From f75d194d77401768654c4faa7bd66409510d97fe Mon Sep 17 00:00:00 2001
From: Nils Philippsen <nils@redhat.com>
Date: Wed, 20 Apr 2011 13:43:08 +0200
Subject: [PATCH] base: don't define and set unused variable

otherwise gcc 4.6 would warn about it
---
 babl/base/model-gray.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/babl/base/model-gray.c b/babl/base/model-gray.c
index e6b907c..5582c78 100644
--- a/babl/base/model-gray.c
+++ b/babl/base/model-gray.c
@@ -143,12 +143,11 @@ rgba_to_gray (char *src,
   while (n--)
     {
       double red, green, blue;
-      double luminance, alpha;
+      double luminance;
 
       red   = ((double *) src)[0];
       green = ((double *) src)[1];
       blue  = ((double *) src)[2];
-      alpha = ((double *) src)[3];
 
       luminance = red * RGB_LUMINANCE_RED +
                   green * RGB_LUMINANCE_GREEN +
-- 
2.30.2