diff --git a/pkgs/development/compilers/ghc/6.10.1-binary.nix b/pkgs/development/compilers/ghc/6.10.1-binary.nix
deleted file mode 100644
index 02e37cc42cf..00000000000
--- a/pkgs/development/compilers/ghc/6.10.1-binary.nix
+++ /dev/null
@@ -1,103 +0,0 @@
-{stdenv, fetchurl, perl, libedit, ncurses, gmp}:
-
-stdenv.mkDerivation rec {
-  version = "6.10.1";
-
-  name = "ghc-${version}-binary";
-
-  src =
-    if stdenv.system == "i686-linux" then
-      fetchurl {
-        # This binary requires libedit.so.0 (rather than libedit.so.2).
-        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-i386-unknown-linux.tar.bz2";
-        sha256 = "18l0vwlf7y86s65klpdvz4ccp8kydvcmyh03c86hld8jvx16q7zz";
-      }
-    else if stdenv.system == "x86_64-linux" then
-      fetchurl {
-        # Idem.
-        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-x86_64-unknown-linux.tar.bz2";
-        sha256 = "14jvvn333i36wm7mmvi47jr93f5hxrw1h2dpjvqql0rp00svhzzg";
-      }
-    else if stdenv.system == "i686-darwin" then
-      fetchurl {
-        # Idem.
-        url = "http://haskell.org/ghc/dist/${version}/maeder/ghc-${version}-i386-apple-darwin.tar.bz2";
-        sha256 = "0lax61cfzxkrjb7an3magdax6c8fygsirpw9qfmc651k2sfby1mq";
-      }
-    else throw "cannot bootstrap GHC on this platform";
-
-  buildInputs = [perl];
-
-  postUnpack =
-    # Strip is harmful, see also below. It's important that this happens
-    # first. The GHC Cabal build system makes use of strip by default and
-    # has hardcoded paths to /usr/bin/strip in many places. We replace
-    # those below, making them point to our dummy script.
-     ''
-      mkdir "$TMP/bin"
-      for i in strip; do
-        echo '#! ${stdenv.shell}' > "$TMP/bin/$i"
-        chmod +x "$TMP/bin/$i"
-      done
-      PATH="$TMP/bin:$PATH"
-     '' +
-    # On Linux, use patchelf to modify the executables so that they can
-    # find editline/gmp.
-    (if stdenv.isLinux then ''
-      find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-          --set-rpath "${libedit}/lib:${ncurses}/lib:${gmp}/lib" {} \;
-      for prog in ld ar gcc strip ranlib; do
-        find . -name "setup-config" -exec sed -i "s@/usr/bin/$prog@$(type -p $prog)@g" {} \;
-      done
-     '' else "");
-
-  configurePhase = ''
-    ${if stdenv.isDarwin then "export DYLD_LIBRARY_PATH=${gmp}/lib" else ""}
-    cp $(type -P pwd) utils/pwd/pwd
-    ./configure --prefix=$out --with-gmp-libraries=${gmp}/lib --with-gmp-includes=${gmp}/include
-  '';
-
-  # Stripping combined with patchelf breaks the executables (they die
-  # with a segfault or the kernel even refuses the execve). (NIXPKGS-85)
-  dontStrip = true;
-
-  # No building is necessary, but calling make without flags ironically
-  # calls install-strip ...
-  buildPhase = "true";
-
-  # The binaries for Darwin use frameworks, so fake those frameworks,
-  # and create some wrapper scripts that set DYLD_FRAMEWORK_PATH so
-  # that the executables work with no special setup.
-  postInstall =
-    (if stdenv.isDarwin then
-      ''
-        mv $out/bin $out/bin-orig
-        mkdir $out/bin
-        for i in $(cd $out/bin-orig && ls); do
-            echo "#! $SHELL -e" >> $out/bin/$i
-            echo "export DYLD_LIBRARY_PATH=\"${gmp}/lib:${libedit}/lib\"" >> $out/bin/$i
-            echo "exec $out/bin-orig/$i \"\$@\"" >> $out/bin/$i
-            chmod +x $out/bin/$i
-        done
-      '' else "")
-    +
-      ''
-        # bah, the passing gmp doesn't work, so let's add it to the final package.conf in a quick but dirty way
-        sed -i "s@^\(.*pkgName = PackageName \"rts\".*\libraryDirs = \\[\)\(.*\)@\\1\"${gmp}/lib\",\2@" $out/lib/ghc-${version}/package.conf
-
-        # Sanity check, can ghc create executables?
-        cd $TMP
-        mkdir test-ghc; cd test-ghc
-        cat > main.hs << EOF
-          module Main where
-          main = putStrLn "yes"
-        EOF
-        $out/bin/ghc --make main.hs
-        echo compilation ok
-        [ $(./main) == "yes" ]
-      '';
-
-  meta.license = stdenv.lib.licenses.bsd3;
-  meta.platforms = ["i686-darwin" "x86_64-linux" "i686-linux"];
-}
diff --git a/pkgs/development/compilers/ghc/6.10.1.nix b/pkgs/development/compilers/ghc/6.10.1.nix
deleted file mode 100644
index 7c18d76626e..00000000000
--- a/pkgs/development/compilers/ghc/6.10.1.nix
+++ /dev/null
@@ -1,59 +0,0 @@
-{stdenv, fetchurl, libedit, ghc, perl, gmp, ncurses}:
-
-stdenv.mkDerivation rec {
-  version = "6.10.1";
-
-  name = "ghc-${version}";
-
-  homepage = "http://haskell.org/ghc";
-
-  src = fetchurl {
-    url = "${homepage}/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "16q08cxxsmh4hgjhvkl739pc1hh81gljycfq1d2z6m1ld3jpbi22";
-  };
-
-  buildInputs = [ghc libedit perl gmp];
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  meta = {
-    inherit homepage;
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-
-
-  passthru = {
-    corePackages = [
-      [ "Cabal" "1.6.0.1" ]
-      [ "array" "0.2.0.0" ]
-      [ "base" "3.0.3.0" ]
-      [ "base" "4.0.0.0" ]
-      [ "bytestring" "0.9.1.4" ]
-      [ "containers" "0.2.0.0" ]
-      [ "directory" "1.0.0.2" ]
-      [ "editline" "0.2.1.0" ]
-      [ "filepath" "1.1.0.1" ]
-      [ "(ghc" "6.10.1)" ]
-      [ "ghc-prim" "0.1.0.0" ]
-      [ "haddock" "2.3.0" ]
-      [ "haskell98" "1.0.1.0" ]
-      [ "hpc" "0.5.0.2" ]
-      [ "integer" "0.1.0.0" ]
-      [ "old-locale" "1.0.0.1" ]
-      [ "old-time" "1.0.0.1" ]
-      [ "packedstring" "0.1.0.1" ]
-      [ "pretty" "1.0.1.0" ]
-      [ "process" "1.0.1.0" ]
-      [ "random" "1.0.0.1" ]
-      [ "rts" "1.0" ]
-      [ "syb" "0.1.0.0" ]
-      [ "template-haskell" "2.3.0.0" ]
-      [ "unix" "2.3.1.0" ]
-    ];
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.10.2.nix b/pkgs/development/compilers/ghc/6.10.2.nix
deleted file mode 100644
index 9261ead80d7..00000000000
--- a/pkgs/development/compilers/ghc/6.10.2.nix
+++ /dev/null
@@ -1,58 +0,0 @@
-{stdenv, fetchurl, libedit, ghc, perl, gmp, ncurses}:
-
-stdenv.mkDerivation rec {
-  version = "6.10.2";
-
-  name = "ghc-${version}";
-
-  homepage = "http://haskell.org/ghc";
-
-  src = fetchurl {
-    url = "${homepage}/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "0q3wgp8svfl54kpyp55a1kh63cni5vzz811hqjsps84jdg0lg56m";
-  };
-
-  buildInputs = [ghc libedit perl gmp];
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  meta = {
-    inherit homepage;
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-
-  passthru = {
-    corePackages = [
-      [ "Cabal" "1.6.0.3" ]
-      [ "array" "0.2.0.0" ]
-      [ "base" "3.0.3.1" ]
-      [ "base" "4.1.0.0" ]
-      [ "bytestring" "0.9.1.4" ]
-      [ "containers" "0.2.0.1" ]
-      [ "directory" "1.0.0.3" ]
-      [ "editline" "0.2.1.0" ]
-      [ "filepath" "1.1.0.2" ]
-      [ "(ghc" "6.10.2)" ]
-      [ "ghc-prim" "0.1.0.0" ]
-      [ "haddock" "2.4.2" ]
-      [ "haskell98" "1.0.1.0" ]
-      [ "hpc" "0.5.0.3" ]
-      [ "integer" "0.1.0.1" ]
-      [ "old-locale" "1.0.0.1" ]
-      [ "old-time" "1.0.0.2" ]
-      [ "packedstring" "0.1.0.1" ]
-      [ "pretty" "1.0.1.0" ]
-      [ "process" "1.0.1.1" ]
-      [ "random" "1.0.0.1" ]
-      [ "rts" "1.0" ]
-      [ "syb" "0.1.0.1" ]
-      [ "template-haskell" "2.3.0.1" ]
-      [ "unix" "2.3.2.0" ]
-    ];
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.10.3.nix b/pkgs/development/compilers/ghc/6.10.3.nix
deleted file mode 100644
index 9ab6e2076b5..00000000000
--- a/pkgs/development/compilers/ghc/6.10.3.nix
+++ /dev/null
@@ -1,59 +0,0 @@
-{stdenv, fetchurl, libedit, ghc, perl, gmp, ncurses}:
-
-stdenv.mkDerivation rec {
-  version = "6.10.3";
-
-  name = "ghc-${version}";
-
-  homepage = "http://haskell.org/ghc";
-
-  src = fetchurl {
-    url = "${homepage}/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "82d104ab8b24f27c3566b5693316c779427794a137237b3df925c55e20905893";
-  };
-
-  buildInputs = [ghc libedit perl gmp];
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  meta = {
-    inherit homepage;
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-
-
-  passthru = {
-    corePackages = [
-      [ "Cabal" "1.6.0.3" ]
-      [ "array" "0.2.0.0" ]
-      [ "base" "3.0.3.1" ]
-      [ "base" "4.1.0.0" ]
-      [ "bytestring" "0.9.1.4" ]
-      [ "containers" "0.2.0.1" ]
-      [ "directory" "1.0.0.3" ]
-      [ "extensible-exceptions" "0.1.1.0" ]
-      [ "filepath" "1.1.0.2" ]
-      [ "ghc" "6.10.3" ]
-      [ "ghc-prim" "0.1.0.0" ]
-      [ "haddock" "2.4.2" ]
-      [ "haskell98" "1.0.1.0" ]
-      [ "hpc" "0.5.0.3" ]
-      [ "integer" "0.1.0.1" ]
-      [ "old-locale" "1.0.0.1" ]
-      [ "old-time" "1.0.0.2" ]
-      [ "packedstring" "0.1.0.1" ]
-      [ "pretty" "1.0.1.0" ]
-      [ "process" "1.0.1.1" ]
-      [ "random" "1.0.0.1" ]
-      [ "rts" "1.0" ]
-      [ "syb" "0.1.0.1" ]
-      [ "template-haskell" "2.3.0.1" ]
-      [ "unix" "2.3.2.0" ]
-    ];
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.11.nix b/pkgs/development/compilers/ghc/6.11.nix
deleted file mode 100644
index 8d57ecd59ac..00000000000
--- a/pkgs/development/compilers/ghc/6.11.nix
+++ /dev/null
@@ -1,32 +0,0 @@
-{stdenv, fetchurl, libedit, ghc, perl, gmp, ncurses, happy, alex}:
-
-stdenv.mkDerivation rec {
-  version = "6.11.20090916";
-
-  name = "ghc-${version}";
-
-  homepage = "http://haskell.org/ghc";
-
-  src = fetchurl {
-    url = "${homepage}/dist/current/dist/${name}-src.tar.bz2";
-    sha256 = "a229c5052f401d03cdb77b8a96643eb80ba3faf1a9d0578c6fede1ce2a63cede";
-  };
-
-  buildInputs = [ghc libedit perl gmp happy alex];
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  preConfigure=[
-    "make distclean"
-  ];
-
-  meta = {
-    inherit homepage;
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.12.1-binary.nix b/pkgs/development/compilers/ghc/6.12.1-binary.nix
deleted file mode 100644
index 8d03ca40452..00000000000
--- a/pkgs/development/compilers/ghc/6.12.1-binary.nix
+++ /dev/null
@@ -1,104 +0,0 @@
-{stdenv, fetchurl, perl, ncurses, gmp}:
-
-stdenv.mkDerivation rec {
-  version = "6.12.1";
-
-  name = "ghc-${version}-binary";
-
-  src =
-    if stdenv.system == "i686-linux" then
-      fetchurl {
-        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-i386-unknown-linux-n.tar.bz2";
-        sha256 = "15kp8mnm4ig6a7k1a1j12lyhdcs75myv6ralfywjzpl27pd77gmk";
-      }
-    else if stdenv.system == "x86_64-linux" then
-      fetchurl {
-        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-x86_64-unknown-linux-n.tar.bz2";
-        sha256 = "08cb4bgyj23qsbqay4pqs81jha40njkx63ng7l827cydx2pm3qxs";
-      }
-    else throw "cannot bootstrap GHC on this platform";
-
-  buildInputs = [perl];
-
-  postUnpack =
-    # Strip is harmful, see also below. It's important that this happens
-    # first. The GHC Cabal build system makes use of strip by default and
-    # has hardcoded paths to /usr/bin/strip in many places. We replace
-    # those below, making them point to our dummy script.
-     ''
-      mkdir "$TMP/bin"
-      for i in strip; do
-        echo '#! ${stdenv.shell}' > "$TMP/bin/$i"
-        chmod +x "$TMP/bin/$i"
-      done
-      PATH="$TMP/bin:$PATH"
-     '' +
-    # We have to patch the GMP paths for the integer-gmp package.
-     ''
-      find . -name integer-gmp.buildinfo \
-          -exec sed -i "s@extra-lib-dirs: @extra-lib-dirs: ${gmp}/lib@" {} \;
-     '' +
-    # On Linux, use patchelf to modify the executables so that they can
-    # find editline/gmp.
-    (if stdenv.isLinux then ''
-      find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-          --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
-      sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
-      sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
-      for prog in ld ar gcc strip ranlib; do
-        find . -name "setup-config" -exec sed -i "s@/usr/bin/$prog@$(type -p $prog)@g" {} \;
-      done
-     '' else "");
-
-  configurePhase = ''
-    ./configure --prefix=$out --with-gmp-libraries=${gmp}/lib --with-gmp-includes=${gmp}/include
-  '';
-
-  # Stripping combined with patchelf breaks the executables (they die
-  # with a segfault or the kernel even refuses the execve). (NIXPKGS-85)
-  dontStrip = true;
-
-  # No building is necessary, but calling make without flags ironically
-  # calls install-strip ...
-  buildPhase = "true";
-
-  # The binaries for Darwin use frameworks, so fake those frameworks,
-  # and create some wrapper scripts that set DYLD_FRAMEWORK_PATH so
-  # that the executables work with no special setup.
-  postInstall =
-    (if stdenv.isDarwin then
-      ''
-        mkdir -p $out/frameworks/GMP.framework/Versions/A
-        ln -s ${gmp}/lib/libgmp.dylib $out/frameworks/GMP.framework/GMP
-        ln -s ${gmp}/lib/libgmp.dylib $out/frameworks/GMP.framework/Versions/A/GMP
-        # !!! fix this
-
-        mv $out/bin $out/bin-orig
-        mkdir $out/bin
-        for i in $(cd $out/bin-orig && ls); do
-            echo \"#! $SHELL -e\" >> $out/bin/$i
-            echo \"DYLD_FRAMEWORK_PATH=$out/frameworks exec $out/bin-orig/$i -framework-path $out/frameworks \\\"\\$@\\\"\" >> $out/bin/$i
-            chmod +x $out/bin/$i
-        done
-      '' else "")
-    +
-      ''
-        # bah, the passing gmp doesn't work, so let's add it to the final package.conf in a quick but dirty way
-        # sed -i "s@^\(.*pkgName = PackageName \"rts\".*\libraryDirs = \\[\)\(.*\)@\\1\"${gmp}/lib\",\2@" $out/lib/ghc-${version}/package.conf
-
-        # Sanity check, can ghc create executables?
-        cd $TMP
-        mkdir test-ghc; cd test-ghc
-        cat > main.hs << EOF
-          module Main where
-          main = putStrLn "yes"
-        EOF
-        $out/bin/ghc --make main.hs
-        echo compilation ok
-        [ $(./main) == "yes" ]
-      '';
-
-  meta.license = stdenv.lib.licenses.bsd3;
-  meta.platforms = ["x86_64-linux" "i686-linux"];
-}
diff --git a/pkgs/development/compilers/ghc/6.12.1.nix b/pkgs/development/compilers/ghc/6.12.1.nix
deleted file mode 100644
index b92484973f0..00000000000
--- a/pkgs/development/compilers/ghc/6.12.1.nix
+++ /dev/null
@@ -1,83 +0,0 @@
-{stdenv, fetchurl, ghc, perl, gmp, ncurses}:
-
-stdenv.mkDerivation rec {
-  version = "6.12.1";
-
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = http://haskell.org/ghc/dist/6.12.1/ghc-6.12.1-src.tar.bz2;
-    sha256 = "0ajm4sypk4zgjp0m6i03fadyv5dm9vlqfnvsx1g94yk7vnd9zyfd";
-  };
-
-  buildInputs = [ghc perl gmp ncurses];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-    ];
-    inherit (ghc.meta) license platforms;
-  };
-
-  # TODO: requires a comment as to what it does and why it is needed.
-  passthru = {
-    corePackages = [
-       [ "Cabal" "1.8.0.2" ]
-       [ "array" "0.3.0.0" ]
-       [ "base" "3.0.3.2" ]
-       [ "base" "4.2.0.0" ]
-       [ "bin-package-db" "0.0.0.0" ]
-       [ "bytestring" "0.9.1.5" ]
-       [ "containers" "0.3.0.0" ]
-       [ "directory" "1.0.1.0" ]
-       [ "dph-base" "0.4.0" ]
-       [ "dph-par" "0.4.0" ]
-       [ "dph-prim-interface" "0.4.0" ]
-       [ "dph-prim-par" "0.4.0" ]
-       [ "dph-prim-seq" "0.4.0" ]
-       [ "dph-seq" "0.4.0" ]
-       [ "extensible-exceptions" "0.1.1.1" ]
-       [ "ffi" "1.0" ]
-       [ "filepath" "1.1.0.3" ]
-       [ "ghc" "6.12.1" ]
-       [ "ghc-binary" "0.5.0.2" ]
-       [ "ghc-prim" "0.2.0.0" ]
-       [ "haskell98" "1.0.1.1" ]
-       [ "hpc" "0.5.0.4" ]
-       [ "integer-gmp" "0.2.0.0" ]
-       [ "old-locale" "1.0.0.2" ]
-       [ "old-time" "1.0.0.3" ]
-       [ "pretty" "1.0.1.1" ]
-       [ "process" "1.0.1.2" ]
-       [ "random" "1.0.0.2" ]
-       [ "rts" "1.0" ]
-       [ "syb" "0.1.0.2" ]
-       [ "template-haskell" "2.4.0.0" ]
-       [ "time" "1.1.4" ]
-       [ "unix" "2.4.0.0" ]
-       [ "utf8-string" "0.3.4" ]
-    ];
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.12.2.nix b/pkgs/development/compilers/ghc/6.12.2.nix
deleted file mode 100644
index 8cf505488cb..00000000000
--- a/pkgs/development/compilers/ghc/6.12.2.nix
+++ /dev/null
@@ -1,83 +0,0 @@
-{stdenv, fetchurl, ghc, perl, gmp, ncurses}:
-
-stdenv.mkDerivation rec {
-  version = "6.12.2";
-
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "7f1e39f0b3ddaca35b55cd430ca058d1c4678445a7177391c9cb6342b7c41a30";
-  };
-
-  buildInputs = [ghc perl gmp ncurses];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-    ];
-    inherit (ghc.meta) license platforms;
-  };
-
-  # TODO: requires a comment as to what it does and why it is needed.
-  passthru = {
-    corePackages = [
-       [ "Cabal" "1.8.0.2" ]
-       [ "array" "0.3.0.0" ]
-       [ "base" "3.0.3.2" ]
-       [ "base" "4.2.0.0" ]
-       [ "bin-package-db" "0.0.0.0" ]
-       [ "bytestring" "0.9.1.5" ]
-       [ "containers" "0.3.0.0" ]
-       [ "directory" "1.0.1.0" ]
-       [ "dph-base" "0.4.0" ]
-       [ "dph-par" "0.4.0" ]
-       [ "dph-prim-interface" "0.4.0" ]
-       [ "dph-prim-par" "0.4.0" ]
-       [ "dph-prim-seq" "0.4.0" ]
-       [ "dph-seq" "0.4.0" ]
-       [ "extensible-exceptions" "0.1.1.1" ]
-       [ "ffi" "1.0" ]
-       [ "filepath" "1.1.0.3" ]
-       [ "ghc" "6.12.1" ]
-       [ "ghc-binary" "0.5.0.2" ]
-       [ "ghc-prim" "0.2.0.0" ]
-       [ "haskell98" "1.0.1.1" ]
-       [ "hpc" "0.5.0.4" ]
-       [ "integer-gmp" "0.2.0.0" ]
-       [ "old-locale" "1.0.0.2" ]
-       [ "old-time" "1.0.0.3" ]
-       [ "pretty" "1.0.1.1" ]
-       [ "process" "1.0.1.2" ]
-       [ "random" "1.0.0.2" ]
-       [ "rts" "1.0" ]
-       [ "syb" "0.1.0.2" ]
-       [ "template-haskell" "2.4.0.0" ]
-       [ "time" "1.1.4" ]
-       [ "unix" "2.4.0.0" ]
-       [ "utf8-string" "0.3.4" ]
-    ];
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.4.2-binary.nix b/pkgs/development/compilers/ghc/6.4.2-binary.nix
deleted file mode 100644
index 5485326e2e7..00000000000
--- a/pkgs/development/compilers/ghc/6.4.2-binary.nix
+++ /dev/null
@@ -1,67 +0,0 @@
-{stdenv, fetchurl, perl, readline, ncurses, gmp}:
-
-stdenv.mkDerivation {
-  name = if stdenv.system == "i686-darwin" then "ghc-6.6.1-binary" else "ghc-6.4.2-binary";
-
-  src =
-    if stdenv.system == "i686-linux" then
-      fetchurl {
-        url = http://tarballs.nixos.org/ghc-6.4.2-i386-unknown-linux.tar.bz2;
-        md5 = "092fe2e25dab22b926babe97cc77db1f";
-      }
-    else if stdenv.system == "x86_64-linux" then
-      fetchurl {
-        url = http://haskell.org/ghc/dist/6.4.2/ghc-6.4.2-x86_64-unknown-linux.tar.bz2;
-        md5 = "8f5fe48798f715cd05214a10987bf6d5";
-      }
-    else if stdenv.system == "i686-darwin" then
-      /* Yes, this isn't GHC 6.4.2.  But IIRC either there was no
-         6.4.2 binary for Darwin, or it didn't work.  In any case, in
-         Nixpkgs we just need this bootstrapping a "real" GHC. */
-      fetchurl {
-        url = http://www.haskell.org/ghc/dist/6.6.1/ghc-6.6.1-i386-apple-darwin.tar.bz2;
-        sha256 = "1drbsicanr6jlykvs4vs6gbi2q9ac1bcaxz2vzwh3pfv3lfibwia";
-      }
-    else throw "cannot bootstrap GHC on this platform";
-
-  buildInputs = [perl];
-
-  # On Linux, use patchelf to modify the executables so that they can
-  # find readline/gmp.
-  postBuild = if stdenv.isLinux then "
-    find . -type f -perm +100 \\
-        -exec patchelf --interpreter \"$(cat $NIX_CC/nix-support/dynamic-linker)\" \\
-        --set-rpath \"${readline}/lib:${ncurses}/lib:${gmp}/lib\" {} \\;
-  " else "";
-
-  # Stripping combined with patchelf breaks the executables (they die
-  # with a segfault or the kernel even refuses the execve). (NIXPKGS-85)
-  dontStrip = true;
-
-  # The binaries for Darwin use frameworks, so fake those frameworks,
-  # and create some wrapper scripts that set DYLD_FRAMEWORK_PATH so
-  # that the executables work with no special setup.
-  postInstall = if stdenv.isDarwin then ''
-
-    mkdir -p $out/frameworks/GMP.framework/Versions/A
-    ln -s ${gmp}/lib/libgmp.dylib $out/frameworks/GMP.framework/GMP
-    ln -s ${gmp}/lib/libgmp.dylib $out/frameworks/GMP.framework/Versions/A/GMP
-    mkdir -p $out/frameworks/GNUreadline.framework/Versions/A
-    ln -s ${readline}/lib/libreadline.dylib $out/frameworks/GNUreadline.framework/GNUreadline
-    ln -s ${readline}/lib/libreadline.dylib $out/frameworks/GNUreadline.framework/Versions/A/GNUreadline
-
-    mkdir $out/bin-orig
-    for i in $(cd $out/bin && ls *); do
-        mv $out/bin/$i $out/bin-orig/$i
-        echo "#! $SHELL -e" >> $out/bin/$i
-        extraFlag=
-        if test $i != ghc-pkg; then extraFlag="-framework-path $out/frameworks"; fi
-        echo "DYLD_FRAMEWORK_PATH=$out/frameworks exec $out/bin-orig/$i $extraFlag \"\$@\"" >> $out/bin/$i
-        chmod +x $out/bin/$i
-    done
-
-  '' else "";
-
-  meta.license = stdenv.lib.licenses.bsd3;
-  meta.platforms = ["i686-darwin" "x86_64-linux" "i686-linux"];
-}
diff --git a/pkgs/development/compilers/ghc/6.4.2.nix b/pkgs/development/compilers/ghc/6.4.2.nix
deleted file mode 100644
index dfd38cc6a1a..00000000000
--- a/pkgs/development/compilers/ghc/6.4.2.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{stdenv, fetchurl, perl, ghc, m4, readline, ncurses, gmp}:
-
-stdenv.mkDerivation {
-  name = "ghc-6.4.2";
-
-  src = fetchurl {
-    url = http://www.haskell.org/ghc/dist/6.4.2/ghc-6.4.2-src.tar.bz2;
-    md5 = "a394bf14e94c3bca5507d568fcc03375";
-  };
-
-  buildInputs = [perl ghc m4];
-
-  propagatedBuildInputs = [readline ncurses gmp];
-
-  configureFlags = "--with-gcc=${stdenv.cc}/bin/gcc";
-
-  preConfigure =
-    ''
-      # Don't you hate build processes that write in $HOME? :-(
-      export HOME=$(pwd)/fake-home
-      mkdir -p $HOME
-    '';
-
-  meta = {
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-}
diff --git a/pkgs/development/compilers/ghc/6.6.1.nix b/pkgs/development/compilers/ghc/6.6.1.nix
deleted file mode 100644
index 0f91b9d5052..00000000000
--- a/pkgs/development/compilers/ghc/6.6.1.nix
+++ /dev/null
@@ -1,46 +0,0 @@
-{stdenv, fetchurl, readline, ghc, perl58, m4, gmp, ncurses}:
-
-stdenv.mkDerivation (rec {
-  name = "ghc-6.6.1";
-
-  src = map fetchurl [
-    { url = http://www.haskell.org/ghc/dist/6.6.1/ghc-6.6.1-src.tar.bz2;
-      md5 = "ba9f4aec2fde5ff1e1548ae69b78aeb0";
-    }
-    { url = http://www.haskell.org/ghc/dist/6.6.1/ghc-6.6.1-src-extralibs.tar.bz2;
-      md5 = "43a26b81608b206c056adc3032f7da2a";
-    }
-  ];
-
-  buildInputs = [ghc readline perl58 m4 gmp];
-
-  meta = {
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-
-  postInstall = ''
-    mkdir -p "$out/nix-support"
-    echo "# Path to the GHC compiler directory in the store" > $out/nix-support/setup-hook
-    echo "ghc=$out" >> $out/nix-support/setup-hook
-    echo ""         >> $out/nix-support/setup-hook
-    cat $setupHook  >> $out/nix-support/setup-hook
-  '';
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-readline-libraries=${readline}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${gcc}/bin/gcc"
-  ];
-
-  preConfigure = ''
-    # still requires a hack for ncurses
-    sed -i "s|^\(library-dirs.*$\)|\1 \"${ncurses}/lib\"|" libraries/readline/package.conf.in
-    # fix for gcc 4.2
-    echo "SplitObjs=NO" >> mk/build.mk
-  '';
-
-  inherit (stdenv) gcc;
-  inherit readline gmp ncurses;
-})
diff --git a/pkgs/development/compilers/ghc/6.8.2.nix b/pkgs/development/compilers/ghc/6.8.2.nix
deleted file mode 100644
index 0f649745a1e..00000000000
--- a/pkgs/development/compilers/ghc/6.8.2.nix
+++ /dev/null
@@ -1,35 +0,0 @@
-{stdenv, fetchurl, readline, ghc, perl, m4, gmp, ncurses}:
-
-stdenv.mkDerivation (rec {
-  version = "6.8.2";
-  name = "ghc-${version}";
-  homepage = "http://www.haskell.org/ghc";
-
-  src = map fetchurl [
-    { url = "${homepage}/dist/${version}/${name}-src.tar.bz2";
-      sha256 = "2d10f973c35e8d7d9f62b53e26fef90177a9a15105cda4b917340ba7696a22d9";
-    }
-    { url = "${homepage}/dist/${version}/${name}-src-extralibs.tar.bz2";
-      md5 = "d199c50814188fb77355d41058b8613c";
-    }
-  ];
-
-  buildInputs = [ghc readline perl m4 gmp];
-
-  meta = {
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-readline-libraries=${readline}/lib"
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  preConfigure = "
-    # still requires a hack for ncurses
-    sed -i \"s|^\\\(ld-options.*$\\\)|\\\1 -L${ncurses}/lib|\" libraries/readline/readline.buildinfo.in
-  ";
-})
diff --git a/pkgs/development/compilers/ghc/6.8.3.nix b/pkgs/development/compilers/ghc/6.8.3.nix
deleted file mode 100644
index ea116781afb..00000000000
--- a/pkgs/development/compilers/ghc/6.8.3.nix
+++ /dev/null
@@ -1,37 +0,0 @@
-{stdenv, fetchurl, readline, ghc, perl, m4, gmp, ncurses, haddock}:
-
-stdenv.mkDerivation rec {
-  version = "6.8.3";
-  name = "ghc-${version}";
-  homepage = "http://www.haskell.org/ghc";
-
-  src = map fetchurl [
-    { url    = "${homepage}/dist/${version}/${name}-src.tar.bz2";
-      sha256 = "1fc1ff82a555532f1c9d2dc628fd9de5e6ebab2ce6ee9490a34174ceb6f76e6b";
-    }
-    { url    = "${homepage}/dist/${version}/${name}-src-extralibs.tar.bz2";
-      sha256 = "ee2f5ba6a46157fc53eae515cb6fa1ed3c5023e7eac15981d92af0af00ee2ba2";
-    }
-  ];
-
-  buildInputs = [ghc readline perl m4 gmp haddock];
-
-  meta = {
-    description = "The Glasgow Haskell Compiler";
-    inherit (ghc.meta) license platforms;
-  };
-
-  configureFlags=[
-    "--with-gmp-libraries=${gmp}/lib"
-    "--with-gmp-includes=${gmp}/include"
-    "--with-readline-libraries=${readline}/lib"
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  preConfigure = ''
-    # still requires a hack for ncurses
-    sed -i "s|^\(ld-options.*$\)|\1 -L${ncurses}/lib|" libraries/readline/readline.buildinfo.in
-    # build haddock docs
-    echo "HADDOCK_DOCS = YES" >> mk/build.mk
-  '';
-}
diff --git a/pkgs/development/compilers/ghc/7.0.1.nix b/pkgs/development/compilers/ghc/7.0.1.nix
deleted file mode 100644
index b61375c6657..00000000000
--- a/pkgs/development/compilers/ghc/7.0.1.nix
+++ /dev/null
@@ -1,83 +0,0 @@
-{stdenv, fetchurl, ghc, perl, gmp, ncurses}:
-
-stdenv.mkDerivation rec {
-  version = "7.0.1";
-
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://www.haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "1iciljngxmqy465cw3pkl6jp0ydiils4bfz6ixfaxk7aqv7r7xsi";
-  };
-
-  buildInputs = [ghc perl gmp ncurses];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-    ];
-    inherit (ghc.meta) license platforms;
-  };
-
-  # TODO: requires a comment as to what it does and why it is needed.
-  passthru = {
-    corePackages = [
-       [ "Cabal" "1.8.0.2" ]
-       [ "array" "0.3.0.0" ]
-       [ "base" "3.0.3.2" ]
-       [ "base" "4.2.0.0" ]
-       [ "bin-package-db" "0.0.0.0" ]
-       [ "bytestring" "0.9.1.5" ]
-       [ "containers" "0.3.0.0" ]
-       [ "directory" "1.0.1.0" ]
-       [ "dph-base" "0.4.0" ]
-       [ "dph-par" "0.4.0" ]
-       [ "dph-prim-interface" "0.4.0" ]
-       [ "dph-prim-par" "0.4.0" ]
-       [ "dph-prim-seq" "0.4.0" ]
-       [ "dph-seq" "0.4.0" ]
-       [ "extensible-exceptions" "0.1.1.1" ]
-       [ "ffi" "1.0" ]
-       [ "filepath" "1.1.0.3" ]
-       [ "ghc" "6.12.1" ]
-       [ "ghc-binary" "0.5.0.2" ]
-       [ "ghc-prim" "0.2.0.0" ]
-       [ "haskell98" "1.0.1.1" ]
-       [ "hpc" "0.5.0.4" ]
-       [ "integer-gmp" "0.2.0.0" ]
-       [ "old-locale" "1.0.0.2" ]
-       [ "old-time" "1.0.0.3" ]
-       [ "pretty" "1.0.1.1" ]
-       [ "process" "1.0.1.2" ]
-       [ "random" "1.0.0.2" ]
-       [ "rts" "1.0" ]
-       [ "syb" "0.1.0.2" ]
-       [ "template-haskell" "2.4.0.0" ]
-       [ "time" "1.1.4" ]
-       [ "unix" "2.4.0.0" ]
-       [ "utf8-string" "0.3.4" ]
-    ];
-  };
-}
diff --git a/pkgs/development/compilers/ghc/7.0.2.nix b/pkgs/development/compilers/ghc/7.0.2.nix
deleted file mode 100644
index 6c72527d36b..00000000000
--- a/pkgs/development/compilers/ghc/7.0.2.nix
+++ /dev/null
@@ -1,45 +0,0 @@
-{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:
-
-stdenv.mkDerivation rec {
-  version = "7.0.2";
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "f0551f1af2f008a8a14a888b70c0557e00dd04f9ae309ac91897306cd04a6668";
-  };
-
-  buildInputs = [ ghc perl gmp ncurses ];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-    ];
-    inherit (ghc.meta) license platforms;
-    broken = true;
-  };
-
-}
diff --git a/pkgs/development/compilers/ghc/7.0.3.nix b/pkgs/development/compilers/ghc/7.0.3.nix
deleted file mode 100644
index 580b1d22983..00000000000
--- a/pkgs/development/compilers/ghc/7.0.3.nix
+++ /dev/null
@@ -1,45 +0,0 @@
-{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:
-
-stdenv.mkDerivation rec {
-  version = "7.0.3";
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "1nfc2c6bdcdfg3f3d9q5v109jrrwhz6by3qa4qi7k0xbip16jq8m";
-  };
-
-  buildInputs = [ ghc perl gmp ncurses ];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-    ];
-    inherit (ghc.meta) license platforms;
-    broken = true;
-  };
-
-}
diff --git a/pkgs/development/compilers/ghc/7.2.1.nix b/pkgs/development/compilers/ghc/7.2.1.nix
deleted file mode 100644
index 4417a0e6a7e..00000000000
--- a/pkgs/development/compilers/ghc/7.2.1.nix
+++ /dev/null
@@ -1,45 +0,0 @@
-{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:
-
-stdenv.mkDerivation rec {
-  version = "7.2.1";
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "099w2bvx07jq4b1k8f1hspri30wbk35dz6ilsivxr2xg661c2qjm";
-  };
-
-  buildInputs = [ ghc perl gmp ncurses ];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-      stdenv.lib.maintainers.simons
-    ];
-    inherit (ghc.meta) license platforms;
-  };
-
-}
diff --git a/pkgs/development/compilers/ghc/7.4.1.nix b/pkgs/development/compilers/ghc/7.4.1.nix
deleted file mode 100644
index 933e81b4495..00000000000
--- a/pkgs/development/compilers/ghc/7.4.1.nix
+++ /dev/null
@@ -1,45 +0,0 @@
-{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:
-
-stdenv.mkDerivation rec {
-  version = "7.4.1";
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "0ycscsagyy9n796a59q6761s6ar50d8inibvnrcp96siksj0j73j";
-  };
-
-  buildInputs = [ ghc perl gmp ncurses ];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-      stdenv.lib.maintainers.simons
-    ];
-    platforms = ["x86_64-linux" "i686-linux" "i686-darwin" "x86_64-darwin"];
-  };
-
-}
diff --git a/pkgs/development/compilers/ghc/7.6.1.nix b/pkgs/development/compilers/ghc/7.6.1.nix
deleted file mode 100644
index ae22f747d76..00000000000
--- a/pkgs/development/compilers/ghc/7.6.1.nix
+++ /dev/null
@@ -1,46 +0,0 @@
-{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:
-
-stdenv.mkDerivation rec {
-  version = "7.6.1";
-
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/7.6.1/${name}-src.tar.bz2";
-    sha256 = "1q5rqp8z90mq6ysf7h28zkbhfaxlrpva2qy0wnkr43d7214dzp7i";
-  };
-
-  buildInputs = [ ghc perl gmp ncurses ];
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
-  '';
-
-  configureFlags=[
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-      stdenv.lib.maintainers.simons
-    ];
-    inherit (ghc.meta) license platforms;
-  };
-
-}
diff --git a/pkgs/development/compilers/ghc/7.6.2.nix b/pkgs/development/compilers/ghc/7.6.2.nix
deleted file mode 100644
index 732c3cc66a5..00000000000
--- a/pkgs/development/compilers/ghc/7.6.2.nix
+++ /dev/null
@@ -1,47 +0,0 @@
-{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:
-
-stdenv.mkDerivation rec {
-  version = "7.6.2";
-
-  name = "ghc-${version}";
-
-  src = fetchurl {
-    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
-    sha256 = "d5f45184abeacf7e9c6b4f63c7101a5c1d7b4fe9007901159e2287ecf38de533";
-  };
-
-  buildInputs = [ ghc perl gmp ncurses ];
-
-
-  buildMK = ''
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
-    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-includes="${ncurses}/include"
-    libraries/terminfo_CONFIGURE_OPTS += --configure-option=--with-curses-libraries="${ncurses}/lib"
-  '';
-
-  preConfigure = ''
-    echo "${buildMK}" > mk/build.mk
-    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
-  '';
-
-  configureFlags = [
-    "--with-gcc=${stdenv.cc}/bin/gcc"
-  ];
-
-  # required, because otherwise all symbols from HSffi.o are stripped, and
-  # that in turn causes GHCi to abort
-  stripDebugFlags=["-S" "--keep-file-symbols"];
-
-  meta = {
-    homepage = "http://haskell.org/ghc";
-    description = "The Glasgow Haskell Compiler";
-    maintainers = [
-      stdenv.lib.maintainers.marcweber
-      stdenv.lib.maintainers.andres
-      stdenv.lib.maintainers.simons
-    ];
-    inherit (ghc.meta) license platforms;
-  };
-
-}
diff --git a/pkgs/development/compilers/ghc/7.8.3-binary.nix b/pkgs/development/compilers/ghc/7.8.3-binary.nix
deleted file mode 100644
index 91a156ab4e2..00000000000
--- a/pkgs/development/compilers/ghc/7.8.3-binary.nix
+++ /dev/null
@@ -1,78 +0,0 @@
-{stdenv, fetchurl, perl, ncurses, gmp}:
-
-stdenv.mkDerivation rec {
-  version = "7.8.3";
-
-  name = "ghc-${version}-binary";
-
-  src =
-    if stdenv.system == "x86_64-darwin" then
-      fetchurl {
-        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-x86_64-apple-darwin.tar.bz2";
-        sha256 = "1ja0cq5xyjcvjpvjmm4nzhkpmwfs2kjlldbc48lxcs9rmqi7rnay";
-      }
-    else throw "cannot bootstrap GHC on this platform";
-
-  buildInputs = [perl];
-
-  postUnpack =
-    # Strip is harmful, see also below. It's important that this happens
-    # first. The GHC Cabal build system makes use of strip by default and
-    # has hardcoded paths to /usr/bin/strip in many places. We replace
-    # those below, making them point to our dummy script.
-     ''
-      mkdir "$TMP/bin"
-      for i in strip; do
-        echo '#! ${stdenv.shell}' > "$TMP/bin/$i"
-        chmod +x "$TMP/bin/$i"
-      done
-      PATH="$TMP/bin:$PATH"
-     '' +
-    # We have to patch the GMP paths for the integer-gmp package.
-     ''
-      find . -name integer-gmp.buildinfo \
-          -exec sed -i "s@extra-lib-dirs: @extra-lib-dirs: ${gmp}/lib@" {} \;
-     '' +
-    # On Linux, use patchelf to modify the executables so that they can
-    # find editline/gmp.
-    (if stdenv.isLinux then ''
-      find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-          --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
-      sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
-      sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
-      for prog in ld ar gcc strip ranlib; do
-        find . -name "setup-config" -exec sed -i "s@/usr/bin/$prog@$(type -p $prog)@g" {} \;
-      done
-     '' else "");
-
-  configurePhase = ''
-    ./configure --prefix=$out --with-gmp-libraries=${gmp}/lib \
-      --with-gmp-includes=${gmp}/include
-  '';
-
-  # Stripping combined with patchelf breaks the executables (they die
-  # with a segfault or the kernel even refuses the execve). (NIXPKGS-85)
-  dontStrip = true;
-
-  # No building is necessary, but calling make without flags ironically
-  # calls install-strip ...
-  buildPhase = "true";
-
-  postInstall =
-      ''
-        # Sanity check, can ghc create executables?
-        cd $TMP
-        mkdir test-ghc; cd test-ghc
-        cat > main.hs << EOF
-          module Main where
-          main = putStrLn "yes"
-        EOF
-        $out/bin/ghc --make main.hs
-        echo compilation ok
-        [ $(./main) == "yes" ]
-      '';
-
-  meta.license = stdenv.lib.licenses.bsd3;
-  meta.platforms = ["x86_64-darwin"];
-}
diff --git a/pkgs/top-level/haskell-defaults.nix b/pkgs/top-level/haskell-defaults.nix
index 9e3c8b149d4..509c3d5acdf 100644
--- a/pkgs/top-level/haskell-defaults.nix
+++ b/pkgs/top-level/haskell-defaults.nix
@@ -134,7 +134,6 @@
     binary = super.binary_0_7_2_2.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     cabalInstall_1_16_0_2 = super.cabalInstall_1_16_0_2;
     caseInsensitive = super.caseInsensitive.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
-    GLUT = self.GLUT_2_2_2_1;
     happy = super.happy.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     hashable = super.hashable.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     hashtables = super.hashtables.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
@@ -142,8 +141,6 @@
     HTTP = super.HTTP.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     HUnit = super.HUnit.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     network = super.network_2_2_1_7.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
-    OpenGLRaw = self.OpenGLRaw_1_3_0_0;
-    OpenGL = self.OpenGL_2_6_0_1;
     parsec = super.parsec.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     QuickCheck = super.QuickCheck.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
     stm = self.stm_2_4_2.override { cabal = self.cabal.override { Cabal = self.Cabal_1_16_0_3; }; };
@@ -158,20 +155,17 @@
 
   # Abstraction for Haskell packages collections
   packagesFun = makeOverridable
-   ({ ghcPath
-    , ghcBinary ? ghc6101Binary
+   ({ ghc
     , prefFun
     , extension ? (self : super : {})
     , profExplicit ? false, profDefault ? false
     , modifyPrio ? lowPrio
-    , extraArgs ? {}
     } :
     let haskellPackagesClass = import ./haskell-packages.nix {
-          inherit pkgs newScope modifyPrio;
+          inherit pkgs newScope ghc modifyPrio;
           enableLibraryProfiling =
             if profExplicit then profDefault
                             else config.cabal.libraryProfiling or profDefault;
-          ghc = callPackage ghcPath ({ ghc = ghcBinary; } // extraArgs);
         };
         haskellPackagesPrefsClass = self : let super = haskellPackagesClass self; in super // prefFun self super;
         haskellPackagesExtensionClass = self : let super = haskellPackagesPrefsClass self; in super // extension self super;
@@ -195,60 +189,19 @@
                                                           modifyPrio   = defaultVersionPrioFun true; };
                              };
 
-  # Binary versions of GHC
-  #
-  # GHC binaries are around for bootstrapping purposes
-
-  ghc6101Binary = lowPrio (callPackage ../development/compilers/ghc/6.10.1-binary.nix {
-    gmp = pkgs.gmp4;
-  });
-
-  ghc6102Binary = lowPrio (callPackage ../development/compilers/ghc/6.10.2-binary.nix {
-    gmp = pkgs.gmp4;
-  });
-
-  ghc6121Binary = lowPrio (callPackage ../development/compilers/ghc/6.12.1-binary.nix {
-    gmp = pkgs.gmp4;
-  });
-
-  ghc704Binary = lowPrio (callPackage ../development/compilers/ghc/7.0.4-binary.nix {
-    gmp = pkgs.gmp4;
-  });
-
-  ghc742Binary = lowPrio (callPackage ../development/compilers/ghc/7.4.2-binary.nix {
-    gmp = pkgs.gmp4;
-  });
-
-  ghc783Binary = lowPrio (callPackage ../development/compilers/ghc/7.8.3-binary.nix {});
-
-  ghc6101BinaryDarwin = if stdenv.isDarwin then ghc704Binary else ghc6101Binary;
-  ghc6121BinaryDarwin = if stdenv.isDarwin then ghc704Binary else ghc6121Binary;
-
   # Compiler configurations
   #
   # Here, we associate compiler versions with bootstrap compiler versions and
   # preference functions.
 
-  packages_ghcHEAD =
-    packages { ghcPath = ../development/compilers/ghc/head.nix;
-               ghcBinary = pkgs.haskellPackages.ghcPlain;
-               prefFun = ghcHEADPrefs;
-               extraArgs = {
-                 happy = pkgs.haskellPackages.happy;
-                 alex = pkgs.haskellPackages.alex;
-               };
-             };
-
   packages_ghc784 =
-    packages { ghcPath = ../development/compilers/ghc/7.8.4.nix;
-               ghcBinary = if stdenv.isDarwin then ghc783Binary else ghc742Binary;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc784;
                prefFun = ghc784Prefs;
              };
 
   packages_ghcjs =
     packages {
-      ghcPath = ../development/compilers/ghc/7.8.4.nix;
-      ghcBinary = if stdenv.isDarwin then ghc783Binary else ghc742Binary;
+      ghc = pkgs.haskell-ng.compiler.ghc784;
       prefFun = self : super : super // {
         ghc = let parent = packages_ghc784; in
           callPackage ../development/compilers/ghcjs/wrapper.nix {
@@ -329,36 +282,32 @@
     };
 
   packages_ghc763 =
-    packages { ghcPath = ../development/compilers/ghc/7.6.3.nix;
-               ghcBinary = ghc704Binary;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc763;
                prefFun = ghc763Prefs;
              };
 
   packages_ghc742 =
-    packages { ghcPath = ../development/compilers/ghc/7.4.2.nix;
-               ghcBinary = ghc6121BinaryDarwin;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc742;
                prefFun = ghc742Prefs;
              };
 
   packages_ghc722 =
-    packages { ghcPath = ../development/compilers/ghc/7.2.2.nix;
-               ghcBinary = ghc6121BinaryDarwin;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc722;
                prefFun = ghc722Prefs;
              };
 
   packages_ghc704 =
-    packages { ghcPath = ../development/compilers/ghc/7.0.4.nix;
-               ghcBinary = ghc6101BinaryDarwin;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc704;
                prefFun = ghc704Prefs;
              };
 
   packages_ghc6123 =
-    packages { ghcPath = ../development/compilers/ghc/6.12.3.nix;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc6123;
                prefFun = ghc6123Prefs;
              };
 
   packages_ghc6104 =
-    packages { ghcPath = ../development/compilers/ghc/6.10.4.nix;
+    packages { ghc = pkgs.haskell-ng.compiler.ghc6104;
                prefFun = ghc6104Prefs;
              };
 
diff --git a/pkgs/top-level/haskell-ng.nix b/pkgs/top-level/haskell-ng.nix
index 17fe57df5e7..19c70342c1b 100644
--- a/pkgs/top-level/haskell-ng.nix
+++ b/pkgs/top-level/haskell-ng.nix
@@ -9,7 +9,6 @@ rec {
     ghc6102Binary = callPackage ../development/compilers/ghc/6.10.2-binary.nix { gmp = pkgs.gmp4; };
     ghc704Binary = callPackage ../development/compilers/ghc/7.0.4-binary.nix { gmp = pkgs.gmp4; };
     ghc742Binary = callPackage ../development/compilers/ghc/7.4.2-binary.nix { gmp = pkgs.gmp4; };
-    ghc783Binary = callPackage ../development/compilers/ghc/7.8.3-binary.nix { gmp = pkgs.gmp4; };
 
     ghc6104 = callPackage ../development/compilers/ghc/6.10.4.nix { ghc = compiler.ghc6102Binary; gmp = pkgs.gmp.override { withStatic = true; }; };
     ghc6123 = callPackage ../development/compilers/ghc/6.12.3.nix { ghc = compiler.ghc6102Binary; gmp = pkgs.gmp.override { withStatic = true; }; };