Remove obsolete cgen of Optional effects
This if-else branch was obsoleted by commit
@@ -146,8 +146,6 @@ func (g *gen) writeStatementAssign0(b *buffer, op t.ID, lhs *a.Expr, rhs *a.Expr
return false, err
}
b.writes("status = ")
- } else if rhs.Effect().Coroutine() {
- b.writes("status = ")
}
if !hack {
