Merged revisions 84146-84147,84150 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r84146 | antoine.pitrou | 2010-08-17 19:55:07 +0200 (mar., 17 août 2010) | 4 lines

  Issue #9612: The set object is now 64-bit clean under Windows.
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  r84147 | antoine.pitrou | 2010-08-17 20:30:06 +0200 (mar., 17 août 2010) | 3 lines

  Fix <deque iterator>.__length_hint__() under 64-bit Windows.
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  r84150 | antoine.pitrou | 2010-08-17 21:33:30 +0200 (mar., 17 août 2010) | 3 lines

  Clean some 64-bit issues. Also, always spell "ssize_t" "Py_ssize_t".
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diff --git a/Include/setobject.h b/Include/setobject.h
index 4a9baff..574caf7 100644
--- a/Include/setobject.h
+++ b/Include/setobject.h
@@ -22,7 +22,11 @@
 #define PySet_MINSIZE 8
 
 typedef struct {
-    long hash;      /* cached hash code for the entry key */
+    /* Cached hash code of the key.  Note that hash codes are C longs.
+     * We have to use Py_ssize_t instead because set_pop() abuses
+     * the hash field to hold a search finger.
+     */
+    Py_ssize_t hash;
     PyObject *key;
 } setentry;