From: Daniel Arndt <daniel.arndt@iwr.uni-heidelberg.de>
Date: Mon, 23 Apr 2018 13:59:23 +0000 (+0200)
Subject: Avoid uninitialized value in GridIn::read_mesh
X-Git-Tag: v9.0.0-rc1~114^2~1
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b572dd741a674724ce311863e45646a4e4c7179;p=dealii.git

Avoid uninitialized value in GridIn::read_mesh
---

diff --git a/source/grid/grid_in.cc b/source/grid/grid_in.cc
index d46cdc11b7..737840fc75 100644
--- a/source/grid/grid_in.cc
+++ b/source/grid/grid_in.cc
@@ -1530,7 +1530,7 @@ void GridIn<dim, spacedim>::read_msh (std::istream &in)
       else if (cell_type == 15)
         {
           // read the indices of nodes given
-          unsigned int node_index;
+          unsigned int node_index = 0;
           switch (gmsh_file_format)
             {
             case 1:
@@ -1544,6 +1544,8 @@ void GridIn<dim, spacedim>::read_msh (std::istream &in)
               in >> node_index;
               break;
             }
+            default:
+              Assert(false, ExcInternalError());
             }
 
           // we only care about boundary indicators assigned to individual