Add safecase to silence Win64 warning.

33cac857 · Martin v. Löwis · d1b7f399 · 33cac857
Commit 33cac857 authored May 15, 2012 by Martin v. Löwis
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Modules/itertoolsmodule.c Modules/itertoolsmodule.c +2 -1

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--- a/Modules/itertoolsmodule.c
+++ b/Modules/itertoolsmodule.c
@@ -533,7 +533,8 @@ teedataobject_new(PyTypeObject *type, PyObject *args, PyObject *kw)
        tdo->values[i] = PyList_GET_ITEM(values, i);
        Py_INCREF(tdo->values[i]);
    }
-    tdo->numread = len;
+    /* len <= LINKCELLS < INT_MAX */
+    tdo->numread = Py_SAFE_DOWNCAST(len, Py_ssize_t, int);

    if (len == LINKCELLS) {
        if (next != Py_None) {