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Boost.org move module
http://boost.org/libs/move
Boost Software License 1.0
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#include <boost/move/unique_ptr.hpp> fails when BOOST_MOVE_USE_STANDARD_LIBRARY_MOVE is set #42

Closed jm-mikkelsen closed 2 years ago

jm-mikkelsen commented 2 years ago

As in the heading.

To reproduce:

$ echo '#include <boost/move/unique_ptr.hpp>' > test.cpp
$ c++ -c -std=c++14 -I/usr/local/include/boost-default -DBOOST_MOVE_USE_STANDARD_LIBRARY_MOVE test.cpp
In file included from test.cpp:1:
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:530:67: error: 'D'
      does not refer to a value
      : m_data(u.release(), ::boost::move_if_not_lvalue_reference<D>(u.g...
                                                                  ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:353:26: note: 
      declared here
template <class T, class D = default_delete<T> >
                         ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:530:38: error: no
      member named 'move_if_not_lvalue_reference' in namespace 'boost'
      : m_data(u.release(), ::boost::move_if_not_lvalue_reference<D>(u.g...
                            ~~~~~~~~~^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:552:67: error: 'E'
      does not refer to a value
      : m_data(u.release(), ::boost::move_if_not_lvalue_reference<E>(u.g...
                                                                  ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:548:29: note: 
      declared here
   template <class U, class E>
                            ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:552:38: error: no
      member named 'move_if_not_lvalue_reference' in namespace 'boost'
      : m_data(u.release(), ::boost::move_if_not_lvalue_reference<E>(u.g...
                            ~~~~~~~~~^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:581:64: error: 'D'
      does not refer to a value
      m_data.deleter() = ::boost::move_if_not_lvalue_reference<D>(u.get_...
                                                               ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:353:26: note: 
      declared here
template <class T, class D = default_delete<T> >
                         ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:581:35: error: no
      member named 'move_if_not_lvalue_reference' in namespace 'boost'
      m_data.deleter() = ::boost::move_if_not_lvalue_reference<D>(u.get_...
                         ~~~~~~~~~^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:603:64: error: 'E'
      does not refer to a value
      m_data.deleter() = ::boost::move_if_not_lvalue_reference<E>(u.get_...
                                                               ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:597:29: note: 
      declared here
   template <class U, class E>
                            ^
/usr/local/include/boost-default/boost/move/unique_ptr.hpp:603:35: error: no
      member named 'move_if_not_lvalue_reference' in namespace 'boost'
      m_data.deleter() = ::boost::move_if_not_lvalue_reference<E>(u.get_...
                         ~~~~~~~~~^
8 errors generated.

This error message is from Clang 10.0.1 on FreeBSD. The same problem occurs with gcc 9.3. Both cases are with Boost 1.74.

igaztanaga commented 2 years ago

Many thanks for the report!