From d7150b09d752b48bfa5df66fd1438bbcca18eb09 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Tue, 17 Jan 2017 17:03:56 +1100
Subject: [PATCH] py/runtime: Refactor default case of switch to remove
 assert(0).

---
 py/runtime.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/py/runtime.c b/py/runtime.c
index 4a51c00b5..9d2c0ef46 100644
--- a/py/runtime.c
+++ b/py/runtime.c
@@ -220,11 +220,9 @@ mp_obj_t mp_unary_op(mp_uint_t op, mp_obj_t arg) {
                 } else {
                     return MP_OBJ_NEW_SMALL_INT(-val);
                 }
-            case MP_UNARY_OP_INVERT:
-                return MP_OBJ_NEW_SMALL_INT(~val);
             default:
-                assert(0);
-                return arg;
+                assert(op == MP_UNARY_OP_INVERT);
+                return MP_OBJ_NEW_SMALL_INT(~val);
         }
     } else if (op == MP_UNARY_OP_HASH && MP_OBJ_IS_STR_OR_BYTES(arg)) {
         // fast path for hashing str/bytes
-- 
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