22   $ hg tag t2

    22   $ hg tag t2

    23 

    23 

    24   $ echo dumb > dumb

    24   $ echo dumb > dumb

    25   $ hg ci -qAmdumb

    25   $ hg ci -qAmdumb

    26   $ hg debugobsolete b1174d11b69e63cb0c5726621a43c859f0858d7f

    26   $ hg debugobsolete b1174d11b69e63cb0c5726621a43c859f0858d7f

    27 

    28 

    28   $ hg phase -pr t1

    29   $ hg phase -pr t1

    29   $ hg phase -fsr t2

    30   $ hg phase -fsr t2

    30 

    31 

    31 Make a helper function to check cache damage invariants:

    32 Make a helper function to check cache damage invariants: