feedc0de/boost_function
1
0
Fork 0
forked from boostorg/function
Code Pull Requests Activity

replace members of std::allocate which are deprecated in c++17 by theirs cousins from std::allocator_traits.

Browse Source
This commit is contained in:
Daniela Engert
2017-12-16 20:01:15 +01:00
parent eba48932f0
commit f4f8fb0a16
2 changed files with 22 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
include/boost/function/function_template.hpp
View File

@ -590,12 +590,21 @@ namespace boost {
assign_functor_a(FunctionObj f, function_buffer& functor, Allocator a, mpl::false_) const
{
typedef functor_wrapper<FunctionObj,Allocator> functor_wrapper_type;
#if defined(BOOST_NO_CXX11_ALLOCATOR)
typedef typename Allocator::template rebind<functor_wrapper_type>::other
wrapper_allocator_type;
typedef typename wrapper_allocator_type::pointer wrapper_allocator_pointer_type;
#else
using wrapper_allocator_type = typename std::allocator_traits<Allocator>::template rebind_alloc<functor_wrapper_type>;
using wrapper_allocator_pointer_type = typename std::allocator_traits<wrapper_allocator_type>::pointer;
#endif
wrapper_allocator_type wrapper_allocator(a);
wrapper_allocator_pointer_type copy = wrapper_allocator.allocate(1);
#if defined(BOOST_NO_CXX11_ALLOCATOR)
wrapper_allocator.construct(copy, functor_wrapper_type(f,a));
#else
std::allocator_traits<wrapper_allocator_type>::construct(wrapper_allocator, copy, functor_wrapper_type(f,a));
#endif
functor_wrapper_type* new_f = static_cast<functor_wrapper_type*>(copy);
functor.members.obj_ptr = new_f;
}