Add curly brackets between amrex::Initialize and amrex::Finalize. (AM…

…ReX-Codes#2352)

This prevents segmentation faults that can occur if amrex objects
(like MultiFabs) are still in scope when Finalize is called.

Tools/C_util/Convergence/Add.cpp

@@ -44,38 +44,40 @@ main (int   argc,
       char* argv[])
 {
     amrex::Initialize(argc,argv);
+    {
 
-    if (argc == 1)
-        PrintUsage(argv[0]);
+        if (argc == 1)
+            PrintUsage(argv[0]);
 
-    ParmParse pp;
+        ParmParse pp;
 
-    FArrayBox::setFormat(FABio::FAB_IEEE_32);
-    //
-    // Scan the arguments.
-    //
-    std::string iFileDir, iFile, eFile, oFile, oFileDir;
-    Real factor;
+        FArrayBox::setFormat(FABio::FAB_IEEE_32);
+        //
+        // Scan the arguments.
+        //
+        std::string iFileDir, iFile, eFile, oFile, oFileDir;
+        Real factor;
 
-    pp.query("infile", iFile);
-    if (iFile.empty())
-        amrex::Abort("You must specify `infile'");
+        pp.query("infile", iFile);
+        if (iFile.empty())
+            amrex::Abort("You must specify `infile'");
 
-    pp.query("factor", factor);
+        pp.query("factor", factor);
 
-    pp.query("outfile", oFile);
-    if (oFile.empty())
-        amrex::Abort("You must specify `outfile'");
+        pp.query("outfile", oFile);
+        if (oFile.empty())
+            amrex::Abort("You must specify `outfile'");
 
-    std::ifstream is(iFile.c_str(),ios::in);
-    std::ofstream os(oFile.c_str(),ios::out);
+        std::ifstream is(iFile.c_str(),ios::in);
+        std::ofstream os(oFile.c_str(),ios::out);
 
-    FArrayBox dataI, dataE;
-    dataI.readFrom(is);
+        FArrayBox dataI, dataE;
+        dataI.readFrom(is);
 
-    dataI.plus(factor);
+        dataI.plus(factor);
 
-    dataI.writeOn(os);
+        dataI.writeOn(os);
 
+    }
     amrex::Finalize();
 }