Member predicate MakeWithSplitting::SplitImplementations::ConditionalCompletionSplitting::ConditionalCompletionSplitImpl::hasSuccessor
Holds if this split is maintained when control passes from pred to succ with
completion c.
Invariant: hasSuccessor(pred, succ, c) implies succ(pred, succ, c)
predicate hasSuccessor(AstNode pred, AstNode succ, Completion c)