"retard" <r...@tard.com.invalid> wrote in message news:hun6ok$13s...@digitalmars.com... > Tue, 08 Jun 2010 16:14:51 -0500, Andrei Alexandrescu wrote: > >> On 06/08/2010 04:05 PM, Walter Bright wrote: >>> Andrei Alexandrescu wrote: >>>> On 06/08/2010 01:27 PM, "Jérôme M. Berger" wrote: >>>>> Please define "reasonable performance"... >>>> >>>> Within 15% of hand-optimized code specialized for the types at hand. >>> >>> I would have said O(n) or O(log n), as opposed to, say, O(n*n). >>> >>> General rules for performance improvements: >>> >>> 1. nobody notices a 10% improvement >>> >>> 2. users will start noticing speedups when they exceed 2x >>> >>> 3. a 10x speedup is a game changer >> >> max of n elements is O(n). > > This probably means that D 2 won't be very efficient on multicore until > the authors learn some basic parallel programming skills. Now where did > you get your PhD - I'm collecting a list of toy universities people > should avoid.
You used to have meaningful things to say. Now you're just trolling.