On 8 Feb 2016, at 3:31am, Roger Binns <rogerb at rogerbinns.com> wrote:

> Taking a step back, the reasons why it had no measureable effect are
> simple.  The processors are getting better at branch prediction,
> better at mitigating mispredicted branches, getting even faster
> compared to memory.  The compilers are getting better all the time too
> at the same kind of things.

This is the other argument against optimization (of a certain kind).  Computers 
are far better at optimization than humans are, and they always do it.  No need 
for you to do it too.

Simon.

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