From 223a85985393ab6e9a71dab4a8877ed4ac15d82c Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Thu, 7 May 2015 01:07:30 +0200
Subject: [PATCH] swresample/dither_template: Do not define macro functions to
 nothing

This avoids potential warnings

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libswresample/dither_template.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libswresample/dither_template.c b/libswresample/dither_template.c
index 4af73127790..1e35dfb0401 100644
--- a/libswresample/dither_template.c
+++ b/libswresample/dither_template.c
@@ -2,12 +2,12 @@
 #if defined(TEMPLATE_DITHER_DBL)
 #    define RENAME(N) N ## _double
 #    define DELEM  double
-#    define CLIP(v)
+#    define CLIP(v) while(0)
 
 #elif defined(TEMPLATE_DITHER_FLT)
 #    define RENAME(N) N ## _float
 #    define DELEM  float
-#    define CLIP(v)
+#    define CLIP(v) while(0)
 
 #elif defined(TEMPLATE_DITHER_S32)
 #    define RENAME(N) N ## _int32
-- 
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