From 3595e6f93c0ac0086d1dc02fcbffcc3e2371d9be Mon Sep 17 00:00:00 2001
From: Mark Olesen <Mark.Olesen@esi-group.com>
Date: Wed, 12 May 2021 09:41:38 +0200
Subject: [PATCH] COMP: specify default format for vtk::polyWriter constructor
 (internals)

- gcc-4.8.5 does not respect the default parameter,
  thus specify format explicitly
---
 src/fileFormats/vtk/write/foamVtkPolyWriter.C | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/fileFormats/vtk/write/foamVtkPolyWriter.C b/src/fileFormats/vtk/write/foamVtkPolyWriter.C
index 46bd8a854d..1beedeb153 100644
--- a/src/fileFormats/vtk/write/foamVtkPolyWriter.C
+++ b/src/fileFormats/vtk/write/foamVtkPolyWriter.C
@@ -382,7 +382,8 @@ Foam::vtk::polyWriter::polyWriter
     bool parallel
 )
 :
-    polyWriter()
+    // Default parameter fails for gcc-4.8.5, thus specify format here
+    polyWriter(vtk::formatType::INLINE_BASE64)
 {
     open(file, parallel);
 }