Gmane
From: Simon Peyton Jones <simonpj <at> microsoft.com>
Subject: patch applied (ghc): Add literal-shift rewrite rules
Newsgroups: gmane.comp.lang.haskell.cvs.ghc
Date: 2006-11-13 09:36:19 GMT (2 years, 1 week, 1 day, 5 hours and 6 minutes ago)
Mon Nov 13 01:35:01 PST 2006  simonpj <at> microsoft.com
  * Add literal-shift rewrite rules

  This is a re-factored version of Sam Bronson's patch

  Need to take care with logical shifts.

    M ./compiler/prelude/PrelRules.lhs -1 +25