From f83d98a62d0100b8f9b510d7e7b58af81d63af0a Mon Sep 17 00:00:00 2001
From: Brian Van Essen <vanessen1@llnl.gov>
Date: Tue, 3 Mar 2020 09:27:01 -0800
Subject: [PATCH] Protobuf's cmake environment does not properly handle being
 exported (#15293)

and found when using the RelWithDebInfo build type.  Change protobuf
to only support Release and Debug build types.
---
 var/spack/repos/builtin/packages/protobuf/package.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/var/spack/repos/builtin/packages/protobuf/package.py b/var/spack/repos/builtin/packages/protobuf/package.py
index 0923d3a961..05702d9fc9 100644
--- a/var/spack/repos/builtin/packages/protobuf/package.py
+++ b/var/spack/repos/builtin/packages/protobuf/package.py
@@ -39,6 +39,9 @@ class Protobuf(CMakePackage):
 
     variant('shared', default=True,
             description='Enables the build of shared libraries')
+    variant('build_type', default='Release',
+            description='The build type to build',
+            values=('Debug', 'Release'))
 
     depends_on('zlib')
 
-- 
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