cfg_layout_split_edge doesn't handle the general case correctly

[Steven Bosscher]

On Friday 20 August 2004 16:52, Mostafa Hagog wrote:
> This is wrong because if we have a fullthru edge going of a block next_bb
> must be the destination of that fallthru edge.

IIRC this is not true in cfglayout mode.

Gr.
Steven