Messages in this thread | | | Date | Wed, 28 Jan 2009 11:59:01 -0800 (PST) | From | Davide Libenzi <> | Subject | Re: if (unlikely(...)) == unnecessary? |
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On Wed, 28 Jan 2009, Mikael Pettersson wrote:
> Davide Libenzi writes: > > I noticed that GCC >= 3.3 (not tried the ones before) automatically > > branches out the "if" code (and follow-through the "else" code, if there). > > Is that a coincidence or a rule we can rely on going forward? > > Coincidence. > > Why on earth would you want to rely on an purely private implementation > detail like that?
I didn't want to. I was just curious if anyone that actually followed GCC developments in the last few years could shed some light on it.
- Davide
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