• Simon Peyton Jones's avatar
    Simplify and improve CSE · b78fa759
    Simon Peyton Jones authored
    Trac #13156 showed a lost opportunity for CSE. I found that it was
    easy to fix, and it had the nice side effect of rendering a previous
    nasty case, described in Note [Corner case for case expressions],
    Simpler code, does more.  Great.
CSE.hs 15.6 KB