diff --git a/libvo/aclib_template.c b/libvo/aclib_template.c
index 0b50f7ecf3..4ec6c492fb 100644
--- a/libvo/aclib_template.c
+++ b/libvo/aclib_template.c
@@ -199,8 +199,8 @@ static void * RENAME(fast_memcpy)(void * to, const void * from, size_t len)
 		"movntps %%xmm2, 32(%1)\n"
 		"movntps %%xmm3, 48(%1)\n"
 		:: "r" (from), "r" (to) : "memory");
-		((const unsigned char *)from)+=64;
-		((unsigned char *)to)+=64;
+		from=((const unsigned char *) from)+64;
+		to=((unsigned char *)to)+64;
 	}
 	else
 	/*
@@ -221,8 +221,8 @@ static void * RENAME(fast_memcpy)(void * to, const void * from, size_t len)
 		"movntps %%xmm2, 32(%1)\n"
 		"movntps %%xmm3, 48(%1)\n"
 		:: "r" (from), "r" (to) : "memory");
-		((const unsigned char *)from)+=64;
-		((unsigned char *)to)+=64;
+		from=((const unsigned char *)from)+64;
+		to=((unsigned char *)to)+64;
 	}
 #else
 	// Align destination at BLOCK_SIZE boundary
@@ -424,8 +424,8 @@ static void * RENAME(mem2agpcpy)(void * to, const void * from, size_t len)
 		MOVNTQ" %%mm6, 48(%1)\n"
 		MOVNTQ" %%mm7, 56(%1)\n"
 		:: "r" (from), "r" (to) : "memory");
-		((const unsigned char *)from)+=64;
-		((unsigned char *)to)+=64;
+		from=((const unsigned char *)from)+64;
+		to=((unsigned char *)to)+64;
 	}
 #ifdef HAVE_MMX2
                 /* since movntq is weakly-ordered, a "sfence"