Integer overflow: Difference between revisions

Revision as of 13:03, 16 July 2009

Revision as of 13:07, 16 July 2009

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A "wrap around" corresponds to the fact, that e.g. if the addition two positive integers produces an overflow, it may result in a negative number. In counting, one just starts over again from the bottom.

Example: 816 bit signed integer: 30000 + 30000 = -5536.

<!-- Diagram that illustrates wrapping behavior of integer representation. -->