https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110443
--- Comment #3 from Sergei Trofimovich <slyfox at gcc dot gnu.org> --- (In reply to Sergei Trofimovich from comment #2) > I wonder if it's a r14-2117-gdd86a5a69cbda4 "tree-optimization/96208 - SLP > of non-grouped loads". Reverting r14-2117-gdd86a5a69cbda4 fixes a52dec-0.7.4 for me.