[PATCH][RFC] Make mingw-w64 printf/scanf attribute alias to ms_printf/ms_scanf only for C89

[Liu Hao]

在 2020/11/14 上午8:12, Joseph Myers 写道:
> On Fri, 13 Nov 2020, Liu Hao via Gcc-patches wrote:
> 
>> 在 2020/11/13 2:46, Joseph Myers 写道:
>>> I'd expect these patches to include updates to the gcc.dg/format/ms_*.c 
>>> tests to reflect the changed semantics (or new tests there if some of the 
>>> changes don't result in any failures in the existing tests).
>>>
>>
>> Does the attached patch suffice?
> 
> This is testing the sort of thing I'd expect tests for regarding 'L' and 
> 'll'.  What about the changes for 'I' - do those result in changes to how 
> the compiler behaves, which should also have tests?
> 

There is already a test for `%Ix` in 'ms_c99-printf-2.c', but there is no test (in all 'ms_*printf*'
files) which checks for absence of warnings.


-- 
Best regards,
LH_Mouse

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