--- a/src/audio/SDL_audiocvt.c	Thu Jul 11 22:04:16 2013 -0700
+++ b/src/audio/SDL_audiocvt.c	Fri Jul 12 01:26:43 2013 -0400
@@ -293,10 +293,9 @@
         const type *src = (const type *) (cvt->buf + cvt->len_cvt); \
         type *dst = (type *) (cvt->buf + cvt->len_cvt * 2); \
         for (i = cvt->len_cvt / sizeof(type); i; --i) { \
-            const type val = *src; \
             src -= 1; \
             dst -= 2; \
-            dst[0] = dst[1] = val; \
+            dst[0] = dst[1] = *src; \
         } \
     }