From d7ef7a47c9ff13b651a65c166af4ed83733ab4de Mon Sep 17 00:00:00 2001
From: David Widmann <dev+github@devmotion.de>
Date: Sun, 20 Jan 2019 14:09:07 +0100
Subject: [PATCH] No deep copy for numbers

---
 src/utils.jl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/utils.jl b/src/utils.jl
index 099abade..bf3fc186 100644
--- a/src/utils.jl
+++ b/src/utils.jl
@@ -10,6 +10,8 @@ function recursivecopy(a)
   deepcopy(a)
 end
 
+recursivecopy(a::Number) = copy(a)
+
 function recursivecopy(a::AbstractArray{T,N}) where {T<:Number,N}
   copy(a)
 end