From b8aefd92c62c050c96e98059f84e59adb425f792 Mon Sep 17 00:00:00 2001
From: Daniel Arndt <daniel.arndt@iwr.uni-heidelberg.de>
Date: Thu, 10 Aug 2017 22:16:03 +0200
Subject: [PATCH] Fix clang warning in grid/grid_in.cc

---
 source/grid/grid_in.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/grid/grid_in.cc b/source/grid/grid_in.cc
index 7a12b1fe0e..c8598cce41 100644
--- a/source/grid/grid_in.cc
+++ b/source/grid/grid_in.cc
@@ -2076,7 +2076,9 @@ void GridIn<3>::read_netcdf (const std::string &filename)
   // take numbers::internal_face_boundary_id
   // as it denotes an internal face
   for (unsigned int i=0; i<bmarker.size(); ++i)
-    Assert(0<=bmarker[i] && bmarker[i]<numbers::internal_face_boundary_id, ExcIO());
+    Assert(0<=bmarker[i] &&
+           static_cast<types::boundary_id>(bmarker[i])<numbers::internal_face_boundary_id,
+           ExcIO());
 
   // finally we setup the boundary
   // information
-- 
2.39.5