[PATCH] Get rid of Werror=maybe-uninitialized in res_send.c.

[Stefan Liebler]

On 12/3/19 9:50 AM, Stefan Liebler wrote:
> Hi,
> 
> the commit 446997ff1433d33452b81dfa9e626b8dccf101a4 introduced
> this new usage of resplen. If build with gcc 9 -march>=z13 on s390x,
> the following warning occurs:
> res_send.c: In function ‘__res_context_send’:
> res_send.c:539:6: error: ‘resplen’ may be used uninitialized in this 
> function [-Werror=maybe-uninitialized]
> 539 |Â Â  if (resplen > HFIXEDSZ)
> |Â Â Â Â Â  ^
> 
> Therefore this patch adds a further DIAG_IGNORE_NEEDS_COMMENT in the
> same way as it was previously done for usages of resplen or n.
> See commit d1bc2cbbed9aea2017ef941f63c8786571da5b4f.
> 
> Bye
> Stefan

ping