1 files changed, 2 insertions, 1 deletions

diff --git a/src/lj_def.h b/src/lj_def.h
index 074090af..e72a8ef9 100644
--- a/src/lj_def.h
+++ b/src/lj_def.h
@@ -62,7 +62,7 @@ typedef unsigned __int32 uintptr_t;
 #define LJ_MIN_SBUF     32              /* Min. string buffer length. */
 #define LJ_MIN_VECSZ    8               /* Min. size for growable vectors. */
 #define LJ_MIN_IRSZ     32              /* Min. size for growable IR. */
-#define LJ_MIN_KNUMSZ   16              /* Min. size for chained KNUM array. */
+#define LJ_MIN_K64SZ    16              /* Min. size for chained K64Array. */
 
 /* JIT compiler limits. */
 #define LJ_MAX_JSLOTS   250             /* Max. # of stack slots for a trace. */
@@ -90,6 +90,7 @@ typedef unsigned __int32 uintptr_t;
 #define checki16(x)     ((x) == (int32_t)(int16_t)(x))
 #define checku16(x)     ((x) == (int32_t)(uint16_t)(x))
 #define checki32(x)     ((x) == (int32_t)(x))
+#define checku32(x)     ((x) == (uint32_t)(x))
 #define checkptr32(x)   ((uintptr_t)(x) == (uint32_t)(uintptr_t)(x))
 
 /* Every half-decent C compiler transforms this into a rotate instruction. */