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-rw-r--r--Misc/NEWS3
-rw-r--r--Modules/_tkinter.c2
2 files changed, 4 insertions, 1 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 9a3ace5..c7dbe29 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -66,6 +66,9 @@ Core and Builtins
Library
-------
+- Issue #18909: Fix _tkinter.tkapp.interpaddr() on Windows 64-bit, don't cast
+ 64-bit pointer to long (32 bits).
+
- Issue #18876: The FileIO.mode attribute now better reflects the actual mode
under which the file was opened. Patch by Erik Bray.
diff --git a/Modules/_tkinter.c b/Modules/_tkinter.c
index f049102..e6b72d3 100644
--- a/Modules/_tkinter.c
+++ b/Modules/_tkinter.c
@@ -2688,7 +2688,7 @@ Tkapp_InterpAddr(PyObject *self, PyObject *args)
if (!PyArg_ParseTuple(args, ":interpaddr"))
return NULL;
- return PyLong_FromLong((long)Tkapp_Interp(self));
+ return PyLong_FromVoidPtr(Tkapp_Interp(self));
}
static PyObject *