From 7f42651fdd5a7d575ffdde89c369fe28cad2ced5 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Mon, 8 Jan 2024 05:10:44 +0100
Subject: a

---
 compat/map.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'compat')

diff --git a/compat/map.hpp b/compat/map.hpp
index def97d0e..9bcceadb 100644
--- a/compat/map.hpp
+++ b/compat/map.hpp
@@ -17,9 +17,9 @@ constexpr auto map0(const std::array<T, N>& array, const F& fun, std::index_sequ
 template<typename T, typename F>
 [[deprecated("zero-length array!")]]
 CORRADE_ALWAYS_INLINE
-constexpr auto map0(const std::array<T, 0>&, const F& fun, std::index_sequence<>)
+constexpr auto map0(const std::array<T, 0>&, const F&, std::index_sequence<>)
 {
-    return std::array<std::decay_t<decltype( fun(std::declval<const T&>()) )> , 0>{};
+    return std::array<std::decay_t<std::invoke_result_t<std::decay_t<F>, const std::remove_cvref_t<T>&>>, 0>{};
 }
 
 } // namespace floormat::detail::map
-- 
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