#4801 _collections module fails to build on cygwin.

_PyObject_GC_TRACK is the macro version of PyObject_GC_Track,
and according to documentation it should not be used for extension modules.

diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c
index 37633d2dda88d840c064a99f5a0b3c34a0b788dd..002953203247cf61490170f5c45e43655156b4f4 100644 (file)
--- a/Modules/_collectionsmodule.c
+++ b/Modules/_collectionsmodule.c
@@ -967,7 +967,7 @@ deque_iter(dequeobject *deque)
        it->deque = deque;
        it->state = deque->state;
        it->counter = deque->len;
-       _PyObject_GC_TRACK(it);
+       PyObject_GC_Track(it);
        return (PyObject *)it;
 }
 
@@ -1077,7 +1077,7 @@ deque_reviter(dequeobject *deque)
        it->deque = deque;
        it->state = deque->state;
        it->counter = deque->len;
-       _PyObject_GC_TRACK(it);
+       PyObject_GC_Track(it);
        return (PyObject *)it;
 }