diff --git a/src/lj_obj.h b/src/lj_obj.h
index 33237119..31104429 100644
--- a/src/lj_obj.h
+++ b/src/lj_obj.h
@@ -517,8 +517,8 @@ typedef struct global_State {
   lua_Alloc allocf;	/* Memory allocator. */
   void *allocd;		/* Memory allocator data. */
   GCState gc;		/* Garbage collector. */
+  volatile int32_t vmstate;  /* VM state or current JIT code trace number. */
   SBuf tmpbuf;		/* Temporary string buffer. */
-  Node nilnode;		/* Fallback 1-element hash part (nil key and value). */
   GCstr strempty;	/* Empty string. */
   uint8_t stremptyz;	/* Zero terminator of empty string. */
   uint8_t hookmask;	/* Hook mask. */
@@ -527,13 +527,13 @@ typedef struct global_State {
   GCRef mainthref;	/* Link to main thread. */
   TValue registrytv;	/* Anchor for registry. */
   TValue tmptv, tmptv2;	/* Temporary TValues. */
+  Node nilnode;		/* Fallback 1-element hash part (nil key and value). */
   GCupval uvhead;	/* Head of double-linked list of all open upvalues. */
   int32_t hookcount;	/* Instruction hook countdown. */
   int32_t hookcstart;	/* Start count for instruction hook counter. */
   lua_Hook hookf;	/* Hook function. */
   lua_CFunction wrapf;	/* Wrapper for C function calls. */
   lua_CFunction panic;	/* Called as a last resort for errors. */
-  volatile int32_t vmstate;  /* VM state or current JIT code trace number. */
   BCIns bc_cfunc_int;	/* Bytecode for internal C function calls. */
   BCIns bc_cfunc_ext;	/* Bytecode for external C function calls. */
   GCRef jit_L;		/* Current JIT code lua_State or NULL. */