1 files changed, 2 insertions, 2 deletions
diff --git a/arith.h b/arith.h
index 96541c8..442f060 100644
--- a/arith.h
+++ b/arith.h
@@ -22,7 +22,7 @@ static inline void __ACSS(volatile short *dst, const short *src)
 	    : "=r" (dst)
 	    : "r" (src), "0" (dst)
 	    : "memory"
-#if CLOBBERMMX
+#ifdef CLOBBERMMX
 	    , "%mm0", "%mm1", "%mm2", "%mm3"
 #endif
       );
@@ -42,7 +42,7 @@ static inline void __SCSS(volatile short *dst, const short *src)
 	    : "=r" (dst)
 	    : "r" (src), "0" (dst)
 	    : "memory"
-#if CLOBBERMMX
+#ifdef CLOBBERMMX
 	    , "%mm0", "%mm1", "%mm2", "%mm3"
 #endif
       );