From 41766577f53a53542e8ea6b1d1a8f753b0885214 Mon Sep 17 00:00:00 2001
From: Benoit Germain <b n t DOT g e r m a i n AT g m a i l DOT c o m>
Date: Tue, 30 Oct 2018 17:35:43 +0100
Subject: More buildfix. someday I'll wake up

---
 src/uniquekey.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/uniquekey.h b/src/uniquekey.h
index c90d09a..b9a35cb 100644
--- a/src/uniquekey.h
+++ b/src/uniquekey.h
@@ -11,7 +11,7 @@ struct s_UniqueKey
 typedef struct s_UniqueKey UniqueKey;
 
 #if defined(LUA_JITLIBNAME) && (defined(__x86_64__) || defined(_M_X64)) // building against LuaJIT headers, light userdata is restricted to 47 significant bits.
-#define MAKE_UNIQUE_KEY( p_) ((void*)(p_) & 0x7fffffffffffull)
+#define MAKE_UNIQUE_KEY( p_) ((void*)((ptrdiff_t)(p_) & 0x7fffffffffffull))
 #else // LUA_JITLIBNAME
 #define MAKE_UNIQUE_KEY( p_) ((void*) p_)
 #endif // LUA_JITLIBNAME
-- 
cgit v1.2.3-55-g6feb