diff --git a/src/xc.c b/src/xc.c
index d0d5c19..5bb1888 100644
--- a/src/xc.c
+++ b/src/xc.c
@@ -207,12 +207,6 @@ void dispatch(void) {
   register LispPTR tscache;
 #endif
 
-#ifdef sparc
-  register struct state *stateptrcache = MState;
-#undef MState
-#define MState stateptrcache
-#endif
-
   /* OP_FN_COMMON arguments */
 
   DefCell *fn_defcell;