Re: "Changed type signature" debug output

[Fred Kiefer]

On 15.01.2012 15:12, Wolfgang Lux wrote:
> Fred Kiefer wrote:
>
> > When starting up Ink with debug output enabled (openapp Ink/Ink
> > --GNU-Debug=dflt) I get the following message a lot:
> >
> > File GSFFIInvocation.m: 604. In GSFFIInvocationCallback Changed
> > type signature 'address@hidden:address@hidden@address@hidden@44' to
> > 'address@hidden:address@hidden@address@hidden@48' for
> > 'postNotificationName:object:userInfo:deliverImmediately:for:'
> >
> > I checked the various definition of that method that is implemented
> > in base/Tools/gdnc.m and they all seem to match. I now think that
> > the problem must be related to the size of BOOL, but I don't quite
> > see how that could differ. Any explanation for that out there?
>
> Maybe it's not the size of BOOL but rather the compiler imposing
> stricter alignment constraints with pointers aligned to a full word
> (i.e., 8 byte) boundary?

This may well be, but why should the same compiler use different
alignment rules when compiling base/Source and base/Tools? That is, I 
still don't understand why this is happening :-(