From: David Wells <wellsd2@rpi.edu>
Date: Sat, 5 Nov 2016 19:33:30 +0000 (-0400)
Subject: Fix compilation with some matrix free tests.
X-Git-Tag: v8.5.0-rc1~454^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4efe7c6fd6172587224774e5ffcf2ff980b55f8b;p=dealii.git

Fix compilation with some matrix free tests.

This fixes a compilation error with GCC 4.8:

error: no match for ‘operator=’
(operand types are ‘boost::shared_ptr<dealii::Table<2, dealii::VectorizedArray<double> > >’ and ‘long int’)

      scalar_coefficient = NULL;
                         ^
---

diff --git a/include/deal.II/matrix_free/operators.h b/include/deal.II/matrix_free/operators.h
index ffd9b83e82..98990d4fa0 100644
--- a/include/deal.II/matrix_free/operators.h
+++ b/include/deal.II/matrix_free/operators.h
@@ -1008,7 +1008,7 @@ namespace MatrixFreeOperators
   clear ()
   {
     Base<dim, Number>::clear();
-    scalar_coefficient = NULL;
+    scalar_coefficient.reset();
   }