Add an empty let before starting normalization.
authorMatthijs Kooijman <m.kooijman@student.utwente.nl>
Sun, 21 Jun 2009 16:09:20 +0000 (18:09 +0200)
committerMatthijs Kooijman <m.kooijman@student.utwente.nl>
Sun, 21 Jun 2009 16:09:20 +0000 (18:09 +0200)
commit17852552fb024c01f8f8d76c8668c5327c32d4ff
treee87c4615e9bd8d0ee19e5e280201905e68221638
parent9e042c5d285ad14daeee9847116e6338aa609903
Add an empty let before starting normalization.

This ensures that every expression will always contain a let at the top
level, since none of the transforms will remove the last let (lets are
only merged when two are nested).
Normalize.hs