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Re: [PATCH] vfprintf: Add test case for user-defined types and format specifiers


On Jun 29 2017, Florian Weimer <fweimer@redhat.com> wrote:

> On 06/29/2017 02:39 PM, Andreas Schwab wrote:
>> On Jun 29 2017, Florian Weimer <fweimer@redhat.com> wrote:
>> 
>>> The need for the wint_t cast looks like a GCC bug.
>> 
>> %lc wants wint_t.
>
> Sure, but why warn about this?

Because the standard says so.

> I doubt there are any architectures which define wchar_t and wint_t in
> such a way that the variable arguments promotion diverges.

The standard does not make that distinction.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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