make hashes always the size of pointers; introduce Py_hash_t #9778
diff --git a/Python/ceval.c b/Python/ceval.c
index f85f33a..1eb5f62 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -2102,7 +2102,7 @@
                 /* Inline the PyDict_GetItem() calls.
                    WARNING: this is an extreme speed hack.
                    Do not try this at home. */
-                long hash = ((PyUnicodeObject *)w)->hash;
+                Py_hash_t hash = ((PyUnicodeObject *)w)->hash;
                 if (hash != -1) {
                     PyDictObject *d;
                     PyDictEntry *e;