python · Fidget-Spinner · Jun 27, 2024 · Jun 27, 2024 · Jun 27, 2024 · Jun 27, 2024
diff --git a/Misc/NEWS.d/next/Build/2024-06-27-18-03-20.gh-issue-121082.w3AfRx.rst b/Misc/NEWS.d/next/Build/2024-06-27-18-03-20.gh-issue-121082.w3AfRx.rst
@@ -0,0 +1 @@
+Fix build failure when the developer use ``--enable-pystats`` arguments in configuration command after #118450.
diff --git a/Python/specialize.c b/Python/specialize.c
@@ -2364,7 +2364,8 @@ _Py_Specialize_ForIter(_PyStackRef iter, _Py_CODEUNIT *instr, int oparg)
    assert(ENABLE_SPECIALIZATION);
    assert(_PyOpcode_Caches[FOR_ITER] == INLINE_CACHE_ENTRIES_FOR_ITER);
    _PyForIterCache *cache = (_PyForIterCache *)(instr + 1);
-    PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(iter));
+    PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
+    PyTypeObject *tp = Py_TYPE(iter_o);
    if (tp == &PyListIter_Type) {
        instr->op.code = FOR_ITER_LIST;
        goto success;
@@ -2389,7 +2390,7 @@ _Py_Specialize_ForIter(_PyStackRef iter, _Py_CODEUNIT *instr, int oparg)
        goto success;
    }
    SPECIALIZATION_FAIL(FOR_ITER,
-                        _PySpecialization_ClassifyIterator(iter));
+                        _PySpecialization_ClassifyIterator(iter_o));
 failure:
    STAT_INC(FOR_ITER, failure);
    instr->op.code = FOR_ITER;
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Fix build failure when the developer use ``--enable-pystats`` arguments in configuration command after #118450.