Remove superfluous code in Lazy_construction

This commit is contained in:
Mael Rouxel-Labbé 2024-12-20 15:36:09 +01:00
parent 9c9892c18e
commit 6b1e666866
1 changed files with 5 additions and 23 deletions

View File

@ -1436,23 +1436,10 @@ struct Lazy_construction
template <typename ...Args>
struct is_optional_variant<boost::optional<boost::variant<Args...> > > : std::true_type { };
template<typename>
struct result {
// this does not default, if you want to make a lazy lazy-kernel,
// you are on your own
};
template <typename F, class... T>
struct result<F(T...)>
{
// @todo why the Type_mapper, just for a std::decay?
typedef typename Type_mapper<decltype(std::declval<AC>()(std::declval<typename Type_mapper<T,LK,AK>::type>()...)),AK,LK>::type type;
};
template <class... L>
decltype(auto)
operator()(const L&... l) const {
// @todo why the Type_mapper, just for a std::decay?
operator()(const L&... l) const
{
typedef typename Type_mapper<decltype(std::declval<EC>()(std::declval<typename Type_mapper<L, LK, EK>::type>()...)),EK,EK>::type ET;
typedef typename Type_mapper<decltype(std::declval<AC>()(std::declval<typename Type_mapper<L, LK, AK>::type>()...)),AK,AK>::type AT;
typedef Lazy<AT, ET, E2A> Handle;
@ -1460,7 +1447,7 @@ struct Lazy_construction
// ----------------------- FT -----------------------
if constexpr (std::is_same_v<AT, typename AK::FT>)
{
typedef Lazy_exact_nt<std::remove_cv_t<std::remove_reference_t<decltype(ec(CGAL::exact(l)...))>>> result_type;
typedef Lazy_exact_nt<CGAL::cpp20::remove_cvref_t<decltype(ec(CGAL::exact(l)...))>> result_type;
CGAL_BRANCH_PROFILER(std::string(" failures/calls to : ") + std::string(CGAL_PRETTY_FUNCTION), tmp);
{
@ -1550,12 +1537,7 @@ struct Lazy_construction
// boost::optional<boost::variant< > > (Intersection_23 result types)
else if constexpr (is_optional_variant<AT>::value)
{
typedef typename result<Lazy_construction(L...)>::type result_type;
// typedef decltype(std::declval<AC>()(std::declval<typename Type_mapper<L1, LK, AK>::type>(),
// std::declval<typename Type_mapper<L2, LK, AK>::type>())) AT;
// typedef decltype(std::declval<EC>()(std::declval<typename Type_mapper<L1, LK, EK>::type>(),
// std::declval<typename Type_mapper<L2, LK, EK>::type>())) ET;
typedef typename Type_mapper<decltype(std::declval<AC>()(std::declval<typename Type_mapper<L, LK, AK>::type>()...)),AK,LK>::type result_type;
CGAL_BRANCH_PROFILER(std::string(" failures/calls to : ") + std::string(CGAL_PRETTY_FUNCTION), tmp);
{
@ -1598,7 +1580,7 @@ struct Lazy_construction
// ----------------------- GENERIC -----------------------
else
{
typedef typename result<Lazy_construction(L...)>::type result_type;
typedef typename Type_mapper<decltype(std::declval<AC>()(std::declval<typename Type_mapper<L, LK, AK>::type>()...)),AK,LK>::type result_type;
static const bool noprune = Disable_lazy_pruning<AK, AC>::value;