https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97688
--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-8 branch has been updated by Richard Biener <rgue...@gcc.gnu.org>: https://gcc.gnu.org/g:80b6f6cf6374a6541a7515d7bfef1a3506db2a3d commit r8-10606-g80b6f6cf6374a6541a7515d7bfef1a3506db2a3d Author: Richard Biener <rguent...@suse.de> Date: Tue Nov 3 10:24:02 2020 +0100 testsuite/97688 - fix check_vect () with __AVX2__ This fixes the cpuid check to always specify a subleaf zero which is required to detect AVX2 and doesn't hurt for level one. Without this fix we get zero runtime coverage when -mavx2 is specified. 2020-11-03 Richard Biener <rguent...@suse.de> PR testsuite/97688 * gcc.dg/vect/tree-vect.h (check_vect): Fix the x86 cpuid check to always specify subleaf zero. (cherry picked from commit 8414529156e0bca37647c440c71beeca1d04ac86)
