From: asartori86 <alberto.sartori86@gmail.com>
Date: Wed, 26 Jul 2017 14:57:10 +0000 (+0200)
Subject: fix compilation issue with gcc-5.4
X-Git-Tag: v9.0.0-rc1~1352^2~2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=94b58b5f9a63eb9118d188753c52296bcd7affc0;p=dealii.git

fix compilation issue with gcc-5.4
---

diff --git a/doc/news/changes/minor/20170726AlbertoSartori b/doc/news/changes/minor/20170726AlbertoSartori
new file mode 100644
index 0000000000..5e040ce02d
--- /dev/null
+++ b/doc/news/changes/minor/20170726AlbertoSartori
@@ -0,0 +1,3 @@
+Fixed: FunctionParser uses shared_ptr instead of unique_ptr in order to fix compilation issues with gcc-5.4.
+<br>
+(Alberto Sartori, 2017/07/26)
diff --git a/include/deal.II/base/function_parser.h b/include/deal.II/base/function_parser.h
index 9e2e057078..5170af931a 100644
--- a/include/deal.II/base/function_parser.h
+++ b/include/deal.II/base/function_parser.h
@@ -328,10 +328,11 @@ private:
 
   /**
    * The muParser objects for each thread (and one for each component). We are
-   * storing unique_ptr so that we don't need to include the definition of
+   * storing shared_ptr so that we don't need to include the definition of
    * mu::Parser in this header.
    */
-  mutable Threads::ThreadLocalStorage<std::vector<std::unique_ptr<mu::Parser> > > fp;
+  // std::unique_ptr does not compile with gcc-5.4
+  mutable Threads::ThreadLocalStorage<std::vector<std::shared_ptr<mu::Parser> > > fp;
 
   /**
    * An array to keep track of all the constants, required to initialize fp in