From a6205e6e4f596a83000329ba6300eb5f6de7c42c Mon Sep 17 00:00:00 2001
From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Fri, 23 Apr 2021 19:57:20 -0700
Subject: [PATCH] add a return value to add_edges_in_G

Related to #1801.
---
 lib/ortho/ortho.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/ortho/ortho.c b/lib/ortho/ortho.c
index ffb43e45a..2c3746b3f 100644
--- a/lib/ortho/ortho.c
+++ b/lib/ortho/ortho.c
@@ -745,7 +745,7 @@ seg_cmp(segment* S1, segment* S2)
 	return segCmp (S1, S2, B_DOWN, B_UP);
 }
 
-static void 
+static int
 add_edges_in_G(channel* cp)
 {
     int x,y;
@@ -763,6 +763,8 @@ add_edges_in_G(channel* cp)
 	    }
 	}
     }
+
+    return 0;
 }
 
 static int
-- 
2.50.1