From c586c3c6b5222c88fe04545365e68d825433d8a0 Mon Sep 17 00:00:00 2001
From: Giles Bathgate <giles.bathgate@gmail.com>
Date: Wed, 18 Nov 2020 08:56:02 +0000
Subject: [PATCH] Fix use of uninitialized variable in SM_overlayer.h

---
 Nef_S2/include/CGAL/Nef_S2/SM_overlayer.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Nef_S2/include/CGAL/Nef_S2/SM_overlayer.h b/Nef_S2/include/CGAL/Nef_S2/SM_overlayer.h
index 5dc9dc30fc7..d6f0938bbdf 100644
--- a/Nef_S2/include/CGAL/Nef_S2/SM_overlayer.h
+++ b/Nef_S2/include/CGAL/Nef_S2/SM_overlayer.h
@@ -2118,7 +2118,7 @@ complete_face_support(SVertex_iterator v_start, SVertex_iterator v_end,
 { CGAL_NEF_TRACEN("complete_face_support");
   for (SVertex_iterator v = v_start; v != v_end; ++v) {
     CGAL_NEF_TRACEN("VERTEX = "<<PH(v));
-    Mark m_buffer[2];
+    Mark m_buffer[2] {};
     SHalfedge_handle e_below = halfedge_below(v);
     if ( v == v_start ) {
       for (int i=0; i<2; ++i){