patch applied (ghc): Change 'handleFlagWarnings' to throw exceptions instead of dying.

[Thomas Schilling]

Sat Nov 22 05:06:58 PST 2008  Thomas Schilling <nominolo at googlemail.com>
  * Change 'handleFlagWarnings' to throw exceptions instead of dying.
  
  It now uses the standard warning log and error reporting mechanism.

    M ./compiler/ghci/InteractiveUI.hs -3 +3
    M ./compiler/main/DriverPipeline.hs -1 +1
    M ./compiler/main/ErrUtils.lhs -20
    M ./compiler/main/GHC.hs -2 +2
    M ./compiler/main/HscTypes.lhs -3 +23
    M ./ghc/Main.hs -1 +5

View patch online:
http://darcs.haskell.org/ghc/_darcs/patches/20081122130658-7c5c6-f8910c07b3cefaca741fff4df90bd64f41a916be.gz