From c6b6e93c83b4323c3f2e45a91c9ef0c4a84e4f9d Mon Sep 17 00:00:00 2001
From: Mike J Innes <mike.j.innes@gmail.com>
Date: Mon, 22 Aug 2016 14:49:23 +0100
Subject: [PATCH] subtype of model

---
 src/compiler/code.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/code.jl b/src/compiler/code.jl
index 3bd8250d..7ed226b9 100644
--- a/src/compiler/code.jl
+++ b/src/compiler/code.jl
@@ -22,7 +22,7 @@ end
 
 function build_type(T, params)
   quote
-    type $T
+    type $T <: Model
       $(params...)
       $([symbol("Δ", s) for s in params]...)
     end