diff --git a/py/objarray.c b/py/objarray.c index e3a59a0f89cfaa72ebdf5c3987fa3850bd1bc288..30613fcb6e4b1b0d5b6c5c4a9c857103de9b2b01 100644 --- a/py/objarray.c +++ b/py/objarray.c @@ -54,7 +54,7 @@ #if MICROPY_PY_BUILTINS_MEMORYVIEW #define TYPECODE_MASK (0x7f) #else -#define TYPECODE_MASK (~(mp_uint_t)1) +#define TYPECODE_MASK (~(mp_uint_t)0) #endif typedef struct _mp_obj_array_t {