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Re: cygwin-1.7.5: intptr_t/uintptr_t types and PRI?PTR/SCI?PTR format specfiers are inconsistent
- From: Corinna Vinschen <corinna-cygwin at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Wed, 26 May 2010 15:37:50 +0200
- Subject: Re: cygwin-1.7.5: intptr_t/uintptr_t types and PRI?PTR/SCI?PTR format specfiers are inconsistent
- References: <AANLkTinavzQEuRTesWoomRcNngGcxXiKk2m2Tv2HArIo@mail.gmail.com>
- Reply-to: cygwin at cygwin dot com
On May 24 14:19, Matthew Fluet wrote:
> /usr/include/stdint.h typedefs intptr_t as "int" and uintptr_t as
> "unsigned int".
> /usr/include/inttypes.h #defines PRIdPTR as "ld" and PRIoPTR as "lo".
> These and the other PRI?PTR and SCN?PTR format specifiers are meant to
> be used for the intptr_t and uintptr_t types (thus, making them usable
> without needing to know their exact type definitions).
>
> This inconsistency leads to warnings from gcc. (There is also a
> potential calling-convention mismatch, though not on x86.)
intptr_t and uintptr_t in stdint.h have been changed back in 2009 to
avoid some inconsistencies with the original definition. Unfortunaltey
we missed out on inttypes.h. I checked in a fix.
Thanks for the report,
Corinna
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Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
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