nitc :: BasicBlock :: link_special
# Self is the old block to link to the new
# i.e. self is the predecessor of `successor`
# `successor` The successor block
fun link_special(successor: BasicBlock)
do
# Link the two blocks even if the current block ends with a return or a break
successors.add(successor)
successor.predecessors.add(self)
end
src/ssa.nit:64,2--72,4