From 1355b98269b460c48ad626e68c2931aaca665a56 Mon Sep 17 00:00:00 2001
From: Ky Waegel <kwaegel@cs.unc.edu>
Date: Thu, 29 Aug 2013 15:18:15 -0400
Subject: [PATCH] Fixed CMake compiler flag test on Windows.

---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f274283e92b..6a95a9f47ad 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -110,8 +110,8 @@ endif()
 if(MSVC)
   SET(CMAKE_COMPILER_IS_MSVC 1)
   add_definitions ("-DBOOST_ALL_NO_LIB -D_SCL_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS -DNOMINMAX /bigobj")
-  if("${CMAKE_CXX_FLAGS}" STREQUAL "")
-    SET(CMAKE_CXX_FLAGS "/bigobj /EHsc /fp:precise /wd4800 /wd4521 /wd4251 /wd4275 /wd4305 /wd4355 ${SSE_FLAGS}")
+  if("${CMAKE_CXX_FLAGS}" STREQUAL " /DWIN32 /D_WINDOWS /W3 /GR /EHsc")	## Check against default flags
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /bigobj /EHsc /fp:precise /wd4800 /wd4521 /wd4251 /wd4275 /wd4305 /wd4355 ${SSE_FLAGS}")
 
     # Add extra code generation/link optimizations
     if(CMAKE_MSVC_CODE_LINK_OPTIMIZATION)