Class MakeImplCommon::ReturnCtx

A return context used to calculate flow summaries in reverse flow.

The possible values are:

• TReturnCtxNone(): no return flow.
• TReturnCtxNoFlowThrough(): return flow, but flow through is not possible.
• TReturnCtxMaybeFlowThrough(ReturnPosition pos): return flow, of kind pos, and flow through may be possible.