-gfaf5c056ca1826cffb5673fa3b445eb61a6bb7eb Author: Richard Biener <[email protected]> Date: Tue Sep 15 10:52:22 2026 +0200 tree-optimization/127390 - vectorization of _BitInt comparisons We fail to reject vectorizing of comparisons of non-mode precision integer types. Those need to be dealt with via bitfield lowering in ifcvt or pattern recognition. PR tree-optimization/127390 * tree-vect-stmts.cc (vectorizable_comparison_1): Reject bit-precision integer comparisons. * gcc.dg/vect/vect-pr127390.c: New testcase.
