From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Mon, 12 Jul 2021 18:54:52 +0000 (-0600)
Subject: Avoid a warning about an unused variable in BOOST.
X-Git-Tag: v9.4.0-rc1~1151^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F12566%2Fhead;p=dealii.git

Avoid a warning about an unused variable in BOOST.
---

diff --git a/bundled/boost-1.70.0/include/boost/archive/iterators/wchar_from_mb.hpp b/bundled/boost-1.70.0/include/boost/archive/iterators/wchar_from_mb.hpp
index 2af8f6401f..d73c35e107 100644
--- a/bundled/boost-1.70.0/include/boost/archive/iterators/wchar_from_mb.hpp
+++ b/bundled/boost-1.70.0/include/boost/archive/iterators/wchar_from_mb.hpp
@@ -174,6 +174,7 @@ void wchar_from_mb<Base>::drain(){
         m_output.m_buffer.end(),
         next_available
     );
+    (void)r;
     BOOST_ASSERT(std::codecvt_base::ok == r);
     m_output.m_next_available = next_available;
     m_output.m_next = m_output.m_buffer.begin();