bpo-41078: Fix bltinmodule.c with Py_TRACE_REFS (GH-21058)
Add pycore_object.h include to fix bltinmodule.c when Py_TRACE_REFS
macro is defined.
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index a582ccd..89b7fce 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -4,6 +4,7 @@
#include <ctype.h>
#include "ast.h"
#undef Yield /* undefine macro conflicting with <winbase.h> */
+#include "pycore_object.h" // _Py_AddToAllObjects()
#include "pycore_pyerrors.h" // _PyErr_NoMemory()
#include "pycore_pystate.h" // _PyThreadState_GET()
#include "pycore_tuple.h" // _PyTuple_FromArray()