Altivec + 16 byte alignment

[Neil Booth]

Neil Booth wrote:-

> > struct foo {
> >   int x __attribute__((aligned (512)));
> > }
> > 
> > which might, or might not, end up on the stack.
> 
> You could diagnose that when the object of that type is declared, just
> like we have to make other checks (particularly in C++) at that time.

I guess you're saying that the middle end only decides the stack layout
later.  I guess.  Thanks for persisting.  8-)

Neil.