LinkImplementationFeatureCycle.cmake 492 B

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  1. add_library(empty1 empty.cpp)
  2. add_library(empty2 INTERFACE)
  3. add_library(empty3 INTERFACE)
  4. target_compile_features(empty3 INTERFACE cxx_static_assert)
  5. target_link_libraries(empty1
  6. # When starting, $<COMPILE_FEATURES:cxx_nullptr> is '0', so 'freeze' the
  7. # CXX_STANDARD at 98 during computation.
  8. $<$<COMPILE_FEATURES:cxx_nullptr>:empty2>
  9. # This would add cxx_static_assert, but that would require CXX_STANDARD = 11,
  10. # which is not allowed after freeze. Report an error.
  11. empty3
  12. )