Author: Sune Fischer
Date: 02:35:05 07/03/02
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On July 03, 2002 at 03:50:36, Omid David wrote: >On July 02, 2002 at 20:31:30, Dan Andersson wrote: > >>The proposition is not as clear cut as you might think. For a definitive answer >>you might look up Paul Hsieh's programming pages. For an x86 arhitecture the >>answer depends: http://www.azillionmonkeys.com/qed/case3.html >> >>MvH Dan Andersson > >There are many interesting ways to do it, but the most interesting way I found >is: > >a ^= b ^= a ^= b; > >Omid. Yes, it's well known trick :) http://www.sjbaker.org/steve/software/cute_code.html but he says it's strictly illegal as a C++ statement. -S.
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