drastic slowdown for copies

[thedeemon via Digitalmars-d-learn]

On Friday, 29 May 2015 at 07:51:31 UTC, thedeemon wrote:

Above was on Core 2 Quad,

here's for Core i3:

4 ints          5 ints
-release
by ref: 67      by ref: 66
by copy: 44     by copy: 142
by move: 45     by move: 137

-release -O
by ref: 29      by ref: 29
by copy: 41     by copy: 141
by move: 40     by move: 142

-release -O -inline
by ref: 16      by ref: 20
by copy: 83     by copy: 104
by move: 83     by move: 104