From 9650afd97eb57dcf1e01eeacb670b824474f2063 Mon Sep 17 00:00:00 2001
From: Javier <javiercvilla@gmail.com>
Date: Thu, 23 Feb 2017 14:56:39 +0100
Subject: [PATCH] Fixing graphviz issue when calling spec (#3225)

---
 var/spack/repos/builtin/packages/graphviz/package.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/var/spack/repos/builtin/packages/graphviz/package.py b/var/spack/repos/builtin/packages/graphviz/package.py
index a6d3234695f..18b69b9f2bf 100644
--- a/var/spack/repos/builtin/packages/graphviz/package.py
+++ b/var/spack/repos/builtin/packages/graphviz/package.py
@@ -90,6 +90,7 @@ class Graphviz(AutotoolsPackage):
     depends_on('python@2:2.8', when='+python')
 
     def configure_args(self):
+        spec = self.spec
         options = []
 
         # These language bindings have been tested, we know they work.