From e3cf2b2b48c1aa889a30213945c78159bee213ef Mon Sep 17 00:00:00 2001
From: Thomas Winwood <twwinwood@gmail.com>
Date: Fri, 22 Dec 2017 04:52:09 +0000
Subject: [PATCH] Add Copy derives

---
 src/lib.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 7394c0e..4454143 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -34,7 +34,7 @@ use core::ptr;
 /// take and return copies of the value.
 ///
 /// The size of this struct is the same as the size of the contained type.
-#[derive(Debug)]
+#[derive(Clone, Copy, Debug)]
 pub struct Volatile<T: Copy>(T);
 
 impl<T: Copy> Volatile<T> {
@@ -143,7 +143,7 @@ impl<T: Copy> Volatile<T> {
 /// A volatile wrapper which only allows read operations.
 ///
 /// The size of this struct is the same as the contained type.
-#[derive(Debug)]
+#[derive(Clone, Copy, Debug)]
 pub struct ReadOnly<T: Copy>(Volatile<T>);
 
 impl<T: Copy> ReadOnly<T> {
@@ -200,7 +200,7 @@ impl<T: Copy> ReadOnly<T> {
 /// A volatile wrapper which only allows write operations.
 ///
 /// The size of this struct is the same as the contained type.
-#[derive(Debug)]
+#[derive(Clone, Copy, Debug)]
 pub struct WriteOnly<T: Copy>(Volatile<T>);
 
 impl<T: Copy> WriteOnly<T> {