Use constructor to create small int (avoid exposing mp_obj_t internals to VM).

af61a1a4 · Paul Sokolovsky · John R. Lenton · b6e9c7c6 · af61a1a4
Commit af61a1a4 authored Jan 06, 2014 by Paul Sokolovsky Committed by John R. Lenton Jan 07, 2014
--- a/py/vm.c
+++ b/py/vm.c
@@ -106,7 +106,7 @@ bool mp_execute_byte_code_2(const byte **ip_in_out, mp_obj_t *fastn, mp_obj_t **
                    case MP_BC_LOAD_CONST_SMALL_INT:
                        unum = (ip[0] | (ip[1] << 8) | (ip[2] << 16)) - 0x800000;
                        ip += 3;
-                        PUSH((mp_obj_t)(unum << 1 | 1));
+                        PUSH(MP_OBJ_NEW_SMALL_INT(unum));
                        break;

                    case MP_BC_LOAD_CONST_DEC: