Update copyright years.

[thirdparty/gcc.git] / libstdc++-v3 / include / bits / enable_special_members.h

diff --git a/libstdc++-v3/include/bits/enable_special_members.h b/libstdc++-v3/include/bits/enable_special_members.h
index 07c6c99ef854da92014116254779706896551179..3c12cfcf8540af83bac5f796c67e46815e5f8570 100644 (file)
--- a/libstdc++-v3/include/bits/enable_special_members.h
+++ b/libstdc++-v3/include/bits/enable_special_members.h
@@ -1,6 +1,6 @@
 // <bits/enable_special_members.h> -*- C++ -*-
 
-// Copyright (C) 2013-2016 Free Software Foundation, Inc.
+// Copyright (C) 2013-2020 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
@@ -38,7 +38,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   struct _Enable_default_constructor_tag
   {
-    explicit _Enable_default_constructor_tag() = default;
+    explicit constexpr _Enable_default_constructor_tag() = default;
   };
 
 /**
@@ -118,7 +118,8 @@ template<typename _Tag>
     operator=(_Enable_default_constructor&&) noexcept = default;
 
     // Can be used in other ctors.
-    explicit _Enable_default_constructor(_Enable_default_constructor_tag) { }
+    constexpr explicit
+    _Enable_default_constructor(_Enable_default_constructor_tag) { }
   };
 
 template<typename _Tag>