From: Daniel Arndt <arndtd@ornl.gov>
Date: Sat, 23 Nov 2019 20:18:58 +0000 (-0500)
Subject: Avoid C-style workaround in DataOutBase
X-Git-Tag: v9.2.0-rc1~856^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=135ca00b1703b0838e683282cb74de4db46cae3a;p=dealii.git

Avoid C-style workaround in DataOutBase
---

diff --git a/include/deal.II/base/data_out_base.h b/include/deal.II/base/data_out_base.h
index 324721d10c..e17f86261b 100644
--- a/include/deal.II/base/data_out_base.h
+++ b/include/deal.II/base/data_out_base.h
@@ -269,10 +269,9 @@ namespace DataOutBase
     /**
      * Patch indices of neighbors of the current patch. This is made available
      * for the OpenDX format that requires neighbor
-     * information for advanced output. For dim==0 we still allow one
-     * neighbor, to avoid compiler warnings about zero-sized arrays.
+     * information for advanced output.
      */
-    unsigned int neighbors[dim > 0 ? GeometryInfo<dim>::faces_per_cell : 1];
+    std::array<unsigned int, GeometryInfo<dim>::faces_per_cell> neighbors;
 
     /**
      * Number of this patch. Since we are not sure patches are always