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Reorganized docs. Minor code fix wrt opt refs

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This commit is contained in:
Andrzej Krzemienski
2014-06-04 18:13:06 +02:00
parent f99618f09b
commit 3dd614fd91
47 changed files with 5607 additions and 856 deletions
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8
include/boost/optional/optional.hpp
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@ -151,6 +151,7 @@ struct types_when_isnt_ref
typedef T & reference_type ;
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
typedef T && rval_reference_type ;
typedef T && reference_type_of_temporary_wrapper;
#ifdef BOOST_MOVE_OLD_RVALUE_REF_BINDING_RULES
// GCC 4.4 has support for an early draft of rvalue references. The conforming version below
// causes warnings about returning references to a temporary.
@ -173,6 +174,7 @@ struct types_when_is_ref
typedef raw_type& reference_type ;
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
typedef BOOST_DEDUCED_TYPENAME remove_const<raw_type>::type&& rval_reference_type ;
typedef raw_type& reference_type_of_temporary_wrapper;
static reference_type move(reference_type r) { return r; }
#endif
typedef raw_type* pointer_const_type ;
@ -227,6 +229,7 @@ class optional_base : public optional_tag
typedef BOOST_DEDUCED_TYPENAME types::reference_const_type reference_const_type ;
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
typedef BOOST_DEDUCED_TYPENAME types::rval_reference_type rval_reference_type ;
typedef BOOST_DEDUCED_TYPENAME types::reference_type_of_temporary_wrapper reference_type_of_temporary_wrapper ;
#endif
typedef BOOST_DEDUCED_TYPENAME types::pointer_type pointer_type ;
typedef BOOST_DEDUCED_TYPENAME types::pointer_const_type pointer_const_type ;
@ -725,6 +728,7 @@ class optional : public optional_detail::optional_base<T>
typedef BOOST_DEDUCED_TYPENAME base::reference_const_type reference_const_type ;
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
typedef BOOST_DEDUCED_TYPENAME base::rval_reference_type rval_reference_type ;
typedef BOOST_DEDUCED_TYPENAME base::reference_type_of_temporary_wrapper reference_type_of_temporary_wrapper ;
#endif
typedef BOOST_DEDUCED_TYPENAME base::pointer_type pointer_type ;
typedef BOOST_DEDUCED_TYPENAME base::pointer_const_type pointer_const_type ;
@ -961,7 +965,7 @@ class optional : public optional_detail::optional_base<T>
#ifndef BOOST_NO_CXX11_REF_QUALIFIERS
reference_const_type operator *() const& { return this->get() ; }
reference_type operator *() & { return this->get() ; }
rval_reference_type operator *() && { return boost::move(this->get()) ; }
reference_type_of_temporary_wrapper operator *() && { return boost::move(this->get()) ; }
#else
reference_const_type operator *() const { return this->get() ; }
reference_type operator *() { return this->get() ; }
@ -984,7 +988,7 @@ class optional : public optional_detail::optional_base<T>
throw_exception(bad_optional_access("Attempted to access the value of an uninitialized optional object."));
}
rval_reference_type value() &&
reference_type_of_temporary_wrapper value() &&
{
if (this->is_initialized())
return boost::move(this->get()) ;