From 3babeeb440310fe1f40eaabb3ddbd89f6db07a99 Mon Sep 17 00:00:00 2001
From: Mike Innes <mike.j.innes@gmail.com>
Date: Tue, 6 Mar 2018 13:49:05 +0000
Subject: [PATCH] scalar hashing

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

diff --git a/src/tracker/scalar.jl b/src/tracker/scalar.jl
index 40495c77..47aa9226 100644
--- a/src/tracker/scalar.jl
+++ b/src/tracker/scalar.jl
@@ -15,6 +15,8 @@ function Base.show(io::IO, x::TrackedReal)
   print(io, " (tracked)")
 end
 
+Base.decompose(x::TrackedReal) = Base.decompose(data(x))
+
 Base.convert(::Type{TrackedReal{T}}, x::TrackedReal{T}) where T = x
 
 Base.convert(::Type{TrackedReal{T}}, x::TrackedReal) where T =