https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108273
--- Comment #3 from Kewen Lin <linkw at gcc dot gnu.org> --- The attached patch can be bootstrapped and regress-tested and solve the reported issue right after r13-5107-g6224db0e4d6d3b, but I can not reproduce the failure with the latest trunk, interesting... I suspected that something changed the insn sequence and made the issue concealed, bisecting ...