boostorg/function
1
0
Fork 1
mirror of https://github.com/boostorg/function.git synced 2025-07-29 20:37:14 +02:00
Code Issues Packages Projects Releases Wiki Activity

Use std::is_trivially_copyable instead of is_trivially_copy_constructible + is_trivially_destructible

Browse Source
This commit is contained in:
Peter Dimov
2024-05-11 22:14:19 +03:00
parent 35f0c2a681
commit 694b253086
1 changed files with 5 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
include/boost/function/function_template.hpp
View File

@ -601,13 +601,12 @@ namespace boost {
#if defined( BOOST_LIBSTDCXX_VERSION ) && BOOST_LIBSTDCXX_VERSION < 50000
template<class T> struct is_trivially_copy_constructible: std::integral_constant<bool, std::is_copy_constructible<T>::value && std::has_trivial_copy_constructor<T>::value>
{
};
template<class T> struct is_trivially_copyable: std::integral_constant<bool,
__has_trivial_copy(T) && __has_trivial_assign(T) && __has_trivial_destructor(T)> {};
#else
using std::is_trivially_copy_constructible;
using std::is_trivially_copyable;
#endif
@ -846,8 +845,7 @@ namespace boost {
if (stored_vtable.assign_to(std::move(f), functor)) {
std::size_t value = reinterpret_cast<std::size_t>(&stored_vtable.base);
// coverity[pointless_expression]: suppress coverity warnings on apparant if(const).
if (boost::detail::function::is_trivially_copy_constructible<Functor>::value &&
std::is_trivially_destructible<Functor>::value &&
if (boost::detail::function::is_trivially_copyable<Functor>::value &&
boost::detail::function::function_allows_small_object_optimization<Functor>::value)
value |= static_cast<std::size_t>(0x01);
vtable = reinterpret_cast<boost::detail::function::vtable_base *>(value);
@ -880,8 +878,7 @@ namespace boost {
if (stored_vtable.assign_to_a(std::move(f), functor, a)) {
std::size_t value = reinterpret_cast<std::size_t>(&stored_vtable.base);
// coverity[pointless_expression]: suppress coverity warnings on apparant if(const).
if (boost::detail::function::is_trivially_copy_constructible<Functor>::value &&
std::is_trivially_destructible<Functor>::value &&
if (boost::detail::function::is_trivially_copyable<Functor>::value &&
boost::detail::function::function_allows_small_object_optimization<Functor>::value)
value |= static_cast<std::size_t>(0x01);
vtable = reinterpret_cast<boost::detail::function::vtable_base *>(value);