[issue9778] Make hash values the same width as a pointer (or Py_ssize_t)

[Marc-Andre Lemburg]

Marc-Andre Lemburg <mal at egenix.com> added the comment:

Benjamin Peterson wrote:
> 
> Benjamin Peterson <benjamin at python.org> added the comment:
>> Marc-Andre Lemburg <mal at egenix.com> added the comment:
>>
>> And related to my previous comment: shouldn't Py_hash_t map to size_t instead of Py_ssize_t ?
> 
> No, negative values have to be allowed.

Ah, right... we use -1 as error indicator.

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<http://bugs.python.org/issue9778>
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