https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103262
--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jan Hubicka <hubi...@gcc.gnu.org>: https://gcc.gnu.org/g:e69b7c5779863469479698f863ab25e0d9b4586e commit r12-5292-ge69b7c5779863469479698f863ab25e0d9b4586e Author: Jan Hubicka <j...@suse.cz> Date: Tue Nov 16 09:15:39 2021 +0100 Fix uninitialized access in merge_call_side_effects gcc/ChangeLog: PR ipa/103262 * ipa-modref.c (merge_call_side_effects): Fix uninitialized access. gcc/testsuite/ChangeLog: * gcc.dg/tree-ssa/modref-dse-5.c: New test.