From 61fb6cdf053da66f29f1afb3161f8a86434b0572 Mon Sep 17 00:00:00 2001
From: Mike Innes <mike.j.innes@gmail.com>
Date: Fri, 5 Oct 2018 14:02:00 +0100
Subject: [PATCH] jit macro

---
 src/utils.jl | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/utils.jl b/src/utils.jl
index 6a970f0b..74d479bd 100644
--- a/src/utils.jl
+++ b/src/utils.jl
@@ -153,3 +153,18 @@ function jacobian(m,x)
     end
     J'
 end
+
+"""
+    @jit ...
+
+The `@jit` annotation can be applied to any code, and the code will be compiled
+for performance.
+
+    @jit f(x) = @jit(x) + @jit(x)
+
+Note that compilation happens regardless of the `@jit` macro, so it should only
+be used for aesthetic purposes, or by recovering Python users.
+"""
+macro jit(ex)
+  esc(ex)
+end