Return results of Cmm streams in backends
This is normally part of !1610 (closed), which cause compile time regressions. Just to see whether the commit to blame is this one or the other commit I'm moving this to a new MR.
This is normally part of !1610 (closed), which cause compile time regressions. Just to see whether the commit to blame is this one or the other commit I'm moving this to a new MR.