[Python-checkins] r79809 - python/trunk/Objects/object.c
mark.dickinson
python-checkins at python.org
Mon Apr 5 20:54:51 CEST 2010
Author: mark.dickinson
Date: Mon Apr 5 20:54:51 2010
New Revision: 79809
Log:
Use a better NaN test in _Py_HashDouble as well.
Modified:
python/trunk/Objects/object.c
Modified: python/trunk/Objects/object.c
==============================================================================
--- python/trunk/Objects/object.c (original)
+++ python/trunk/Objects/object.c Mon Apr 5 20:54:51 2010
@@ -1025,9 +1025,12 @@
* of mapping keys will turn out weird.
*/
- if (Py_IS_INFINITY(v))
- /* can't convert to long int -- arbitrary */
- v = v < 0 ? -271828.0 : 314159.0;
+ if (!Py_IS_FINITE(v)) {
+ if (Py_IS_INFINITY(v))
+ return v < 0 ? -271828 : 314159;
+ else
+ return 0;
+ }
fractpart = modf(v, &intpart);
if (fractpart == 0.0) {
/* This must return the same hash as an equal int or long. */
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