From dcb66d6b403ed2c4341fdb091f2ef22b73ea8b8a Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Sat, 12 Nov 2011 10:54:16 +0100
Subject: fix ei_add_property

---
 cmake/EigenTesting.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/EigenTesting.cmake b/cmake/EigenTesting.cmake
index d3102d929..629880e8f 100644
--- a/cmake/EigenTesting.cmake
+++ b/cmake/EigenTesting.cmake
@@ -1,7 +1,7 @@
 
 macro(ei_add_property prop value)
   get_property(previous GLOBAL PROPERTY ${prop})  
-  if (NOT ${previous} OR ${previous} STREQUAL "")
+  if ((NOT previous) OR (previous STREQUAL ""))
     set_property(GLOBAL PROPERTY ${prop} "${value}")
   else()
     set_property(GLOBAL PROPERTY ${prop} "${previous} ${value}")
-- 
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