https://github.com/freebsd/freebsd-ports/commit/8cf728289caf3a06b225866707277d5ff170dff0

Index: y4mdenoise/Region2D.hh
--- y4mdenoise/Region2D.hh.orig
+++ y4mdenoise/Region2D.hh
@@ -402,8 +402,8 @@ Region2D<INDEX,SIZE>::~Region2D()
 	// Nothing to do.
 }
 
+#if 0
 
-
 // Add the given horizontal extent to the region.
 template <class INDEX, class SIZE>
 template <class REGION, class REGION_TEMP>
@@ -481,8 +481,8 @@ error:
 	assert (false);
 }
 
+#endif
 
-
 // Make the current region represent the union between itself
 // and the other given region.
 template <class INDEX, class SIZE>
@@ -511,8 +511,8 @@ Region2D<INDEX,SIZE>::Union (Status_t &a_reStatus,
 	}
 }
 
+#if 0
 
-
 // Make the current region represent the union between itself
 // and the other given region.
 template <class INDEX, class SIZE>
@@ -687,7 +687,7 @@ error:
 	assert (false);
 }
 
-
+#endif
 
 // Flood-fill the current region.
 template <class INDEX, class SIZE>
