#define EF_(f) extern F_ f(void)
typedef StgWord StgWordArray[];
-#define EI_ extern StgWordArray
-#define II_ static StgWordArray
+#define EI_(X) extern StgWordArray (X) GNU_ATTRIBUTE(aligned (8))
+#define II_(X) static StgWordArray (X) GNU_ATTRIBUTE(aligned (8))
/* -----------------------------------------------------------------------------
Tail calls