This is perl, v5.6.1 built for MSWin32-x86-multi-thread

              Rate   ickyb0d  ickyb0d_ perl_for diotalevi while_loop c_style_for
ickyb0d     2516/s        --       -8%     -44%      -48%       -52%        -52%
ickyb0d_    2726/s        8%        --     -40%      -43%       -48%        -48%
perl_for    4507/s       79%       65%       --       -6%       -14%        -14%
diotalevi   4794/s       91%       76%       6%        --        -9%         -9%
while_loop  5261/s      109%       93%      17%       10%         --         -0%
c_style_for 5261/s      109%       93%      17%       10%         0%          --