Flip the order of outgoing edges (at least). This should also affect the original op causing the condition. Note: we don't have to flip at all levels of the hierarchy only at the top and at the bottom \param toporbottom is \b true if \b this is the top outermost block of the hierarchy getting negated \return \b true if a change was made to data-flow
source not stored for this graph (policy: none)
no test coverage detected