From 46220ad01ecdc1832ad0b9da0e70541632f53ead Mon Sep 17 00:00:00 2001
From: juehv <juehv@tk-jh-frankenstein.tk.informatik.tu-darmstadt.de>
Date: Tue, 15 Nov 2016 17:09:57 +0100
Subject: fix cmake file

---
 CMakeLists.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 87fc2e5..2d53686 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -536,7 +536,9 @@ else()
 	endif()
 endif()
 
+if (CMAKE_BUILD_TYPE)
 string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_UC)
+endif()
 message(STATUS "  CXX Flags   : " ${CMAKE_CXX_FLAGS} " " ${CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE_UC}})
 message(STATUS "  C   Flags   : " ${CMAKE_C_FLAGS} " " ${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}})
 
-- 
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