Function rustc_mir_transform::generator::create_generator_drop_shim

fn create_generator_drop_shim<'tcx>(
    tcx: TyCtxt<'tcx>,
    transform: &TransformVisitor<'tcx>,
    gen_ty: Ty<'tcx>,
    body: &mut Body<'tcx>,
    drop_clean: BasicBlock
) -> Body<'tcx>