LIBVERSION_SCRIPT_EXAMPLE_1.0 {  # introduced=32
  global:
    test1;
    extern "C++" {
      Test3::*;  # mytag introduced-arm64=Tiramisu
    };
  local:
    *;
};

LIBVERSION_SCRIPT_EXAMPLE_PRIVATE {  # mytag introduced=33
  global:
    test2;
    extern "C++" {
      Test4::*;
    };
} LIBVERSION_SCRIPT_EXAMPLE_1.0;