From b2b211bb566245ab57cd7225a520a86779c38b02 Mon Sep 17 00:00:00 2001
From: "dejun.xdj" <dejun.xdj@alibaba-inc.com>
Date: Sat, 29 Dec 2018 14:54:05 +0800
Subject: [PATCH] Change SDS_HDR_VAR macro to a properer definition.

Avoid type conversion error in c++.
---
 sds.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sds.h b/sds.h
index 1bdb60d..bf9dd6a 100644
--- a/sds.h
+++ b/sds.h
@@ -80,8 +80,8 @@ struct __attribute__ ((__packed__)) sdshdr64 {
 #define SDS_TYPE_64 4
 #define SDS_TYPE_MASK 7
 #define SDS_TYPE_BITS 3
-#define SDS_HDR_VAR(T,s) struct sdshdr##T *sh = (void*)((s)-(sizeof(struct sdshdr##T)));
 #define SDS_HDR(T,s) ((struct sdshdr##T *)((s)-(sizeof(struct sdshdr##T))))
+#define SDS_HDR_VAR(T,s) struct sdshdr##T *sh = SDS_HDR(T,s)
 #define SDS_TYPE_5_LEN(f) ((f)>>SDS_TYPE_BITS)
 
 static inline size_t sdslen(const sds s) {