I replied, but failed to press "Submit" (which is several screenfuls away). Sorry The Maybe DataCon idea looks right to me. FWIW I *hate* the way that TidyPgm is forced to predict what CorePrep will do. I've created https://ghc.haskell.org/trac/ghc/ticket/9718 to explain. Simon | -----Original Message----- | From: Herbert Valerio Riedel [mailto:hvriedel@gmail.com] | Sent: 24 October 2014 08:48 | To: Simon Peyton Jones | Subject: Does D351 Unwiring-Integer patch now look like you | envisioned? | | Hello Simon, | | I was wondering if | | https://phabricator.haskell.org/D351 | | looks the way you expected, and more specifically I'd like some | feedback on the `DataCon` vs. `Maybe Id` comment at | | https://phabricator.haskell.org/D351#8682 | | Thanks! | hvr