Ticket #51170: patch-gcc-tree-ssa-uninit.c.diff

gcc/tree-ssa-uninit.c

@@ -1118 +1118 @@
               edge opnd_edge;
               unsigned uninit_opnds2
                   = compute_uninit_opnds_pos (opnd_def_phi);
-              gcc_assert (!MASK_EMPTY (uninit_opnds2));
+              if (!MASK_EMPTY (uninit_opnds2)) {
               opnd_edge = gimple_phi_arg_edge (phi, i);
               if (!is_use_properly_guarded (phi,
                                             opnd_edge->src,
@@ -1126 +1126 @@
                                             uninit_opnds2,
                                             visited_phis))
                   return false;
+              }
             }
           else
             return false;