From bfbd94401d9cf658fc50b2e45896aba300a7af71 Mon Sep 17 00:00:00 2001
From: Damien George
Date: Thu, 9 Jan 2020 11:01:14 +1100
Subject: py: Make mp_obj_get_type() return a const ptr to mp_obj_type_t.

Most types are in rodata/ROM, and mp_obj_base_t.type is a constant pointer,
so enforce this const-ness throughout the code base.  If a type ever needs
to be modified (eg a user type) then a simple cast can be used.
---
 py/objtuple.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'py/objtuple.c')

diff --git a/py/objtuple.c b/py/objtuple.c
index 740e0795b..10a5e586f 100644
--- a/py/objtuple.c
+++ b/py/objtuple.c
@@ -105,7 +105,7 @@ STATIC mp_obj_t mp_obj_tuple_make_new(const mp_obj_type_t *type_in, size_t n_arg
 // Don't pass MP_BINARY_OP_NOT_EQUAL here
 STATIC mp_obj_t tuple_cmp_helper(mp_uint_t op, mp_obj_t self_in, mp_obj_t another_in) {
     mp_check_self(mp_obj_is_tuple_compatible(self_in));
-    mp_obj_type_t *another_type = mp_obj_get_type(another_in);
+    const mp_obj_type_t *another_type = mp_obj_get_type(another_in);
     mp_obj_tuple_t *self = MP_OBJ_TO_PTR(self_in);
     if (another_type->getiter != mp_obj_tuple_getiter) {
         // Slow path for user subclasses
-- 
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