Zengtudor/pybind11
1
0
Fork 0
mirror of https://github.com/pybind/pybind11.git synced 2024-11-22 05:05:11 +00:00
Code Issues Packages Projects Releases Wiki Activity

hopefully final(?) adjustment to detail::is_copy_constructible (fixes #70)

Browse Source
This commit is contained in:
Wenzel Jakob 2016-01-20 11:34:07 +01:00
parent d4db8bc4bf
commit 80a06745d3
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/pybind11/common.h
View File

@ -247,7 +247,7 @@ template <typename T, size_t N> struct intrinsic_type<T[N]> { typedef type
/** \brief SFINAE helper class to check if a copy constructor is usable (in contrast to
* std::is_copy_constructible, this class also checks if the 'new' operator is accessible */
template <typename T> struct is_copy_constructible {
template <typename T2> static std::true_type test(decltype(new T2(std::declval<std::add_lvalue_reference<T2>::type>())) *);
template <typename T2> static std::true_type test(decltype(new T2(std::declval<typename std::add_lvalue_reference<T2>::type>())) *);
template <typename T2> static std::false_type test(...);
static const bool value = std::is_same<std::true_type, decltype(test<T>(nullptr))>::value;
};