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Subject: Re: [boost] Heads up - string_ref landing
From: Dave Abrahams (dave_at_[hidden])
Date: 2012-11-20 21:34:34

on Fri Nov 16 2012, "Peter Dimov" <> wrote:

> Nevin Liber wrote:
>> Now we are getting somewhere. Actual experience. Could you elaborate on
>> the compilers and constructs that need to be hand optimized into
>> equivalent
>> code because the optimizers aren't doing it themselves?
> Compilers are, in my experience, better at optimizing i < n loops than
> they are at optimizing i != end loops. They are better at
> constant-folding the n, too, which then helps with eventual
> unrolls.


> But why are we having this discussion at all? These are
> private members of the class; the author can do whatever he likes.


Dave Abrahams
BoostPro Computing                  Software Development        Training             Clang/LLVM/EDG Compilers  C++  Boost

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