Merge branch 'develop'

.github/workflows/ci.yml

@@ -466,7 +466,7 @@ jobs:
           - name: "TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,1 Job 26"
             buildtype: "boost"
             packages: ""
-            os: "macos-10.15"
+            os: "macos-11"
             cxx: "clang++"
             sources: ""
             llvm_os: ""

doc/reference/multi_index_container.html

@@ -389,7 +389,7 @@ operators and functions associated with the index (vg. comparison and
 <span class=special>&gt;::</span><span class=identifier>type</span><span class=special>&amp;</span>
 <span class=identifier>get</span><span class=special>(</span><span class=identifier>multi_index_container</span><span class=special>&lt;</span><span class=identifier>Value</span><span class=special>,</span><span class=identifier>IndexSpecifierList</span><span class=special>,</span><span class=identifier>Allocator</span><span class=special>&gt;&amp;</span> <span class=identifier>m</span><span class=special>)</span><span class=keyword>noexcept</span>
 <span class=special>{</span>
-  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>N</span><span class=special>&gt;();</span>
+  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=keyword>template</span> <span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>N</span><span class=special>&gt;();</span>
 <span class=special>}</span>
 
 <span class=keyword>template</span><span class=special>&lt;</span>
@@ -400,7 +400,7 @@ operators and functions associated with the index (vg. comparison and
 <span class=special>&gt;::</span><span class=identifier>type</span><span class=special>&amp;</span>
 <span class=identifier>get</span><span class=special>(</span><span class=keyword>const</span> <span class=identifier>multi_index_container</span><span class=special>&lt;</span><span class=identifier>Value</span><span class=special>,</span><span class=identifier>IndexSpecifierList</span><span class=special>,</span><span class=identifier>Allocator</span><span class=special>&gt;&amp;</span> <span class=identifier>m</span><span class=special>)</span><span class=keyword>noexcept</span>
 <span class=special>{</span>
-  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>N</span><span class=special>&gt;();</span>
+  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=keyword>template</span> <span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>N</span><span class=special>&gt;();</span>
 <span class=special>}</span>
 
 <span class=keyword>template</span><span class=special>&lt;</span>
@@ -411,7 +411,7 @@ operators and functions associated with the index (vg. comparison and
 <span class=special>&gt;::</span><span class=identifier>type</span><span class=special>&amp;</span>
 <span class=identifier>get</span><span class=special>(</span><span class=identifier>multi_index_container</span><span class=special>&lt;</span><span class=identifier>Value</span><span class=special>,</span><span class=identifier>IndexSpecifierList</span><span class=special>,</span><span class=identifier>Allocator</span><span class=special>&gt;&amp;</span> <span class=identifier>m</span><span class=special>)</span><span class=keyword>noexcept</span>
 <span class=special>{</span>
-  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>Tag</span><span class=special>&gt;();</span>
+  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=keyword>template</span> <span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>Tag</span><span class=special>&gt;();</span>
 <span class=special>}</span>
 
 <span class=keyword>template</span><span class=special>&lt;</span>
@@ -422,7 +422,7 @@ operators and functions associated with the index (vg. comparison and
 <span class=special>&gt;::</span><span class=identifier>type</span><span class=special>&amp;</span>
 <span class=identifier>get</span><span class=special>(</span><span class=keyword>const</span> <span class=identifier>multi_index_container</span><span class=special>&lt;</span><span class=identifier>Value</span><span class=special>,</span><span class=identifier>IndexSpecifierList</span><span class=special>,</span><span class=identifier>Allocator</span><span class=special>&gt;&amp;</span> <span class=identifier>m</span><span class=special>)</span><span class=keyword>noexcept</span>
 <span class=special>{</span>
-  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>Tag</span><span class=special>&gt;();</span>
+  <span class=keyword>return</span> <span class=identifier>m</span><span class=special>.</span><span class=keyword>template</span> <span class=identifier>get</span><span class=special>&lt;</span><span class=identifier>Tag</span><span class=special>&gt;();</span>
 <span class=special>}</span>
 
 <span class=comment>// multi_index_container global functions for projection of iterators:</span>
@@ -1082,9 +1082,9 @@ Index reference
 
 <br>
 
-<p>Revised May 9th 2020</p>
+<p>Revised August 15th 2022</p>
 
-<p>&copy; Copyright 2003-2020 Joaqu&iacute;n M L&oacute;pez Mu&ntilde;oz.
+<p>&copy; Copyright 2003-2022 Joaqu&iacute;n M L&oacute;pez Mu&ntilde;oz.
 Distributed under the Boost Software 
 License, Version 1.0. (See accompanying file <a href="../../../../LICENSE_1_0.txt">
 LICENSE_1_0.txt</a> or copy at <a href="http://www.boost.org/LICENSE_1_0.txt">

doc/release_notes.html

@@ -30,6 +30,7 @@ Acknowledgements
 <h2>Contents</h2>
 
 <ul>
+  <li><a href="#boost_1_81">Boost 1.81 release</a></li>
   <li><a href="#boost_1_80">Boost 1.80 release</a></li>
   <li><a href="#boost_1_79">Boost 1.79 release</a></li>
   <li><a href="#boost_1_78">Boost 1.78 release</a></li>
@@ -67,6 +68,14 @@ Acknowledgements
   <li><a href="#boost_1_33">Boost 1.33 release</a></li>
 </ul>
 
+<h2><a name="boost_1_81">Boost 1.81 release</a></h2>
+
+<p>
+<ul>
+  <li>Maintenance work.</li>
+</ul>
+</p>
+
 <h2><a name="boost_1_80">Boost 1.80 release</a></h2>
 
 <p>
@@ -746,7 +755,7 @@ Acknowledgements
 
 <br>
 
-<p>Revised April 8th 2022</p>
+<p>Revised August 15th 2022</p>
 
 <p>&copy; Copyright 2003-2022 Joaqu&iacute;n M L&oacute;pez Mu&ntilde;oz.
 Distributed under the Boost Software 

include/boost/multi_index/detail/define_if_constexpr_macro.hpp

@@ -1,4 +1,4 @@
-/* Copyright 2003-2020 Joaquin M Lopez Munoz.
+/* Copyright 2003-2022 Joaquin M Lopez Munoz.
  * Distributed under the Boost Software License, Version 1.0.
  * (See accompanying file LICENSE_1_0.txt or copy at
  * http://www.boost.org/LICENSE_1_0.txt)
@@ -6,7 +6,9 @@
  * See http://www.boost.org/libs/multi_index for library home page.
  */
 
-#include <boost/config.hpp>
+#if !defined(BOOST_CONFIG_HPP)
+#error <boost/config.hpp> must be included before this header
+#endif
 
 #if !defined(BOOST_MULTI_INDEX_DETAIL_UNDEF_IF_CONSTEXPR_MACRO)