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authorJonathan Wakely <jwakely.gcc@gmail.com>2012-04-01 17:10:57 +0000
committerJonathan Wakely <redi@gcc.gnu.org>2012-04-01 18:10:57 +0100
commit181c9de2a6d42430f66fe1374d84208703bd0ac3 (patch)
tree7e8919cd917a86f90b5ca11c16d88451bfb00e1d
parent1171b423c6ee24c1a02a7d22336570c377ae1e5b (diff)
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functional (__callable_functor): Overload for volatile-qualified pointers.
* include/std/functional (__callable_functor): Overload for volatile-qualified pointers. * testsuite/20_util/function/10.cc: New. From-SVN: r186055
-rw-r--r--libstdc++-v3/ChangeLog6
-rw-r--r--libstdc++-v3/include/std/functional10
-rw-r--r--libstdc++-v3/testsuite/20_util/function/10.cc37
3 files changed, 53 insertions, 0 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 46923dc..6f4e7bf 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,9 @@
+2012-04-01 Jonathan Wakely <jwakely.gcc@gmail.com>
+
+ * include/std/functional (__callable_functor): Overload for
+ volatile-qualified pointers.
+ * testsuite/20_util/function/10.cc: New.
+
2012-03-30 Jeffrey Yasskin <jyasskin@gcc.gnu.org>
Paolo Carlini <paolo.carlini@oracle.com>
diff --git a/libstdc++-v3/include/std/functional b/libstdc++-v3/include/std/functional
index 14785dd..980c6ab 100644
--- a/libstdc++-v3/include/std/functional
+++ b/libstdc++-v3/include/std/functional
@@ -1716,6 +1716,16 @@ _GLIBCXX_HAS_NESTED_TYPE(result_type)
__callable_functor(_Member _Class::* const &__p)
{ return std::mem_fn(__p); }
+ template<typename _Member, typename _Class>
+ inline _Mem_fn<_Member _Class::*>
+ __callable_functor(_Member _Class::* volatile &__p)
+ { return std::mem_fn(__p); }
+
+ template<typename _Member, typename _Class>
+ inline _Mem_fn<_Member _Class::*>
+ __callable_functor(_Member _Class::* const volatile &__p)
+ { return std::mem_fn(__p); }
+
template<typename _Signature>
class function;
diff --git a/libstdc++-v3/testsuite/20_util/function/10.cc b/libstdc++-v3/testsuite/20_util/function/10.cc
new file mode 100644
index 0000000..3776f39
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/function/10.cc
@@ -0,0 +1,37 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+//
+// Copyright (C) 2012 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
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+// 20.8.11 polymorphic function object wrapper
+
+#include <functional>
+
+struct X { void f() { } };
+
+void (X::*p)() = &X::f;
+void (X::* volatile& vp)() = p;
+
+typedef std::function<void(X&)> function_type;
+
+void test01()
+{
+ function_type f( vp );
+ function_type f2( std::ref(vp) );
+ function_type f3( std::cref(vp) );
+}