From e5f5e98fc4961be3ab731add187072021be2f9e3 Mon Sep 17 00:00:00 2001
From: Nils Deppe <nd357@cornell.edu>
Date: Fri, 26 May 2017 08:46:11 -0400
Subject: [PATCH] Add master as install option for yaml-cpp (#4364)

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

diff --git a/var/spack/repos/builtin/packages/yaml-cpp/package.py b/var/spack/repos/builtin/packages/yaml-cpp/package.py
index e600d470a9..cc22b3420d 100644
--- a/var/spack/repos/builtin/packages/yaml-cpp/package.py
+++ b/var/spack/repos/builtin/packages/yaml-cpp/package.py
@@ -32,6 +32,7 @@ class YamlCpp(CMakePackage):
     url      = "https://github.com/jbeder/yaml-cpp/archive/yaml-cpp-0.5.3.tar.gz"
 
     version('0.5.3', '4e47733d98266e46a1a73ae0a72954eb')
+    version('develop', git='https://github.com/jbeder/yaml-cpp', branch='master')
 
     variant('shared', default=True,
             description='Enable build of shared libraries')
-- 
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