[SCM] libav/experimental: shut gcc warning, also makes sense for NAN to be returned if the loop was never executed

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 63a547eabc3ec874ca0f732d141eb2b2e95224a8
Author: Oded Shimon <ods15 at ods15.dyndns.org>
Date:   Sat Oct 28 07:03:24 2006 +0000

    shut gcc warning, also makes sense for NAN to be returned if the loop was never executed
    
    Originally committed as revision 6818 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/eval.c b/libavcodec/eval.c
index bbd6ae4..4b88d5a 100644
--- a/libavcodec/eval.c
+++ b/libavcodec/eval.c
@@ -156,7 +156,7 @@ static double eval_expr(Parser * p, AVEvalExpr * e) {
         case e_gauss: { double d = eval_expr(p, e->param[0]); return exp(-d*d/2)/sqrt(2*M_PI); }
         case e_ld:     return e->value * p->var[clip(eval_expr(p, e->param[0]), 0, VARS-1)];
         case e_while: {
-            double d;
+            double d = NAN;
             while(eval_expr(p, e->param[0]))
                 d=eval_expr(p, e->param[1]);
             return d;

-- 
Libav/FFmpeg packaging