Others have mentioned most of the pitfalls with the suggested approach. Another potential issue is that the floating point rounding mode can be modified by sha

Others have mentioned most of the pitfalls with the suggested approach. Another potential issue is that the floating point rounding mode can be modified by shared libraries or plugins. [0] has examples of application crashes caused by a change in the rounding mode. [0] http://www.virtualdub.org/blog/pivot/entry.php?id=53 http://www.virtualdub.org/blog/pivot/entry.php?id=53