Compiling D                ( D.hs, interpreted )
Compiling C                ( C.hs, interpreted )
Compiling B                ( B.hs, interpreted )
Compiling Main             ( A.hs, interpreted )
Compiling C                ( C.hs, interpreted )
Skipping  B                ( B.hs, interpreted )
Skipping  Main             ( A.hs, interpreted )
Compiling D                ( D.hs, interpreted )
Skipping  C                ( C.hs, interpreted )
Skipping  B                ( B.hs, interpreted )
Skipping  Main             ( A.hs, interpreted )
Skipping  D                ( D.hs, D.o )
Compiling C                ( C.hs, interpreted )
Compiling B                ( B.hs, interpreted )
Compiling Main             ( A.hs, interpreted )