[pushed] gdb: Support printf 'z' size modifier

[Pedro Alves]

On 11/14/19 6:27 PM, Eli Zaretskii wrote:
>> Cc: tromey@sourceware.org, palves@redhat.com, brobecker@adacore.com,
>>         kevinb@redhat.com, gdb-patches@sourceware.org
>> From: Simon Marchi <simon.marchi@polymtl.ca>
>> Date: Thu, 14 Nov 2019 12:09:20 -0500
>>
>> Apaprently, the __USE_MINGW_ANSI_STDIO macro has been marked as deprecated (IIUC, to
>> incite people not to define it directly), and I found this thread [1] on the mingw-users
>> mailing list where you asked the maintainer to reconsider this decision.
>>
>> What is the status on that?  If defining __USE_MINGW_ANSI_STDIO is not the right way
>> of enabling this feature, then what is?  What is the status of this?
> 
> The "new" way is to use the __MINGW_FEATURES__ macro.  But if you want
> to do this in a way that will work with noth mingw.org's MinGW and
> MinGW64, the __USE_MINGW_ANSI_STDIO is the way, and it is still
> supported.
> 

I think that the ideal place to do that would be in src/config/mh-mingw,
so that all projects in the tree, plus gcc, enabled it.
It's where we do -D__USE_MINGW_ACCESS.

Thanks,
Pedro Alves