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https://github.com/boostorg/smart_ptr.git
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Merge from 57197, 57206, 57423, 57518 did not apply to 'libs' for some reason; update.
[SVN r81338]
This commit is contained in:
@ -60,6 +60,7 @@ import testing ;
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[ run sp_recursive_assign_rv_test.cpp ]
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[ run sp_recursive_assign_rv_test.cpp ]
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[ run sp_recursive_assign2_rv_test.cpp ]
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[ run sp_recursive_assign2_rv_test.cpp ]
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[ run esft_constructor_test.cpp ]
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[ run esft_constructor_test.cpp ]
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[ run enable_shared_from_raw_test.cpp ]
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[ compile-fail auto_ptr_lv_fail.cpp ]
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[ compile-fail auto_ptr_lv_fail.cpp ]
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[ run atomic_count_test2.cpp ]
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[ run atomic_count_test2.cpp ]
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[ run sp_typeinfo_test.cpp ]
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[ run sp_typeinfo_test.cpp ]
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39
test/enable_shared_from_raw_test.cpp
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39
test/enable_shared_from_raw_test.cpp
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@ -0,0 +1,39 @@
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#include <boost/config.hpp>
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//
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// weak_from_raw_test.cpp
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//
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// Copyright (c) 2009 Frank Mori Hess
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#include <boost/smart_ptr/enable_shared_from_raw.hpp>
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#include <boost/detail/lightweight_test.hpp>
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struct X: public boost::enable_shared_from_raw
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{};
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void basic_weak_from_raw_test()
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{
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X *p(new X);
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boost::weak_ptr<X> weak = boost::weak_from_raw(p);
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BOOST_TEST(weak.expired());
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boost::shared_ptr<X> shared(p);
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weak = boost::weak_from_raw(p);
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BOOST_TEST(weak.expired() == false);
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boost::shared_ptr<X> shared2(weak);
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BOOST_TEST((shared < shared2 || shared2 < shared) == false);
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BOOST_TEST(shared.get() == p);
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}
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int main()
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{
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basic_weak_from_raw_test();
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return boost::report_errors();
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}
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@ -13,14 +13,13 @@
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// See accompanying file LICENSE_1_0.txt or copy at
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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//
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#include <boost/smart_ptr/enable_shared_from_raw.hpp>
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#include <boost/smart_ptr/enable_shared_from_this2.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/weak_ptr.hpp>
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#include <boost/weak_ptr.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <memory>
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#include <memory>
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class X: public boost::enable_shared_from_this2< X >
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class X: public boost::enable_shared_from_raw
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{
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{
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private:
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private:
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@ -42,7 +41,7 @@ public:
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explicit X( int expected, boost::shared_ptr<X> *early_px = 0 ): destroyed_( 0 ), deleted_( 0 ), expected_( expected )
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explicit X( int expected, boost::shared_ptr<X> *early_px = 0 ): destroyed_( 0 ), deleted_( 0 ), expected_( expected )
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{
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{
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++instances;
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++instances;
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if( early_px ) *early_px = shared_from_this();
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if( early_px ) *early_px = shared_from_raw(this);
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}
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}
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~X()
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~X()
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@ -75,7 +74,7 @@ bool are_shared_owners(const boost::shared_ptr<T> &a, const boost::shared_ptr<U>
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return !(a < b) && !(b < a);
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return !(a < b) && !(b < a);
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}
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}
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struct Y: public boost::enable_shared_from_this2<Y>
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struct Y: public boost::enable_shared_from_raw
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{};
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{};
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int main()
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int main()
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@ -87,14 +86,15 @@ int main()
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X* x = new X( 1, &early_px );
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X* x = new X( 1, &early_px );
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BOOST_TEST( early_px.use_count() > 0 );
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BOOST_TEST( early_px.use_count() > 0 );
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BOOST_TEST( boost::get_deleter<X::deleter_type>(early_px) == 0 );
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BOOST_TEST( boost::get_deleter<X::deleter_type>(early_px) == 0 );
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BOOST_TEST( early_px.get() == x );
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boost::shared_ptr<X> px( x, &X::deleter2 );
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boost::shared_ptr<X> px( x, &X::deleter2 );
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BOOST_TEST( early_px.use_count() == 2 && px.use_count() == 2 );
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BOOST_TEST( early_px.use_count() == 2 && px.use_count() == 2 );
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BOOST_TEST(are_shared_owners(early_px, px));
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BOOST_TEST(are_shared_owners(early_px, px));
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px.reset();
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px.reset();
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BOOST_TEST( early_px.use_count() == 1 );
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BOOST_TEST( early_px.use_count() == 1 );
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BOOST_TEST( X::instances == 1 );
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BOOST_TEST( X::instances == 1 );
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// X::deleter_type *pd = boost::get_deleter<X::deleter_type>(early_px);
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X::deleter_type *pd = boost::get_deleter<X::deleter_type>(early_px);
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// BOOST_TEST(pd && *pd == &X::deleter2 );
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BOOST_TEST(pd && *pd == &X::deleter2 );
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}
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}
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BOOST_TEST( X::instances == 0 );
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BOOST_TEST( X::instances == 0 );
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@ -117,7 +117,7 @@ int main()
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{
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{
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boost::shared_ptr<X> early_px;
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boost::shared_ptr<X> early_px;
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X x( 1, &early_px );
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X x( 2, &early_px );
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BOOST_TEST( early_px.use_count() > 0 );
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BOOST_TEST( early_px.use_count() > 0 );
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boost::shared_ptr<X> px( &x, &X::deleter );
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boost::shared_ptr<X> px( &x, &X::deleter );
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BOOST_TEST( early_px.use_count() == 2 && px.use_count() == 2 );
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BOOST_TEST( early_px.use_count() == 2 && px.use_count() == 2 );
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@ -125,13 +125,11 @@ int main()
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BOOST_TEST( px.use_count() == 1 );
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BOOST_TEST( px.use_count() == 1 );
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BOOST_TEST( X::instances == 1 );
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BOOST_TEST( X::instances == 1 );
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px.reset();
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px.reset();
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try
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// test reinitialization after all shared_ptr have expired
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{
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early_px = shared_from_raw(&x);
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x.shared_from_this();
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px.reset( &x, &X::deleter );
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BOOST_ERROR("x did not throw bad_weak_ptr");
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BOOST_TEST(are_shared_owners(early_px, px));
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}
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early_px.reset();
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catch( const boost::bad_weak_ptr & )
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{}
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}
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}
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BOOST_TEST( X::instances == 0 );
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BOOST_TEST( X::instances == 0 );
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@ -157,7 +155,7 @@ int main()
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px.reset();
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px.reset();
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try
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try
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{
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{
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y.shared_from_this();
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shared_from_raw(&y);
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}
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}
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catch( const boost::bad_weak_ptr & )
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catch( const boost::bad_weak_ptr & )
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{
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{
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