Messages in this thread |  | | Date | Wed, 24 Jan 2001 10:02:40 +0100 | From | Andrea Arcangeli <> | Subject | Re: Compatibility issue with 2.2.19pre7 |
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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.
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