dynadec.com

float x = -0.4;
cout << x << " rounds to " << round(x) << endl;
x = -0.5;
cout << x << " rounds to " << round(x) << endl;
x = -0.9;
cout << x << " rounds to " << round(x) << endl;

produces

-0.400000 rounds to -1.000000
-0.500000 rounds to -0.000000
-0.900000 rounds to -0.000000

thanks - jon

Thank you for the report.
It seems to be a windows problem only.

Pierre