On Thu, Aug 1, 2013 at 8:20 PM, Brian Vincent <bra...@gmail.com> wrote:

> next line assigns it to d1, which is a signed integer, so d1 gets a
> negative value.


To be strictly pedantic, overflow/underflow are undefined for _signed_
types in C. Here are some details:
http://en.wikipedia.org/wiki/Integer_overflow
The "Origin" section.

-- 
----- stephan beal
http://wanderinghorse.net/home/stephan/
http://gplus.to/sgbeal
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