cmake_minimum_required(VERSION 3.5) project(TestFindOpenCL C) include(CTest) find_package(OpenCL REQUIRED) add_executable(test_tgt main.c) target_link_libraries(test_tgt OpenCL::OpenCL) add_test(NAME test_tgt COMMAND test_tgt) add_executable(test_var main.c) target_include_directories(test_var PRIVATE ${OpenCL_INCLUDE_DIRS}) target_link_libraries(test_var PRIVATE ${OpenCL_LIBRARIES}) add_test(NAME test_var COMMAND test_var)