dfListComp c_id n_id (LetStmt binds : quals) body
-- new in 1.3, local bindings
= dfListComp c_id n_id quals body `thenDs` \ core_rest ->
dfListComp c_id n_id (LetStmt binds : quals) body
-- new in 1.3, local bindings
= dfListComp c_id n_id quals body `thenDs` \ core_rest ->