lua_Unsigned uses 64-bit ints again, fixing many bugs (closes #7)

MCJack123 · Feb 19, 2024 · 89dcba9 · 89dcba9
1 parent 43c3746
commit 89dcba9
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Showing 3 changed files with 5 additions and 3 deletions.
diff --git a/include/luaconf.h b/include/luaconf.h
@@ -10,6 +10,7 @@
 
 #include <limits.h>
 #include <stddef.h>
+#include <stdint.h>
 
 
 /*
@@ -462,7 +463,7 @@
 @@ LUA_UNSIGNED is the integral type used by lua_pushunsigned/lua_tounsigned.
 ** It must have at least 32 bits.
 */
-#define LUA_UNSIGNED	unsigned LUA_INT32
+#define LUA_UNSIGNED	uintptr_t
 
 
 

diff --git a/src/lbitlib.c b/src/lbitlib.c
@@ -118,7 +118,7 @@ static int b_arshift (lua_State *L) {
   else {  /* arithmetic shift for 'negative' number */
     if (i >= LUA_NBITS) r = ALLONES;
     else
-      r = trim((r >> i) | ~(~(b_uint)0 >> i));  /* add signal bit */
+      r = trim((r >> i) | ~(ALLONES >> i));  /* add signal bit */
     lua_pushunsigned(L, r);
     return 1;
   }

diff --git a/src/luaconf.h b/src/luaconf.h
@@ -10,6 +10,7 @@
 
 #include <limits.h>
 #include <stddef.h>
+#include <stdint.h>
 
 
 /*
@@ -462,7 +463,7 @@
 @@ LUA_UNSIGNED is the integral type used by lua_pushunsigned/lua_tounsigned.
 ** It must have at least 32 bits.
 */
-#define LUA_UNSIGNED	unsigned LUA_INT32
+#define LUA_UNSIGNED	uintptr_t