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Trying to fix warning "variable 'pnothrow' is not needed and will not be emitted"

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Ion Gaztañaga
2015-01-07 16:14:33 +01:00
parent 43ad7b31b8
commit 15ad7002a5
1 changed files with 13 additions and 6 deletions
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17
include/boost/move/make_unique.hpp
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@@ -64,7 +64,14 @@ struct unique_ptr_if<T[N]>
typedef void t_is_array_of_known_bound; typedef void t_is_array_of_known_bound;
}; };
template <int Dummy = 0>
struct nothrow_holder
{
static std::nothrow_t *pnothrow; static std::nothrow_t *pnothrow;
};
template <int Dummy>
std::nothrow_t *nothrow_holder<Dummy>::pnothrow;
} //namespace move_upmu { } //namespace move_upmu {
} //namespace boost{ } //namespace boost{
@@ -92,7 +99,7 @@ template<class T, class... Args>
inline BOOST_MOVE_DOC1ST(unique_ptr<T>, inline BOOST_MOVE_DOC1ST(unique_ptr<T>,
typename ::boost::move_upmu::unique_ptr_if<T>::t_is_not_array) typename ::boost::move_upmu::unique_ptr_if<T>::t_is_not_array)
make_unique_nothrow(BOOST_FWD_REF(Args)... args) make_unique_nothrow(BOOST_FWD_REF(Args)... args)
{ return unique_ptr<T>(new (*boost::move_upmu::pnothrow)T(::boost::forward<Args>(args)...)); } { return unique_ptr<T>(new (*boost::move_upmu::nothrow_holder<>::pnothrow)T(::boost::forward<Args>(args)...)); }
#else #else
#define BOOST_MOVE_MAKE_UNIQUE_CODE(N)\ #define BOOST_MOVE_MAKE_UNIQUE_CODE(N)\
@@ -104,7 +111,7 @@ inline BOOST_MOVE_DOC1ST(unique_ptr<T>,
template<class T BOOST_MOVE_I##N BOOST_MOVE_CLASS##N>\ template<class T BOOST_MOVE_I##N BOOST_MOVE_CLASS##N>\
typename ::boost::move_upmu::unique_ptr_if<T>::t_is_not_array\ typename ::boost::move_upmu::unique_ptr_if<T>::t_is_not_array\
make_unique_nothrow( BOOST_MOVE_UREF##N)\ make_unique_nothrow( BOOST_MOVE_UREF##N)\
{ return unique_ptr<T>( new (*boost::move_upmu::pnothrow)T ( BOOST_MOVE_FWD##N ) ); }\ { return unique_ptr<T>( new (*boost::move_upmu::nothrow_holder<>::pnothrow)T ( BOOST_MOVE_FWD##N ) ); }\
// //
BOOST_MOVE_ITERATE_0TO9(BOOST_MOVE_MAKE_UNIQUE_CODE) BOOST_MOVE_ITERATE_0TO9(BOOST_MOVE_MAKE_UNIQUE_CODE)
#undef BOOST_MOVE_MAKE_UNIQUE_CODE #undef BOOST_MOVE_MAKE_UNIQUE_CODE
@@ -130,7 +137,7 @@ inline BOOST_MOVE_DOC1ST(unique_ptr<T>,
typename ::boost::move_upmu::unique_ptr_if<T>::t_is_not_array) typename ::boost::move_upmu::unique_ptr_if<T>::t_is_not_array)
make_unique_nothrow_definit() make_unique_nothrow_definit()
{ {
return unique_ptr<T>(new (*boost::move_upmu::pnothrow)T); return unique_ptr<T>(new (*boost::move_upmu::nothrow_holder<>::pnothrow)T);
} }
//! <b>Remarks</b>: This function shall not participate in overload resolution unless T is an array of //! <b>Remarks</b>: This function shall not participate in overload resolution unless T is an array of
@@ -156,7 +163,7 @@ inline BOOST_MOVE_DOC1ST(unique_ptr<T>,
make_unique_nothrow(std::size_t n) make_unique_nothrow(std::size_t n)
{ {
typedef typename ::boost::move_upmu::remove_extent<T>::type U; typedef typename ::boost::move_upmu::remove_extent<T>::type U;
return unique_ptr<T>(new (*boost::move_upmu::pnothrow)U[n]()); return unique_ptr<T>(new (*boost::move_upmu::nothrow_holder<>::pnothrow)U[n]());
} }
//! <b>Remarks</b>: This function shall not participate in overload resolution unless T is an array of //! <b>Remarks</b>: This function shall not participate in overload resolution unless T is an array of
@@ -182,7 +189,7 @@ inline BOOST_MOVE_DOC1ST(unique_ptr<T>,
make_unique_nothrow_definit(std::size_t n) make_unique_nothrow_definit(std::size_t n)
{ {
typedef typename ::boost::move_upmu::remove_extent<T>::type U; typedef typename ::boost::move_upmu::remove_extent<T>::type U;
return unique_ptr<T>(new (*boost::move_upmu::pnothrow) U[n]); return unique_ptr<T>(new (*boost::move_upmu::nothrow_holder<>::pnothrow) U[n]);
} }
#if !defined(BOOST_NO_CXX11_DELETED_FUNCTIONS) #if !defined(BOOST_NO_CXX11_DELETED_FUNCTIONS)