Re: [GD-Windows] forcing value to bool 'true' or 'false' (performance warning)
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From: Rich <leg...@xm...> - 2002-04-23 02:30:21
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In article <HEE...@mi...>,
"Jon Watte" <hp...@mi...> writes:
> The re-write you propose will generate
> a branch, which will not predict well, which is a REALLY bad thing.
Nonsense. Nothing can universally be declared bad.
"Bad things" can only be measured in context. You won't know if this
is good or bad (or even significant) until you profile your app and
determine that this is the limiting factor. I'm highly dubious that
it ever will be -the- limiting factor, but even if it ever is, you
can't say that until you measure it and determine that to be the
case.
--
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