From c928fc14dc5459bb4e6ae63a030d6cc0ca46beeb Mon Sep 17 00:00:00 2001
From: Evon Silvia <esilvia@quantumspatial.com>
Date: Tue, 3 Nov 2020 16:42:15 -0800
Subject: [PATCH] Fixed issue-16

Fixes #16 to prevent infinite recursion when a triangle was previously deleted from hull_next.

Port of fix in original JavaScript https://github.com/mapbox/delaunator/issues/44
---
 include/delaunator.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/delaunator.hpp b/include/delaunator.hpp
index 6bc5221..1c77d7c 100644
--- a/include/delaunator.hpp
+++ b/include/delaunator.hpp
@@ -508,7 +508,7 @@ std::size_t Delaunator::legalize(std::size_t a) {
                         hull_tri[e] = a;
                         break;
                     }
-                    e = hull_next[e];
+                    e = hull_prev[e];
                 } while (e != hull_start);
             }
             link(a, hbl);