@@ 26,6 26,15 @@ set(KRONOS_CMAKE_ARGS -G ${CMAKE_GENERAT
 set(BUILD_PREFIX ${CMAKE_BINARY_DIR})
 set_property(DIRECTORY PROPERTY EP_BASE ${BUILD_PREFIX})
 
+externalproject_add(o2
+	GIT_REPOSITORY https://github.com/rbdannenberg/o2.git
+	GIT_TAG v2.0-alpha
+	BUILD_COMMAND ""
+	INSTALL_COMMAND "")
+
+set(KRONOS_CMAKE_ARGS "${KRONOS_CMAKE_ARGS};-DO2_DIR=${CMAKE_CURRENT_BINARY_DIR}/Source/o2")
+set(KRONOS_BUILD_DEPS "${KRONOS_BUILD_DEPS};o2")
+
 if(KRONOS_BUILD_LLVM)
 	# Download and build LLVM
 	externalproject_add(llvm