patch applied (ghc-6.8/ghc): Always turn on -Wall -Werror when compiling the compiler, even for stage 1

[Ian Lynagh]

Tue Sep  4 07:03:24 PDT 2007  Ian Lynagh <igloo at earth.li>
  * Always turn on -Wall -Werror when compiling the compiler, even for stage 1

    M ./compiler/Makefile -2