fix C++20 !!! build failure: iterator concept was not fully implemented

6ba63f86 · Eugene Kosov · 57bf8c1f · 6ba63f86
Commit 6ba63f86 authored Oct 12, 2021 by Eugene Kosov
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include/ilist.h include/ilist.h +4 -0

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--- a/include/ilist.h
+++ b/include/ilist.h
@@ -107,6 +107,10 @@ template <class T, class Tag= void> class ilist
    }

    reference operator*() noexcept { return *static_cast<pointer>(node_); }
+    const_reference operator*() const noexcept
+    {
+      return *static_cast<pointer>(node_);
+    }
    pointer operator->() noexcept { return static_cast<pointer>(node_); }

    friend bool operator==(const Iterator &lhs, const Iterator &rhs) noexcept