patch applied (ghc-6.6/ghc): Give -fwrapv to gcc when it supports it

Ian Lynagh <[email protected]> Tue, 16 Jan 2007 16:42:10 -0800

Newsgroups	gmane.comp.lang.haskell.cvs.all
Message-ID	<20070117004210.GA20152__43778.9621217691$1168994565$gmane$org@cvs.haskell.org>

Mon Jan 15 11:42:50 PST 2007  Ian Lynagh <[email protected]>
  * Give -fwrapv to gcc when it supports it
  Fixes trac #952: Haskell requires consistent overflow behaviour, which
  gcc doesn't give without this flag.

    M ./aclocal.m4 +12
    M ./compiler/main/DriverPipeline.hs +4
    M ./configure.ac +1