Re: Ada in gcc-3.4.3 on x86_64

[Ken Raeburn <raeburn at raeburn dot org>]

On Jan 5, 2005, at 16:26, Robert Dewar wrote:
> Florian Weimer wrote:
> > * Robert Dewar:
> > > Florian Weimer wrote:
> > >
> > >
> > > > No, There are two possible variadic declarations for printf in this
> > > > case:
> > > >  void printf (char *, ...);
> > > > and   void printf (char *, int, ...);
> > >
> > > Is this really a problem in practice.  If so, I completely withdraw
> > > the suggestion, it's too messy to distinguish these cases.
> > Oh, I already feel sorry for bringing this up.
> > Unfortunately, I don't know a lot of microprocessor ABIs, so I'm not
> > sure if it's a practical problem.
>
> Actually it is, at least on AIX, the calling sequences are quite 
> different.

If I recall correctly, on the MIPS ABI (or at least one flavor), the 
handling of floating-point arguments to variadic functions is different 
depending on whether they're declared.  So there's another case...

Ken