-foreach(x cloud-sharing ptask_L07_usage wifi_usage wifi_usage_decay cm02-set-lat-bw)
+if (Eigen3_FOUND)
+ set(optional_examples ptask-subflows)
+else()
+ foreach(x ptask-subflows)
+ set(teshsuite_src ${teshsuite_src} ${CMAKE_CURRENT_SOURCE_DIR}/${x}/${x}.cpp)
+ set(tesh_files ${tesh_files} ${CMAKE_CURRENT_SOURCE_DIR}/${x}/${x}.tesh)
+ endforeach()
+endif()
+foreach(x cloud-sharing ptask_L07_usage wifi_usage wifi_usage_decay cm02-set-lat-bw ${optional_examples})
add_executable (${x} EXCLUDE_FROM_ALL ${x}/${x}.cpp)
target_link_libraries(${x} simgrid)
set_target_properties(${x} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${x})