From 23b75cc23b8bab97eb2803e5110641c0f04bfc80 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@ost.ch>
Date: Mon, 14 Jul 2025 20:21:26 +0000
Subject: x86_64: remove forward_value_iterator

---
 .../include/arch/stl/forward_value_iterator.hpp    | 121 ---------------------
 1 file changed, 121 deletions(-)
 delete mode 100644 arch/x86_64/include/arch/stl/forward_value_iterator.hpp

diff --git a/arch/x86_64/include/arch/stl/forward_value_iterator.hpp b/arch/x86_64/include/arch/stl/forward_value_iterator.hpp
deleted file mode 100644
index be3d8e6..0000000
--- a/arch/x86_64/include/arch/stl/forward_value_iterator.hpp
+++ /dev/null
@@ -1,121 +0,0 @@
-#ifndef TEACHOS_ARCH_X86_64_STL_FORWARD_VALUE_ITERATOR_HPP
-#define TEACHOS_ARCH_X86_64_STL_FORWARD_VALUE_ITERATOR_HPP
-
-#include <iterator>
-
-namespace teachos::arch::stl
-{
-  /**
-   * @brief Concept for a type to have a post and prefix increment operator, that returns the correct type.
-   */
-  template<typename T>
-  concept Incrementable = requires(T t) {
-    { ++t } -> std::same_as<T &>;
-    { t++ } -> std::same_as<T>;
-  };
-
-  /**
-   * @brief Iterable concept for the forward value iterator, meaning the type itself is incrementable and comparable.
-   */
-  template<typename T>
-  concept Iterable = std::regular<T> && Incrementable<T>;
-
-  /**
-   * @brief Generic forward iterator for given template type. Allows to easily use this iterator
-   * instance in algorithm calls.
-   *
-   * @note Allows any value that itself can be incremented until we have reached the end, does not interact with the
-   * address of the value in any way.
-   *
-   * @tparam T Value the iterator contains.
-   */
-  template<Iterable T>
-  struct forward_value_iterator
-  {
-    using iterator_category = std::forward_iterator_tag;  ///< Iterator category of this type.
-    using difference_type = std::ptrdiff_t;  ///< Type when diving one instance of this iterator by another.
-    using value_type = T;                    ///< Underlying value contained by this iterator.
-    using const_reference_type =
-        value_type const &;  ///< Constant reference to value returned by dereference * operation.
-    using const_pointer_type = value_type const *;  ///< Constant pointer to value returned by arrow -> operation.
-
-    /**
-     * @brief Defaulted constructor.
-     */
-    forward_value_iterator() = default;
-
-    /**
-     * @brief Constructor.
-     *
-     * @param value Underlying value the iterator contains.
-     */
-    explicit forward_value_iterator(value_type value)
-        : value(value)
-    {
-      // Nothing to do
-    }
-
-    /**
-     * @brief Returns the initally given value.
-     *
-     * @return Reference to the value.
-     */
-    [[gnu::section(".stl_text")]]
-    auto operator*() const -> const_reference_type
-    {
-      return value;
-    }
-
-    /**
-     * @brief Gets pointer to the underlying value passed intially.
-     *
-     * @return Pointer to the underlying value passed intially.
-     */
-    [[gnu::section(".stl_text")]]
-    auto operator->() const -> const_pointer_type
-    {
-      return &value;
-    }
-
-    /**
-     * @brief Pre increment operator. Returns a reference to the changed value.
-     *
-     * @return Reference to the incremented underlying value.
-     */
-    [[gnu::section(".stl_text")]]
-    auto operator++() -> forward_value_iterator &
-    {
-      ++value;
-      return *this;
-    }
-
-    /**
-     * @brief Post increment operator. Returns a copy of the value.
-     *
-     * @return Copy of the incremented underlying value.
-     */
-    [[gnu::section(".stl_text")]]
-    auto operator++(int) -> forward_value_iterator
-    {
-      auto const old_value = *this;
-      ++value;
-      return old_value;
-    }
-
-    /**
-     * @brief Defaulted comparsion operator. Simply compares the memory address of both iterators.
-     *
-     * @param other Other iterator to compare to.
-     * @return Whether both iterators point to the same underlying address in memory.
-     */
-    [[gnu::section(".stl_text")]]
-    auto operator==(forward_value_iterator const & other) const -> bool = default;
-
-  private:
-    value_type value =
-        {};  ///< Underlying value the iterator is currently pointing too and should increment or decrement.
-  };
-
-}  // namespace teachos::arch::stl
-
-#endif  // TEACHOS_ARCH_X86_64_STL_FORWARD_VALUE_ITERATOR_HPP
-- 
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