1 files changed, 8 insertions, 0 deletions
diff --git a/Python/ceval_gil.c b/Python/ceval_gil.c
index f3b1692..ad90359 100644
--- a/Python/ceval_gil.c
+++ b/Python/ceval_gil.c
@@ -610,8 +610,16 @@ PyEval_SaveThread(void)
 void
 PyEval_RestoreThread(PyThreadState *tstate)
 {
+#ifdef MS_WINDOWS
+    int err = GetLastError();
+#endif
+
     _Py_EnsureTstateNotNULL(tstate);
     _PyThreadState_Attach(tstate);
+
+#ifdef MS_WINDOWS
+    SetLastError(err);
+#endif
 }