From 18930081cef661cd1ec576aac712e21432220c2b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C3=A5rd=20Skaflestad?= <Bard.Skaflestads@sintef.no>
Date: Wed, 20 Jun 2012 18:42:19 +0000
Subject: [PATCH] process_vertical_faces(): Explicitly assert that "direction"
 is zero or one only.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Bård Skaflestad <Bard.Skaflestad@sintef.no>
---
 preprocess.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/preprocess.c b/preprocess.c
index b38b2039..60ef6720 100644
--- a/preprocess.c
+++ b/preprocess.c
@@ -219,6 +219,8 @@ process_vertical_faces(int direction,
     int *ptr;
     int len;
 
+    assert ((direction == 0) || (direction == 1));
+    
     d[0] = 2 * (nx + 0);
     d[1] = 2 * (ny + 0);
     d[2] = 2 * (nz + 1);