On Tue, Jan 23, 2001 at 11:51:15PM -0800, Richard Henderson wrote:
> On Thu, Jan 11, 2001 at 12:59:24AM +0100, Andrea Arcangeli wrote:
> > What I said is that I can write this C code:
> >
> > int x[2], * p = (int *) (((char *) &x)+1);
> > main()
> > {
> > *p = 0;
> > }
> >
> > This is legal C code.
>
> Err, no. This is not "legal" by any stretch of the imagination.
> This code has undefined behaviour.
I know this code has undefined behaviour at _runtime_. But I thought
you were obliged to allow it to compile. That was my only point.
> We aren't even obliged to allow this to compile.
I'd love if you could forbid it to compile.
Andrea
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