On 08.12.2010, at 08:21, Konrad Hinsen wrote:

> Update: I profiled both runs using Shark, and found that when using the 
> MacPorts version, 57% of the total time is spent in function feclearexcept. 
> In the MacPython run, this function doesn't even show up. This makes me 
> suspect that the difference is in the handling of floating point numbers, 
> specifically floating-point exceptions.

Second update: feclearexcept is a function in numpy/fenv/fenv.h declared as 
__inline. Apparently it has been inlined in the official NumPy binaries, but 
not in the MacPorts installation.

Konrad.
_______________________________________________
macports-users mailing list
[email protected]
http://lists.macosforge.org/mailman/listinfo.cgi/macports-users

Reply via email to