anchor.diff:    gcc46_real = lowPrio (wrapGCC (makeOverridable (import ../development/compilers/gcc-4.6) {
       inherit fetchurl stdenv texinfo gmp mpfr mpc libelf zlib perl
         cloog gettext which noSysDirs;
  -    ppl = callPackage ../development/libraries/ppl/0.11.nix { };
  +    ppl = ppl0_11;
       
       # bootstrapping a profiled compiler does not work in the sheevaplug:
       # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43944
  
positive.code:     (makeOverridable (import ../development/compilers/gcc-4.6) {
        inherit fetchurl stdenv texinfo gmp mpfr mpc libelf zlib
          cloog gettext which noSysDirs;
        ppl = callPackage ../development/libraries/ppl/0.11.nix { };
        binutilsCross = binutilsCross;
        libcCross = libcCross;
        profiledCompiler = false;
  
negative.code:   povray = callPackage ../tools/graphics/povray { };
  
    ppl = callPackage ../development/libraries/ppl { };
  
    ppl0_11 = callPackage ../development/libraries/ppl/0.11.nix { };
  
    /* WARNING: this version is unsuitable for using with a setuid wrapper */
    ppp = builderDefsPackage (import ../tools/networking/ppp) {
  