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move m_initialized = false ; to destroy()

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[SVN r77153]
This commit is contained in:
Christopher Hite
2012-03-02 16:38:58 +00:00
parent 776ed89fb3
commit cb9e852350
1 changed files with 6 additions and 4 deletions
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10
include/boost/optional/optional.hpp
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@ -435,8 +435,10 @@ class optional_base : public optional_tag
void destroy()
{
if ( m_initialized )
if ( m_initialized ){
destroy_impl(is_reference_predicate()) ;
m_initialized = false ;
}
}
unspecified_bool_type safe_bool() const { return m_initialized ? &this_type::is_initialized : 0 ; }
@ -474,12 +476,12 @@ class optional_base : public optional_tag
reference_type dereference( internal_type* p, is_reference_tag ) { return p->get() ; }
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x581))
void destroy_impl ( is_not_reference_tag ) { get_ptr_impl()->internal_type::~internal_type() ; m_initialized = false ; }
void destroy_impl ( is_not_reference_tag ) { get_ptr_impl()->internal_type::~internal_type() ; }
#else
void destroy_impl ( is_not_reference_tag ) { get_ptr_impl()->T::~T() ; m_initialized = false ; }
void destroy_impl ( is_not_reference_tag ) { get_ptr_impl()->T::~T() ; }
#endif
void destroy_impl ( is_reference_tag ) { m_initialized = false ; }
void destroy_impl ( is_reference_tag ) { }
// If T is of reference type, trying to get a pointer to the held value must result in a compile-time error.
// Decent compilers should disallow conversions from reference_content<T>* to T*, but just in case,