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Fixed the assignment of value_initialized<T> for T being a C-style array. (The previous version would trigger a compile error in this case.)

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[SVN r43308]
This commit is contained in:
Niels Dekker 2008-02-18 22:11:19 +00:00
parent 691e4b6c34
commit ad9108c1dc
1 changed files with 5 additions and 2 deletions
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7
include/boost/utility/value_init.hpp
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@ -5,7 +5,7 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
// 21 Ago 2002 (Created) Fernando Cacciola
// 30 Jan 2008 (Worked around compiler bugs, added initialized_value) Fernando Cacciola, Niels Dekker
// 18 Feb 2008 (Worked around compiler bugs, added initialized_value) Fernando Cacciola, Niels Dekker
//
#ifndef BOOST_UTILITY_VALUE_INIT_21AGO2002_HPP
#define BOOST_UTILITY_VALUE_INIT_21AGO2002_HPP
@ -18,6 +18,7 @@
#include <boost/aligned_storage.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/static_assert.hpp>
#include <boost/type_traits/cv_traits.hpp>
#include <boost/type_traits/alignment_of.hpp>
#include <cstring>
@ -75,7 +76,9 @@ class value_initialized
value_initialized & operator=(value_initialized const & arg)
{
this->data() = static_cast<T const &>( arg.data() );
// Assignment is only allowed when T is non-const.
BOOST_STATIC_ASSERT( ! is_const<T>::value );
*wrapper_address() = static_cast<wrapper const &>(*(arg.wrapper_address()));
return *this;
}