From: Matthias Maier <tamiko@43-1.org>
Date: Sun, 7 Jul 2024 03:48:22 +0000 (-0500)
Subject: fix compilation by putting back std::move()
X-Git-Tag: v9.6.0-rc1~124^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F17220%2Fhead;p=dealii.git

fix compilation by putting back std::move()
---

diff --git a/source/differentiation/sd/symengine_number_types.cc b/source/differentiation/sd/symengine_number_types.cc
index 2e02a91425..1a1a4a0d0a 100644
--- a/source/differentiation/sd/symengine_number_types.cc
+++ b/source/differentiation/sd/symengine_number_types.cc
@@ -102,8 +102,9 @@ namespace Differentiation
       piecewise_function.emplace_back(expression_otherwise.get_RCP(),
                                       SE::boolTrue);
 
-      // Initialize
-      expression = SE::piecewise(piecewise_function);
+      // Initialize. Note that we need to use a std::move() here for
+      // compatibility with older compilers.
+      expression = SE::piecewise(std::move(piecewise_function)); // NOLINT
     }