1 files changed, 6 insertions, 2 deletions

diff --git a/src/lua-5.3/lundump.h b/src/lua/lundump.h
index ce492d6..f3748a9 100644
--- a/src/lua-5.3/lundump.h
+++ b/src/lua/lundump.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lundump.h,v 1.45.1.1 2017/04/19 17:20:42 roberto Exp $
+** $Id: lundump.h $
 ** load precompiled Lua chunks
 ** See Copyright Notice in lua.h
 */
@@ -18,8 +18,12 @@
 #define LUAC_INT        0x5678
 #define LUAC_NUM        cast_num(370.5)
 
-#define MYINT(s)        (s[0]-'0')
+/*
+** Encode major-minor version in one byte, one nibble for each
+*/
+#define MYINT(s)        (s[0]-'0')  /* assume one-digit numerals */
 #define LUAC_VERSION    (MYINT(LUA_VERSION_MAJOR)*16+MYINT(LUA_VERSION_MINOR))
+
 #define LUAC_FORMAT     0       /* this is the official format */
 
 /* load one chunk; from lundump.c */