check for overflow

Author: Fidget-Spinner

Python/optimizer_bytecodes.c

@@ -562,7 +562,9 @@ dummy_func(void) {
         (void)self_or_null;
         if (sym_is_const(callable) && sym_matches_type(callable, &PyFunction_Type)) {
             assert(PyFunction_Check(sym_get_const(callable)));
-            REPLACE_OP(this_instr, _CHECK_FUNCTION_VERSION_INLINE, func_version, (uintptr_t)sym_get_const(callable));
+            if (func_version == (uint16_t)func_version) {
+                REPLACE_OP(this_instr, _CHECK_FUNCTION_VERSION_INLINE, func_version, (uintptr_t)sym_get_const(callable));
+            }
         }
         sym_set_type(callable, &PyFunction_Type);
     }