Performance optimization (allocation inside a for loop)

[John W. Eaton]

On  2-Apr-2009, r wrote:

| I think chunks of ~5% of the structure size (perhaps more for smaller
| arrays) would be affordable by anyone and would effectively fix these
| allocation issues in practical applications. Whether it is worth the
| effort is a different question.

If you think this is important, how about submitting a patch?

jwe