https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100566
--- 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:097fde5e7514e909f2e8472be2e008d0cab2260d commit r12-750-g097fde5e7514e909f2e8472be2e008d0cab2260d Author: Richard Biener <rguent...@suse.de> Date: Wed May 12 15:39:52 2021 +0200 tree-optimization/100566 - fix another predication issue in VN This amends the fix for PR100053 where I failed to amend all edge tests in dominated_by_p_w_unex. 2021-05-12 Richard Biener <rguent...@suse.de> PR tree-optimization/100566 * tree-ssa-sccvn.c (dominated_by_p_w_unex): Properly handle allow_back for all edge queries. * gcc.dg/torture/pr100566.c: New testcase.