Module ir 

Structs

FetchId

FlowGraphMeta

MiddlewareId

NodeId

PredicateId

SymbolicFlowGraph

TerminatorId

Enums

BodySide

ListenerKind

Per-listener dispatch posture. Derived by the lower pass from the listener’s entry subgraph — not user-configured. See spec/architecture/06-l4.md § Listener kind derivation for the derivation rule and § Dispatch decision table for the runtime behavior the listener picks based on this value.

Node