From 5c4b0e490a02db77fe6bd1fce929263a3b2b7cab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joachim=20Sch=C3=B6berl?= <joachim.schoeberl@tuwien.ac.at>
Date: Sun, 29 Sep 2019 10:54:55 +0200
Subject: [PATCH] little polish

---
 libsrc/general/template.hpp | 8 +++++++-
 libsrc/meshing/delaunay.cpp | 4 ++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/libsrc/general/template.hpp b/libsrc/general/template.hpp
index 534fa6e6..afca79c7 100644
--- a/libsrc/general/template.hpp
+++ b/libsrc/general/template.hpp
@@ -166,13 +166,19 @@ public:
   friend ostream & operator<<(ostream  & s, const INDEX_2 & i2);
 };
 
-
+  /*
 inline INDEX_2 Sort (const INDEX_2 & i2)
 {
   INDEX_2 tmp = i2;
   tmp.Sort();
   return tmp;
 }
+  */
+inline INDEX_2 Sort (INDEX_2 i2)
+{
+  i2.Sort();
+  return i2;
+}
 
 inline bool operator< (const INDEX_2 ia, const INDEX_2 ib)
 {
diff --git a/libsrc/meshing/delaunay.cpp b/libsrc/meshing/delaunay.cpp
index 9aa14f81..4ae55439 100644
--- a/libsrc/meshing/delaunay.cpp
+++ b/libsrc/meshing/delaunay.cpp
@@ -790,9 +790,13 @@ namespace netgen
 
 	double r2 = Dist2 (*pp[0], pc);
 	if (hasclose)
+          /*
 	  for (int k = 1; k <= closesphere.GetArray().Size(); k++)
 	    {
 	      int csameind = closesphere.GetArray().Get(k); 
+          */
+          for (int csameind : closesphere.GetArray())
+            {
 	      if (!insphere.IsIn(csameind) &&
 		  fabs (r2 - radi2.Get(csameind)) < 1e-10 && 
 		  Dist2 (pc, centers.Get(csameind)) < 1e-20)