Hardware Traps for Integer Overflow

[Wanderer via Digitalmars-d]

> Actually  such instructions exist since MMX on Intel CPUs. The
> question is: Can these new SSE instructions replace integer
> math seemlessly?

My opinion is "no". When you increment an integer value (any 
value), you at least expect its lower bit to change. All 
cryptographic algorithms would crash in a second if operations 
would neglect fraction of values.