Tests/RunCMake/File_Generate/OutputNameMatchesObjects.cmake - third_party/cmake - Git at Google

 enable_language(CXX)

 file(GENERATE
   OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/$<LOWER_CASE:$<CONFIG>/somefile.cpp"
   CONTENT "static const char content[] = \"$<TARGET_OBJECTS:foo>\";\n"
 )

 add_library(foo INTERFACE )
	enable_language(CXX)

	file(GENERATE
	OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/$<LOWER_CASE:$<CONFIG>/somefile.cpp"
	CONTENT "static const char content[] = \"$<TARGET_OBJECTS:foo>\";\n"
	)

	add_library(foo INTERFACE )