Define LUA_MAXUNSIGNED as a preprocessor constant

The previous definition of LUA_MAXUNSIGNED used a typecast,
making it unsuitable for constant expressions in the preprocessor.

1 files changed, 2 insertions, 2 deletions

diff --git a/lmathlib.c b/lmathlib.c
index 3454c41f..f6f0b426 100644
--- a/lmathlib.c
+++ b/lmathlib.c
@@ -276,7 +276,7 @@ static int math_type (lua_State *L) {
 /* there is a 'long long' type (which must have at least 64 bits) */
 #define Rand64          unsigned long long
 
-#elif (LUA_MAXINTEGER >> 30 >> 30) >= 7
+#elif (LUA_MAXUNSIGNED >> 31 >> 31) >= 3
 
 /* 'lua_Integer' has at least 64 bits */
 #define Rand64          lua_Unsigned
@@ -538,7 +538,7 @@ static lua_Unsigned project (lua_Unsigned ran, lua_Unsigned n,
     lim |= (lim >> 4);
     lim |= (lim >> 8);
     lim |= (lim >> 16);
-#if (LUA_MAXINTEGER >> 30) >= 3
+#if (LUA_MAXUNSIGNED >> 31) >= 3
     lim |= (lim >> 32);  /* integer type has more than 32 bits */
 #endif
   }