forked from boostorg/smart_ptr
Add BOOST_SP_NOEXCEPT to sp_counted_base_clang.hpp
This commit is contained in:
@@ -16,6 +16,7 @@
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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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#include <boost/detail/sp_typeinfo.hpp>
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#include <boost/detail/sp_typeinfo.hpp>
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#include <boost/smart_ptr/detail/sp_noexcept.hpp>
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#include <boost/config.hpp>
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#include <boost/config.hpp>
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#include <boost/cstdint.hpp>
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#include <boost/cstdint.hpp>
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@@ -27,17 +28,17 @@ namespace detail
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typedef _Atomic( boost::int_least32_t ) atomic_int_least32_t;
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typedef _Atomic( boost::int_least32_t ) atomic_int_least32_t;
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inline void atomic_increment( atomic_int_least32_t * pw )
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inline void atomic_increment( atomic_int_least32_t * pw ) BOOST_SP_NOEXCEPT
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{
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{
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__c11_atomic_fetch_add( pw, 1, __ATOMIC_RELAXED );
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__c11_atomic_fetch_add( pw, 1, __ATOMIC_RELAXED );
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}
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}
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inline boost::int_least32_t atomic_decrement( atomic_int_least32_t * pw )
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inline boost::int_least32_t atomic_decrement( atomic_int_least32_t * pw ) BOOST_SP_NOEXCEPT
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{
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{
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return __c11_atomic_fetch_sub( pw, 1, __ATOMIC_ACQ_REL );
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return __c11_atomic_fetch_sub( pw, 1, __ATOMIC_ACQ_REL );
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}
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}
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inline boost::int_least32_t atomic_conditional_increment( atomic_int_least32_t * pw )
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inline boost::int_least32_t atomic_conditional_increment( atomic_int_least32_t * pw ) BOOST_SP_NOEXCEPT
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{
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{
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// long r = *pw;
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// long r = *pw;
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// if( r != 0 ) ++*pw;
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// if( r != 0 ) ++*pw;
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@@ -76,43 +77,43 @@ private:
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public:
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public:
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sp_counted_base()
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sp_counted_base() BOOST_SP_NOEXCEPT
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{
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{
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__c11_atomic_init( &use_count_, 1 );
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__c11_atomic_init( &use_count_, 1 );
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__c11_atomic_init( &weak_count_, 1 );
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__c11_atomic_init( &weak_count_, 1 );
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}
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}
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virtual ~sp_counted_base() // nothrow
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virtual ~sp_counted_base() /*BOOST_SP_NOEXCEPT*/
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{
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{
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}
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}
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// dispose() is called when use_count_ drops to zero, to release
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// dispose() is called when use_count_ drops to zero, to release
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// the resources managed by *this.
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// the resources managed by *this.
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virtual void dispose() = 0; // nothrow
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virtual void dispose() BOOST_SP_NOEXCEPT = 0; // nothrow
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// destroy() is called when weak_count_ drops to zero.
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// destroy() is called when weak_count_ drops to zero.
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virtual void destroy() // nothrow
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virtual void destroy() BOOST_SP_NOEXCEPT // nothrow
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{
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{
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delete this;
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delete this;
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}
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}
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virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
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virtual void * get_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
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virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
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virtual void * get_local_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
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virtual void * get_untyped_deleter() = 0;
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virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT = 0;
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void add_ref_copy()
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void add_ref_copy() BOOST_SP_NOEXCEPT
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{
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{
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atomic_increment( &use_count_ );
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atomic_increment( &use_count_ );
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}
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}
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bool add_ref_lock() // true on success
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bool add_ref_lock() BOOST_SP_NOEXCEPT // true on success
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{
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{
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return atomic_conditional_increment( &use_count_ ) != 0;
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return atomic_conditional_increment( &use_count_ ) != 0;
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}
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}
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void release() // nothrow
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void release() BOOST_SP_NOEXCEPT
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{
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{
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if( atomic_decrement( &use_count_ ) == 1 )
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if( atomic_decrement( &use_count_ ) == 1 )
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{
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{
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@@ -121,12 +122,12 @@ public:
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}
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}
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}
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}
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void weak_add_ref() // nothrow
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void weak_add_ref() BOOST_SP_NOEXCEPT
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{
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{
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atomic_increment( &weak_count_ );
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atomic_increment( &weak_count_ );
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}
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}
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void weak_release() // nothrow
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void weak_release() BOOST_SP_NOEXCEPT
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{
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{
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if( atomic_decrement( &weak_count_ ) == 1 )
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if( atomic_decrement( &weak_count_ ) == 1 )
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{
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{
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@@ -134,7 +135,7 @@ public:
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}
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}
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}
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}
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long use_count() const // nothrow
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long use_count() const BOOST_SP_NOEXCEPT
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{
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{
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return __c11_atomic_load( const_cast< atomic_int_least32_t* >( &use_count_ ), __ATOMIC_ACQUIRE );
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return __c11_atomic_load( const_cast< atomic_int_least32_t* >( &use_count_ ), __ATOMIC_ACQUIRE );
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}
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}
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