[Issue 4725] std.algorithm.sum()

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=4725



--- Comment #14 from bearophile_hugs at eml.cc 2011-11-24 02:39:05 PST ---
In Fortran 90+ c'e' una sum():
http://www.nsc.liu.se/~boein/f77to90/a5.html#section14


I think sum() needs a specialization for things like float[4], int[4],
double[4], ecc. If a float[4] is represented in a SSE register then
sum(float[4]) needs just 2 sums.

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