From c8e6ed5d9fd672bdb828919c624a1c6ce44c40d0 Mon Sep 17 00:00:00 2001
From: Sebastian Messmer <mail@smessmer.de>
Date: Wed, 28 Oct 2015 00:42:49 +0100
Subject: [PATCH] Fix incompatibility with gcc 4.9

---
 src/config/crypto/ConcreteInnerEncryptor.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/config/crypto/ConcreteInnerEncryptor.h b/src/config/crypto/ConcreteInnerEncryptor.h
index 7a7949ce..7af8157f 100644
--- a/src/config/crypto/ConcreteInnerEncryptor.h
+++ b/src/config/crypto/ConcreteInnerEncryptor.h
@@ -62,7 +62,7 @@ namespace cryfs {
             }
             auto result = deserializer.readTailData();
             deserializer.finished();
-            return result;
+            return std::move(result); // TODO This std::move() is not necessary on newer gcc versions. Remove it and look for other occurrences of the same.
         } catch (const std::exception &e) {
             cpputils::logging::LOG(cpputils::logging::ERROR) << "Error serializing inner configuration: " << e.what();
             return boost::none; // This can be caused by invalid input data and does not have to be a programming error. Don't throw exception.