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-rw-r--r--src/common/alignment.h47
1 files changed, 4 insertions, 43 deletions
diff --git a/src/common/alignment.h b/src/common/alignment.h
index b37044bb6..4025ba651 100644
--- a/src/common/alignment.h
+++ b/src/common/alignment.h
@@ -3,7 +3,6 @@
#pragma once
#include <cstddef>
-#include <memory>
#include <type_traits>
namespace Common {
@@ -54,66 +53,28 @@ public:
using size_type = std::size_t;
using difference_type = std::ptrdiff_t;
- using pointer = T*;
- using const_pointer = const T*;
-
- using reference = T&;
- using const_reference = const T&;
-
using propagate_on_container_copy_assignment = std::true_type;
using propagate_on_container_move_assignment = std::true_type;
using propagate_on_container_swap = std::true_type;
using is_always_equal = std::true_type;
-public:
constexpr AlignmentAllocator() noexcept = default;
template <typename T2>
constexpr AlignmentAllocator(const AlignmentAllocator<T2, Align>&) noexcept {}
- pointer address(reference r) noexcept {
- return std::addressof(r);
- }
-
- const_pointer address(const_reference r) const noexcept {
- return std::addressof(r);
- }
-
- pointer allocate(size_type n) {
- return static_cast<pointer>(::operator new (n, std::align_val_t{Align}));
- }
-
- void deallocate(pointer p, size_type) {
- ::operator delete (p, std::align_val_t{Align});
+ T* allocate(size_type n) {
+ return static_cast<T*>(::operator new (n * sizeof(T), std::align_val_t{Align}));
}
- void construct(pointer p, const value_type& wert) {
- new (p) value_type(wert);
- }
-
- void destroy(pointer p) {
- p->~value_type();
- }
-
- size_type max_size() const noexcept {
- return size_type(-1) / sizeof(value_type);
+ void deallocate(T* p, size_type n) {
+ ::operator delete (p, n * sizeof(T), std::align_val_t{Align});
}
template <typename T2>
struct rebind {
using other = AlignmentAllocator<T2, Align>;
};
-
- bool operator!=(const AlignmentAllocator<T, Align>& other) const noexcept {
- return !(*this == other);
- }
-
- // Returns true if and only if storage allocated from *this
- // can be deallocated from other, and vice versa.
- // Always returns true for stateless allocators.
- bool operator==(const AlignmentAllocator<T, Align>& other) const noexcept {
- return true;
- }
};
} // namespace Common