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applications/test/sizeof/Test-sizeof.C

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+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Description
+    Test the sizeof various classes.
+
+\*---------------------------------------------------------------------------*/
+
+#include "bool.H"
+#include "Switch.H"
+#include "string.H"
+#include "dictionary.H"
+#include "nil.H"
+#include "IOstreams.H"
+#include "IStringStream.H"
+
+namespace Foam
+{
+   class hasBoolClass
+   {
+   public:
+      bool b_;
+
+      hasBoolClass(const bool val=false)
+      :
+          b_(false)
+      {}
+   };
+
+}
+
+
+using namespace Foam;
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+// Main program:
+
+int main(int argc, char *argv[])
+{
+    cout<<"sizeof\n------\n";
+    {
+        nil x;
+        cout<<"nil:" << sizeof(x) << nl;
+    }
+    {
+        bool x(0);
+        cout<<"bool:" << sizeof(x) << nl;
+    }
+    {
+        hasBoolClass x(true);
+        cout<<"hasBoolClass:" << sizeof(x) << nl;
+    }
+
+    {
+        Switch x("n");
+        cout<<"Switch:" << sizeof(x) << nl;
+        cout<<"Switch::switchType=" << sizeof(Switch::switchType) << nl;
+    }
+
+    {
+        scalar x(0);
+        cout<<"scalar:" << sizeof(x) << nl;
+    }
+
+    {
+        label x(0);
+        cout<<"label:" << sizeof(x) << nl;
+    }
+
+    {
+        cout<<"int:" << sizeof(int) << nl;
+        cout<<"long:" << sizeof(long) << nl;
+        cout<<"float:" << sizeof(float) << nl;
+        cout<<"double:" << sizeof(double) << nl;
+    }
+
+
+    Info << "---\nEnd\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //