From 7728fbf8ebbac349bab487bda842cbd8c073848f Mon Sep 17 00:00:00 2001
From: Jack Lloyd <jack@randombit.net>
Date: Mon, 22 May 2017 15:43:15 -0400
Subject: Fix for old GCC and Clang

They don't understand unique_ptr<Derived> to unique_ptr<Base> without help
https://stackoverflow.com/questions/22018115/converting-stdunique-ptrderived-to-stdunique-ptrbase
---
 src/lib/hash/skein/skein_512.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/lib/hash/skein')

diff --git a/src/lib/hash/skein/skein_512.cpp b/src/lib/hash/skein/skein_512.cpp
index a3bbde9a7..eaa3090a4 100644
--- a/src/lib/hash/skein/skein_512.cpp
+++ b/src/lib/hash/skein/skein_512.cpp
@@ -47,7 +47,7 @@ std::unique_ptr<HashFunction> Skein_512::copy_state() const
    copy->m_buffer = this->m_buffer;
    copy->m_buf_pos = this->m_buf_pos;
 
-   return copy;
+   return std::move(copy);
    }
 
 void Skein_512::clear()
-- 
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