I don't think I follow, as far as I know after rebasing B' and C', you would end up with:
---A----A' \ B'----C'
That's the way it works here at least.
I don't think I follow, as far as I know after rebasing B' and C', you would end up with:
---A----A'
B'---- C'
\
That's the way it works here at least.