From 18a84c6b3ca0856cb17a2d1255a4ee0ddba40b7a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hampus=20Fr=C3=B6jdholm?= <hampus.frojdholm@gmail.com>
Date: Sun, 2 Oct 2022 14:01:37 +0200
Subject: [PATCH] Fix compilation failure with clang 12 and debug=yes

The pointer type alias was missing from FlattenedView::Iterator causing
std::iterator_traits to be an empty class.
---
 src/ranges.hh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ranges.hh b/src/ranges.hh
index 2f9e9a210..816d6efbb 100644
--- a/src/ranges.hh
+++ b/src/ranges.hh
@@ -435,6 +435,7 @@ struct FlattenedView
         using iterator_category = std::forward_iterator_tag;
         using difference_type = std::size_t;
         using reference = value_type&;
+        using pointer = value_type*;
 
         Iterator() = default;
         Iterator(OuterIt begin, OuterIt end) : m_outer_it{begin}, m_outer_end{end}