Re: Xcode 5 & Obj-C++
Re: Xcode 5 & Obj-C++
- Subject: Re: Xcode 5 & Obj-C++
- From: Uli Kusterer <email@hidden>
- Date: Thu, 30 Jan 2014 15:09:18 +0100
On 30 Jan 2014, at 01:28, Eric Wing <email@hidden> wrote:
> - Often when comparing Obj-C vs. C++, method dispatch is one of the
> main culprits for the performance difference. But don't forget, Obj-C
> is a pure superset of C and you can always use good old C to get the
> same performance benefits if you don't need/want the Obj-C features.
> Other really high performance situations deal with cache and memory
> layout and it turns out that much of the C++ standard library is not
> well suited for dealing with this and going back to POD types and
> essentially C (if not assembly) is often better for performance.
Well, I'd rather use a barely-OO language like C++ than go down to procedural with C++ and get all those buffer overruns back ...
-- Uli Kusterer
"The Witnesses of TeachText are everywhere..."
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