add_library(empty1 INTERFACE IMPORTED) add_library(empty2 INTERFACE IMPORTED) set_property(TARGET empty1 PROPERTY INTERFACE_LINK_LIBRARIES $<$<STREQUAL:$<TARGET_PROPERTY:INTERFACE_INCLUDE_DIRECTORIES>,/foo/bar>:empty2> ) add_library(empty3 empty.cpp) target_link_libraries(empty3 empty1)
