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Re: C99 Status - inttypes.h

From: Ian Lance Taylor <iant at google dot com>
To: Basile Starynkevitch <basile at starynkevitch dot net>
Cc: gcc at gcc dot gnu dot org
Date: Thu, 21 Jul 2011 15:37:50 -0700
Subject: Re: C99 Status - inttypes.h
References: <4E283680.7040704@gmail.com> <20110721180549.47be5d76ef4813df693d2bf0@starynkevitch.net>

Basile Starynkevitch <basile@starynkevitch.net> writes:

> This brings another question. Can a GCC pass use intptr_t (the standard int of the same
> size as a void* pointer)? This is quite useful, for instance when one wants to compute an
> hash, or a unique sorted rank (to be used inside B-trees) from the address of a gimple
> or a tree.

Yes.  There are a number of uses of intptr_t already in the gcc source
code.  We can get away with this because the configure script uses
AC_TYPE_INTPTR_T (via GCC_STDINT_TYPES).

Ian

References:
- C99 Status - inttypes.h
  - From: Diogo Sousa
- Re: C99 Status - inttypes.h
  - From: Basile Starynkevitch

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