Re: [AD] C99 isms in test.c

[Evert Glebbeek <eglebbk@xxxxxxxxxx>]

> >     ct = 0;
> >  
> >     do {
> > -      z = fixmul(x,y);
> > +      z += fixmul(x,y);
> >        x += 1317;
> >        y += 7143;
> >        ct++;
> 
> Why are these changes needed? Don't x and y change every iteration?

Yes, but z is never used. A clever compiler will notice this and remove the 
`redundant' calculation.
I haven't actually checked if it does this in this case, but I've seen it 
doing that in similar cases and I thought it best to err on the side of 
caution.

Evert