1 files changed, 3 insertions, 0 deletions
diff --git a/Python/errors.c b/Python/errors.c
index 40d8e68..7927876 100644
--- a/Python/errors.c
+++ b/Python/errors.c
@@ -317,12 +317,14 @@ _PyErr_NormalizeException(PyThreadState *tstate, PyObject **exc,
                           PyObject **val, PyObject **tb)
 {
     int recursion_depth = 0;
+    tstate->overflowed++;
     PyObject *type, *value, *initial_tb;
 
   restart:
     type = *exc;
     if (type == NULL) {
         /* There was no exception, so nothing to do. */
+        tstate->overflowed--;
         return;
     }
 
@@ -374,6 +376,7 @@ _PyErr_NormalizeException(PyThreadState *tstate, PyObject **exc,
     }
     *exc = type;
     *val = value;
+    tstate->overflowed--;
     return;
 
   error: