From 6b433d2503ed81bd6577c17748d2ae59ce0573c6 Mon Sep 17 00:00:00 2001
From: Rodolfo Ribeiro Gomes <rodolforg@gmail.com>
Date: Feb 27 2020 13:32:49 +0000
Subject: add noexcept to move constructor


allow to compiler user move in many cases, and thus speeding up execution
* http://www.hlsl.co.uk/blog/2017/12/1/c-noexcept-and-move-constructors-effect-on-performance-in-stl-containers
* https://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom

---

diff --git a/synfig-core/src/synfig/value.cpp b/synfig-core/src/synfig/value.cpp
index 98acf8f..fbf668d 100644
--- a/synfig-core/src/synfig/value.cpp
+++ b/synfig-core/src/synfig/value.cpp
@@ -107,7 +107,7 @@ ValueBase::ValueBase(const ValueBase& x)
 	interpolation_ = x.interpolation_;
 }
 
-ValueBase::ValueBase(ValueBase&& x)
+ValueBase::ValueBase(ValueBase&& x) noexcept
 	: ValueBase()
 {
 	swap(*this, x);
diff --git a/synfig-core/src/synfig/value.h b/synfig-core/src/synfig/value.h
index 8629432..9d7ffcd 100644
--- a/synfig-core/src/synfig/value.h
+++ b/synfig-core/src/synfig/value.h
@@ -130,7 +130,7 @@ public:
 	ValueBase(const ValueBase &x);
 
 	//! Move constructor
-	ValueBase(ValueBase&& x);
+	ValueBase(ValueBase&& x) noexcept;
 
 	//! Default destructor
 	virtual ~ValueBase();