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Wouldn't Common Subexpression Elimination be considered prior art?

Wouldn't Common Subexpression Elimination be considered prior art?

Posted Dec 3, 2008 18:03 UTC (Wed) by shapr (guest, #9077)
Parent article: KSM runs into patent trouble

http://en.wikipedia.org/wiki/Common_subexpression_elimina... has been around for a few years already, the oldest citation on the wikipedia page is from 1970, even older than me!


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Wouldn't Common Subexpression Elimination be considered prior art?

Posted Dec 3, 2008 19:03 UTC (Wed) by flewellyn (subscriber, #5047) [Link]

No, that's a compiler optimization of code expressions. This is a runtime optimization of memory access.

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