vaporize/TransientInterval.java


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package vaporize;

import misc.*;

class TransientInterval {

    protected int first_def;
    protected int last_use;

    protected TransientInterval(int first_def, int last_use) {
        this.first_def = first_def;
        this.last_use = last_use;
    }

    @Override public boolean equals(Object other) {
        TransientInterval o;
        return (other instanceof TransientInterval) &&
            (((o = (TransientInterval) other)).first_def == this.first_def);
    }

}