diff_setup(&opt);
        DIFF_OPT_SET(&opt, RECURSIVE);
        opt.output_format = DIFF_FORMAT_NO_OUTPUT;
-       if (diff_setup_done(&opt) < 0)
-               die("diff_setup_done failed");
+       diff_setup_done(&opt);
        diff_tree_sha1(base, remote, "", &opt);
        diffcore_std(&opt);
 
        diff_setup(&opt);
        DIFF_OPT_SET(&opt, RECURSIVE);
        opt.output_format = DIFF_FORMAT_NO_OUTPUT;
-       if (diff_setup_done(&opt) < 0)
-               die("diff_setup_done failed");
+       diff_setup_done(&opt);
        diff_tree_sha1(base, local, "", &opt);
        diffcore_std(&opt);
 
        free(changes);
 
        if (o->verbosity >= 4)
-               printf("Merge result: %i unmerged notes and a %s notes tree\n",
-                       conflicts, t->dirty ? "dirty" : "clean");
+               printf(t->dirty ?
+                      "Merge result: %i unmerged notes and a dirty notes tree\n" :
+                      "Merge result: %i unmerged notes and a clean notes tree\n",
+                      conflicts);
 
        return conflicts ? -1 : 1;
 }