From 0e5ef25a69d5e67ca838e039bb11f2d55930c2b2 Mon Sep 17 00:00:00 2001
From: joaquintides <joaquin@tid.es>
Date: Thu, 13 Apr 2023 19:31:20 +0200
Subject: [PATCH] added workaround for GCC<=5 having problems with return {...}
 syntax

---
 include/boost/unordered/detail/foa/tuple_rotate_right.hpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/include/boost/unordered/detail/foa/tuple_rotate_right.hpp b/include/boost/unordered/detail/foa/tuple_rotate_right.hpp
index c63a7fb5..2774cbbb 100644
--- a/include/boost/unordered/detail/foa/tuple_rotate_right.hpp
+++ b/include/boost/unordered/detail/foa/tuple_rotate_right.hpp
@@ -24,8 +24,12 @@ auto tuple_rotate_right_aux(mp11::index_sequence<Is...>,Tuple&& x)
     std::get<(Is+sizeof...(Is)-1)%sizeof...(Is)>(std::forward<Tuple>(x)))...
   >
 {
-  return {
-    std::get<(Is+sizeof...(Is)-1)%sizeof...(Is)>(std::forward<Tuple>(x))...};
+  return std::tuple<decltype(
+    std::get<(Is+sizeof...(Is)-1)%sizeof...(Is)>(std::forward<Tuple>(x)))...
+  >
+  {
+    std::get<(Is+sizeof...(Is)-1)%sizeof...(Is)>(std::forward<Tuple>(x))...
+  };
 }
 
 template<typename Tuple>