Tests/RunCMake/install/EXPORT-InterfaceLinkNoexist.cmake - third_party/github.com/Kitware/CMake - Git at Google

 add_library(foo INTERFACE)
 target_link_libraries(foo INTERFACE nonexistent::bar)
 install(TARGETS foo DESTINATION lib EXPORT foo-targets)
 install(EXPORT foo-targets FILE foo-targets.cmake DESTINATION lib)
	add_library(foo INTERFACE)
	target_link_libraries(foo INTERFACE nonexistent::bar)
	install(TARGETS foo DESTINATION lib EXPORT foo-targets)
	install(EXPORT foo-targets FILE foo-targets.cmake DESTINATION lib)