[Python-Dev] PyObject_RichCompareBool identity shortcut (original) (raw)

Alexander Belopolsky alexander.belopolsky at gmail.com
Wed Apr 27 18:10:05 CEST 2011


On Wed, Apr 27, 2011 at 12:05 PM, Isaac Morland <ijmorlan at uwaterloo.ca> wrote: ..

Of course, the definition of math.isnan cannot then be by checking its argument by comparison with itself - it would have to check the appropriate bits of the float representation.

math.isnan() is implemented in C and does not rely on float.eq in any way.



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