Function setFlowNodeReferenced

test/fixtures/snapshot/typescript.js:45434–45437

(flow)

            return initFlowNode({ flags: 1024 /* FlowFlags.ReduceLabel */, target: target, antecedents: antecedents, antecedent: antecedent });
        }
        function setFlowNodeReferenced(flow) {
            // On first reference we set the Referenced flag, thereafter we set the Shared flag
            flow.flags |= flow.flags & 2048 /* FlowFlags.Referenced */ ? 4096 /* FlowFlags.Shared */ : 2048 /* FlowFlags.Referenced */;
        }
        function addAntecedent(label, antecedent) {
            if (!(antecedent.flags & 1 /* FlowFlags.Unreachable */) && !ts.contains(label.antecedents, antecedent)) {
                (label.antecedents || (label.antecedents = [])).push(antecedent);