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authorStanislaw Halik <sthalik@misaki.pl>2024-05-04 14:37:06 +0200
committerStanislaw Halik <sthalik@misaki.pl>2024-05-05 03:31:19 +0200
commitc1ad7d0ead5132520956c8d6ee6a9c6887d38556 (patch)
tree1272a4555a544b06da5e315336ad102c53667dd7 /compat/borrowed-ptr.hpp
parentbbe2474e248dceffe89fe7f23ad7abce5452fc97 (diff)
a w
Diffstat (limited to 'compat/borrowed-ptr.hpp')
-rw-r--r--compat/borrowed-ptr.hpp16
1 files changed, 11 insertions, 5 deletions
diff --git a/compat/borrowed-ptr.hpp b/compat/borrowed-ptr.hpp
index 5134f279..872902a2 100644
--- a/compat/borrowed-ptr.hpp
+++ b/compat/borrowed-ptr.hpp
@@ -3,16 +3,22 @@
namespace floormat {
-template<typename T> constexpr bptr<T>::bptr(NoInitT) noexcept {};
template<typename T> constexpr bptr<T>::bptr(std::nullptr_t) noexcept: ptr{nullptr}, blk{nullptr} {}
template<typename T> constexpr bptr<T>::bptr() noexcept: bptr{nullptr} {}
-template<typename T> bptr(T* ptr) -> bptr<T>;
-
template<typename T, typename U>
-CORRADE_ALWAYS_INLINE bptr<U> static_pointer_cast(const bptr<T>& p) noexcept
+bptr<U> static_pointer_cast(const bptr<T>& p) noexcept
{
- return p.template static_pointer_cast<U>();
+ static_assert(detail_borrowed_ptr::StaticCastable<T, U>);
+
+ if (auto* blk = p.blk) [[likely]]
+ {
+ auto* ptr = static_cast<U*>(p.ptr);
+ blk->incr();
+ return bptr<U>{DirectInit, ptr, blk};
+ }
+ else
+ return bptr<U>{nullptr};
}
} // namespace floormat