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Subject: [Boost-commit] svn:boost r69244 - in trunk: boost/smart_ptr libs/smart_ptr/test
From: pdimov_at_[hidden]
Date: 2011-02-24 15:41:31

Author: pdimov
Date: 2011-02-24 15:41:29 EST (Thu, 24 Feb 2011)
New Revision: 69244
URL: http://svn.boost.org/trac/boost/changeset/69244

Log:
Apply patch to allow perfect forwarding without variadics. Refs #4892.
Text files modified:
   trunk/boost/smart_ptr/make_shared.hpp | 454 ++++++++++++++++++++++++++++++++++++++++
   trunk/libs/smart_ptr/test/make_shared_perfect_forwarding_test.cpp | 4
   2 files changed, 456 insertions(+), 2 deletions(-)

Modified: trunk/boost/smart_ptr/make_shared.hpp
==============================================================================
--- trunk/boost/smart_ptr/make_shared.hpp (original)
+++ trunk/boost/smart_ptr/make_shared.hpp 2011-02-24 15:41:29 EST (Thu, 24 Feb 2011)
@@ -173,6 +173,460 @@
     return boost::shared_ptr< T >( pt, pt2 );
 }
 
+#elif defined( BOOST_HAS_RVALUE_REFS )
+
+// For example MSVC 10.0
+
+template< class T, class A1 >
+boost::shared_ptr< T > make_shared( A1 && a1 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3, class A4 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3, A4 && a4 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3, class A4 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3, A4 && a4 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3, class A4, class A5 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3, class A4, class A5 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3, class A4, class A5, class A6 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6, A7 && a7 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 ),
+ boost::detail::sp_forward<A7>( a7 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6, A7 && a7 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 ),
+ boost::detail::sp_forward<A7>( a7 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6, A7 && a7, A8 && a8 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 ),
+ boost::detail::sp_forward<A7>( a7 ),
+ boost::detail::sp_forward<A8>( a8 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6, A7 && a7, A8 && a8 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 ),
+ boost::detail::sp_forward<A7>( a7 ),
+ boost::detail::sp_forward<A8>( a8 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9 >
+boost::shared_ptr< T > make_shared( A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6, A7 && a7, A8 && a8, A9 && a9 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 ),
+ boost::detail::sp_forward<A7>( a7 ),
+ boost::detail::sp_forward<A8>( a8 ),
+ boost::detail::sp_forward<A9>( a9 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
+template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9 >
+boost::shared_ptr< T > allocate_shared( A const & a, A1 && a1, A2 && a2, A3 && a3, A4 && a4, A5 && a5, A6 && a6, A7 && a7, A8 && a8, A9 && a9 )
+{
+ boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a );
+
+ boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt );
+
+ void * pv = pd->address();
+
+ ::new( pv ) T(
+ boost::detail::sp_forward<A1>( a1 ),
+ boost::detail::sp_forward<A2>( a2 ),
+ boost::detail::sp_forward<A3>( a3 ),
+ boost::detail::sp_forward<A4>( a4 ),
+ boost::detail::sp_forward<A5>( a5 ),
+ boost::detail::sp_forward<A6>( a6 ),
+ boost::detail::sp_forward<A7>( a7 ),
+ boost::detail::sp_forward<A8>( a8 ),
+ boost::detail::sp_forward<A9>( a9 )
+ );
+
+ pd->set_initialized();
+
+ T * pt2 = static_cast< T* >( pv );
+
+ boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 );
+ return boost::shared_ptr< T >( pt, pt2 );
+}
+
 #else
 
 // C++03 version

Modified: trunk/libs/smart_ptr/test/make_shared_perfect_forwarding_test.cpp
==============================================================================
--- trunk/libs/smart_ptr/test/make_shared_perfect_forwarding_test.cpp (original)
+++ trunk/libs/smart_ptr/test/make_shared_perfect_forwarding_test.cpp 2011-02-24 15:41:29 EST (Thu, 24 Feb 2011)
@@ -12,14 +12,14 @@
 #include <boost/make_shared.hpp>
 #include <boost/shared_ptr.hpp>
 
-#if !defined( BOOST_HAS_RVALUE_REFS ) || !defined( BOOST_HAS_VARIADIC_TMPL )
+#if !defined( BOOST_HAS_RVALUE_REFS )
 
 int main()
 {
     return 0;
 }
 
-#else // BOOST_HAS_RVALUE_REFS, BOOST_HAS_VARIADIC_TMPL
+#else // BOOST_HAS_RVALUE_REFS
 
 class myarg
 {

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