https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98793
--- Comment #5 from CVS 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:4be156d6bef317b8704052f11431457a577ed564 commit r11-6859-g4be156d6bef317b8704052f11431457a577ed564 Author: Richard Biener <rguent...@suse.de> Date: Fri Jan 22 14:32:39 2021 +0100 middle-end/98793 - properly handle BLKmode vectors in vector_element_bits The previous change made AVX512 mask vectors correct but disregarded the possibility of generic (BLKmode) boolean vectors which are exposed by the frontends already. 2021-01-22 Richard Biener <rguent...@suse.de> PR middle-end/98793 * tree.c (vector_element_bits): Key single-bit bool vector on integer mode rather than not vector mode. * gcc.dg/pr98793.c: New testcase.