Fix MSVC warning.

Change-Id: Ib3a732670a046df324b3518e1359342dd57a2829

Author: MichalMrozek

unit_tests/CMakeLists.txt

@@ -10,20 +10,20 @@ set(TEST_PROJECTS_FOLDER "opencl runtime")
 set(PLATFORM_SPECIFIC_TARGETS_FOLDER "${TEST_PROJECTS_FOLDER}/test platforms")
 
 # disable optimizations for ults
-string(REPLACE "-O2" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
-
 if(UNIX)
+  string(REPLACE "-O2" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
   #disable fortify source as this requires optimization to be on
   string(REPLACE "-D_FORTIFY_SOURCE=2" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
   set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O0")
   set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O0")
 endif()
 
 if(WIN32)
-  set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Od")
-  set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -Od")
-  set(CMAKE_C_FLAGS_RELEASEINTERNAL "${CMAKE_C_FLAGS_RELEASE} -Od")
-  set(CMAKE_CXX_FLAGS_RELEASEINTERNAL "${CMAKE_CXX_FLAGS_RELEASE} -Od")
+  string(REPLACE "/O2" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
+  string(REPLACE "/O2" "/Od" CMAKE_CXX_FLAGS_RELEASE ${CMAKE_CXX_FLAGS_RELEASE})
+  string(REPLACE "/O2" "/Od" CMAKE_C_FLAGS_RELEASE ${CMAKE_C_FLAGS_RELEASE})
+  string(REPLACE "/O2" "/Od" CMAKE_CXX_FLAGS_RELEASEINTERNAL ${CMAKE_CXX_FLAGS_RELEASEINTERNAL})
+  string(REPLACE "/O2" "/Od" CMAKE_C_FLAGS_RELEASEINTERNAL ${CMAKE_C_FLAGS_RELEASEINTERNAL})
 endif()
 
 add_custom_target(unit_tests)