From efdcd6baa710af11bdc2f4930e42e439cc1b2ff8 Mon Sep 17 00:00:00 2001
From: Milan Rossa <rossa.milan@gmail.com>
Date: Mon, 5 Aug 2019 17:06:22 +0200
Subject: [PATCH] py/showbc: Fix off-by-one when showing address of unknown
opcode.
---
py/showbc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/py/showbc.c b/py/showbc.c
index b9024b716..8b97c8def 100644
--- a/py/showbc.c
+++ b/py/showbc.c
@@ -540,7 +540,7 @@ const byte *mp_bytecode_print_str(const byte *ip) {
mp_uint_t op = ip[-1] - MP_BC_BINARY_OP_MULTI;
printf("BINARY_OP " UINT_FMT " %s", op, qstr_str(mp_binary_op_method_name[op]));
} else {
- printf("code %p, byte code 0x%02x not implemented\n", ip, ip[-1]);
+ printf("code %p, byte code 0x%02x not implemented\n", ip - 1, ip[-1]);
assert(0);
return ip;
}
--
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