new smatch

*** 133,143 ****
          add_tag(sym);
          base = sym->ctype.base_type;
  
          switch (sym->type) {
          case SYM_NODE:
!                 if (base->type == SYM_FN)
                          sym->kind = 'f';
                  examine_symbol(base);
                  break;
          case SYM_STRUCT:
                  sym->kind = 's';
--- 133,143 ----
          add_tag(sym);
          base = sym->ctype.base_type;
  
          switch (sym->type) {
          case SYM_NODE:
!                 if (base && base->type == SYM_FN)
                          sym->kind = 'f';
                  examine_symbol(base);
                  break;
          case SYM_STRUCT:
                  sym->kind = 's';
*** 214,227 ****
  {
          struct string_list *filelist = NULL;
          char *file;
  
          examine_symbol_list(sparse_initialize(argc, argv, &filelist));
!         FOR_EACH_PTR_NOTAG(filelist, file) {
                  sparse(file);
                  examine_symbol_list(file_scope->symbols);
!         } END_FOR_EACH_PTR_NOTAG(file);
          examine_symbol_list(global_scope->symbols);
          sort_list((struct ptr_list **)&taglist, cmp_sym);
          show_tags(taglist);
          return 0;
  }
--- 214,227 ----
  {
          struct string_list *filelist = NULL;
          char *file;
  
          examine_symbol_list(sparse_initialize(argc, argv, &filelist));
!         FOR_EACH_PTR(filelist, file) {
                  sparse(file);
                  examine_symbol_list(file_scope->symbols);
!         } END_FOR_EACH_PTR(file);
          examine_symbol_list(global_scope->symbols);
          sort_list((struct ptr_list **)&taglist, cmp_sym);
          show_tags(taglist);
          return 0;
  }