pub(crate) fn replace_regions_in_mir<'tcx>(
    infcx: &InferCtxt<'tcx>,
    param_env: ParamEnv<'tcx>,
    body: &mut Body<'tcx>,
    promoted: &mut IndexVec<Promoted, Body<'tcx>>
) -> UniversalRegions<'tcx>
Expand description

Rewrites the regions in the MIR to use NLL variables, also scraping out the set of universal regions (e.g., region parameters) declared on the function. That set will need to be given to compute_regions.