[Python-Dev] Expression optimizations (original) (raw)
Daniel Stutzbach daniel at stutzbachenterprises.com
Tue Feb 10 17:38:55 CET 2009
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On Tue, Feb 10, 2009 at 10:24 AM, Cesare Di Mauro <cesare.dimauro at a-tono.com
wrote:
Could it be applyable to other operations as well? So, if I wrote: c = not(a < b)_ _the compiler and/or peephole optimizer can generate bytecodes instructions_ _which, instead, execute the following operation:_ _c = a >= b
Those two expressions are equivalent for integers, but not necessarily equivalent for objects that define their own comparison operator.
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