Re: [gnutls-dev] Re: Compiler warnings on 64bit archs

[Andreas Metzler]

On 2006-06-16 Andreas Metzler <address@hidden> wrote:
> On 2006-06-16 Simon Josefsson <address@hidden> wrote:
>> Andreas Metzler <address@hidden> writes:
[...]
>>> ------------------------
>>> gnutls_buffers.c:268: warning: cast from pointer to integer of different 
>>> size
>>> gnutls_buffers.c:704: warning: cast from pointer to integer of different 
>>> size
>> ...

>> Storing integers within pointers is safe, isn't it?  Compare:
>> http://developer.gnome.org/doc/API/2.0/glib/glib-Type-Conversion-Macros.html

> I did not know this page. ;-)
> <quote>
> The problem is that on some systems you need to do this:
> p = (void*) (long) 42;
> i = (int) (long) p;
> </quote>
[...]

Attached a small prrof of concept patch showing how this could be
done, eliminating the warnings for gnutls_buffers.c. I have put the
macros in gnutls.h, it might be better to not make them part of the
GnuTLS API, though.
cu andreas
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50_propercasting.diff
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