(find_bracketed_repeat): Rearrange pointer/integer

expression to avoid warning from gcc.

diff --git a/src/tr.c b/src/tr.c
index 6138674..a31bf10 100644 (file)
--- a/src/tr.c
+++ b/src/tr.c
@@ -899,7 +899,7 @@ find_bracketed_repeat (const struct E_string *es, size_t start_idx,
            if (xstrtoul (digit_str, &d_end, base, &tmp_ulong, NULL)
                  != LONGINT_OK
                || BEGIN_STATE < tmp_ulong
-               || d_end - digit_str != digit_str_len)
+               || digit_str + digit_str_len != d_end)
              {
                char *tmp = make_printable_str (es->s + start_idx + 2,
                                                i - start_idx - 2);