From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Mon, 13 May 2019 13:50:40 +0000 (+0200)
Subject: gcc9 warning: Provide copy constructor for class with operator=
X-Git-Tag: v9.1.0-rc1~12^2~2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6bbcfa482e753b845f0d992dad5a9c3abc7bf691;p=dealii.git

gcc9 warning: Provide copy constructor for class with operator=
---

diff --git a/include/deal.II/lac/petsc_vector.h b/include/deal.II/lac/petsc_vector.h
index 1c43760ac1..ab08a6ba69 100644
--- a/include/deal.II/lac/petsc_vector.h
+++ b/include/deal.II/lac/petsc_vector.h
@@ -262,6 +262,11 @@ namespace PETScWrappers
        */
       explicit Vector(const IndexSet &local, const MPI_Comm &communicator);
 
+      /**
+       * Copy constructor.
+       */
+      Vector(const Vector &v);
+
       /**
        * Release all memory and return to a state just like after having
        * called the default constructor.
diff --git a/source/lac/petsc_parallel_vector.cc b/source/lac/petsc_parallel_vector.cc
index f0a12353b2..da90e9ab77 100644
--- a/source/lac/petsc_parallel_vector.cc
+++ b/source/lac/petsc_parallel_vector.cc
@@ -85,6 +85,14 @@ namespace PETScWrappers
 
 
 
+    Vector::Vector(const Vector &v)
+      : VectorBase()
+    {
+      this->operator=(v);
+    }
+
+
+
     Vector::Vector(const IndexSet &local, const MPI_Comm &communicator)
       : communicator(communicator)
     {