Issue #18909: Fix _tkinter.tkapp.interpaddr() on Windows 64-bit, don't cast

64-bit pointer to long (32 bits).

diff --git a/Misc/NEWS b/Misc/NEWS
index 7ef400ea8880ad419d61ec23f33548ba28d826b4..14201ca486983cb5fe0b71bda3394f68cc3ed0c9 100644 (file)
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -32,6 +32,9 @@ 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 52ee881373f2b78f6c00182d870c8cf0afda22e3..0627d60b6779a280507339e25c396d90e38ede6b 100644 (file)
--- a/Modules/_tkinter.c
+++ b/Modules/_tkinter.c
@@ -2814,7 +2814,7 @@ Tkapp_InterpAddr(PyObject *self, PyObject *args)
     if (!PyArg_ParseTuple(args, ":interpaddr"))
         return NULL;
 
-    return PyInt_FromLong((long)Tkapp_Interp(self));
+    return PyLong_FromVoidPtr(Tkapp_Interp(self));
 }
 
 static PyObject *