Merge pull request #14674 from jaredjones/patch-1

CMake OS X: Fixed Debug Mode for Xcode
(cherry picked from commit b96e70af71a1cc87a33a79c71618697cd8f7ca9f)

cmake/compiler/clang/settings.cmake

@@ -17,3 +17,4 @@ endif()
 # -Wno-narrowing needed to suppress a warning in g3d
 # -Wno-deprecated-register is needed to suppress 185 gsoap warnings on Unix systems.
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wno-narrowing -Wno-deprecated-register")
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG=1")