https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94439
--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jeff Law <l...@gcc.gnu.org>: https://gcc.gnu.org/g:baf3b9b2e5259558ef86bd62398e2ccecd7a4a4c commit r10-7789-gbaf3b9b2e5259558ef86bd62398e2ccecd7a4a4c Author: Jeff Law <l...@redhat.com> Date: Sat Apr 18 09:39:18 2020 -0600 Don't let DEBUG_INSNSs change register renaming decisions PR debug/94439 * regrename.c (check_new_reg_p): Ignore DEBUG_INSNs when walking the chain. PR debug/94439 * gcc.dg/torture/pr94439.c: New test.