https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106881
--- Comment #7 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:c8d3b44dfa2851659f966627835497667c5fed6c commit r13-2537-gc8d3b44dfa2851659f966627835497667c5fed6c Author: Richard Biener <rguent...@suse.de> Date: Thu Sep 8 12:22:26 2022 +0200 tree-optimization/106881 - constrain uninit control edge add The following avoids adding fallthru edges to the control chain from the post-dominator walk. PR tree-optimization/106881 * gimple-predicate-analysis.cc (compute_control_dep_chain_pdom): Add only non-fallthru edges and avoid the same set of edges as the caller does. * gcc.dg/uninit-pr106881.c: New testcase.