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From: James Sutherland (James.Sutherland_at_[hidden])
Date: 2008-05-14 17:23:24

> The result has been noticed before. In fact I wrote about it in
> several
> posts on c.l.c++.m, and in N2486 in the first few pages it uses this
> effect to illustrate a point about allocators.
> Nevertheless, the result is still surprising!!
> What is worse is that different compilers and libraries will give you
> way different results for this test, so it is not just a function of
> Intel. ( I have not tried to reproduce the results on anything but
> intel).

Changing from using a std::vector<int> with a single space allocation
(not push_back) to a int[] improved the speed but not scalability...


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