module A {
  header "A.h"
  export *
}

module B {
  header "B.h"
  export *
}

module C [system] {
  header "C.h"
  export *
  link framework "nonSwiftyLibC"
}

module D {
  header "D.h"
  export *
}

module F {
  header "F.h"
  export *
}

module G {
  header "G.h"
  export *
}

module H {
  header "H.h"
  export *
}

module I {
  header "I.h"
  export *
}

module X {
  header "X.h"
  export *
}
module X_Private {
  header "X_Private.h"
  export *
}
module Y {
  header "Y.h"
  export *
  explicit module Private {
    header "Y_Private.h"
  }
}
module ClangModuleWithOverlayedDep {
  header "ClangModuleWithOverlayedDep.h"
  export *
}
module CycleClangMiddle {
  header "CycleClangMiddle.h"
  export *
}
module CycleOverlay {
  header "CycleOverlay.h"
  export *
}