move assert to _Py_memory_repeat

Author: eendebakpt

Include/internal/pycore_list.h

@@ -60,6 +60,7 @@ _PyList_AppendTakeRef(PyListObject *self, PyObject *newitem)
 static inline void
 _Py_memory_repeat(char* dest, Py_ssize_t len_dest, Py_ssize_t len_src)
 {
+    assert(len_src > 0);
     Py_ssize_t copied = len_src;
     while (copied < len_dest) {
         Py_ssize_t bytes_to_copy = Py_MIN(copied, len_dest - copied);

Objects/tupleobject.c

@@ -508,7 +508,6 @@ tuplerepeat(PyTupleObject *a, Py_ssize_t n)
         return tuple_get_empty();
     }
     assert(n>0);
-    assert(input_size > 0);
 
     if (input_size > PY_SSIZE_T_MAX / n)
         return PyErr_NoMemory();