Checking patch posix/regcomp.c...
error: while searching for:
  else
#endif /* not RE_ENABLE_I18N */
    {
#ifdef RE_ENABLE_I18N
      free_charset (mbcset);
#endif
      /* Build a tree for simple bracket.  */
      br_token.type = SIMPLE_BRACKET;
      br_token.opr.sbcset = sbcset;
      work_tree = create_token_tree (dfa, NULL, NULL, &br_token);
      if (__glibc_unlikely (work_tree == NULL))
	goto parse_bracket_exp_espace;
    }
  return work_tree;


error: patch failed: posix/regcomp.c:3385
error: posix/regcomp.c: patch does not apply