Method addUse

chapter21/src/main/java/com/seaofnodes/simple/node/Node.java:229–229

(N n)

    // Breaks the edge invariants, used temporarily
    protected <N extends Node> void addUse(N n) { _outputs.add(n); }

    // Remove node 'use' from 'def's (i.e. our) output list, by compressing the list in-place.
    // Return true if the output list is empty afterward.