anchor.diff:  
     # Not officially supported version for ghdl
     ghdl_gcc44 = lowPrio (wrapGCC (import ../development/compilers/gcc/4.4 {
  -    inherit stdenv fetchurl texinfo gmp mpfr noSysDirs gnat gettext which
  +    inherit stdenv fetchurl gmp mpfr noSysDirs gnat gettext which
         ppl cloogppl;
  +    texinfo = texinfo4;
       name = "ghdl";
       langVhdl = true;
       langCC = false;
  
positive.code:   });
  
    gcc43 = lowPrio (wrapGCC (makeOverridable (import ../development/compilers/gcc/4.3) {
      inherit stdenv fetchurl texinfo gmp mpfr noSysDirs;
      profiledCompiler = true;
    }));
  
    gcc43_realCross = makeOverridable (import ../development/compilers/gcc/4.3) {
      inherit stdenv fetchurl texinfo gmp mpfr noSysDirs;
      binutilsCross = binutilsCross;
      libcCross = libcCross;
      profiledCompiler = false;
  
negative.code:     inherit fetchurl stdenv;
      inherit cups ghostscript glibc patchelf;
      gcc = import ../development/compilers/gcc/4.4 {
        inherit stdenv fetchurl gmp mpfr noSysDirs gettext which;
        texinfo = texinfo4;
        profiledCompiler = true;
      };
    };
  