From 2c6f4c44bf5fb7ab3ec35eb5b813dff54b6f0a8f Mon Sep 17 00:00:00 2001
From: Dmitri Naumov <github@naumov.de>
Date: Fri, 9 Jun 2017 00:54:16 +0200
Subject: [PATCH] [MeL] VtkIO: Avoid unused parameters warning.

The parameters are used for PETSc compilation.
---
 MeshLib/IO/VtkIO/VtuInterface-impl.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/MeshLib/IO/VtkIO/VtuInterface-impl.h b/MeshLib/IO/VtkIO/VtuInterface-impl.h
index 6f8c904802d..44da8a37f7c 100644
--- a/MeshLib/IO/VtkIO/VtuInterface-impl.h
+++ b/MeshLib/IO/VtkIO/VtuInterface-impl.h
@@ -72,6 +72,10 @@ bool VtuInterface::writeVTU(std::string const& file_name,
     vtuWriter->SetNumberOfPieces(num_partitions);
     vtuWriter->SetStartPiece(rank);
     vtuWriter->SetEndPiece(rank);
+#else
+    // avoid unused parameter warnings.
+    (void)num_partitions;
+    (void)rank;
 #endif
 
     return (vtuWriter->Write() > 0);
-- 
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