diff --git a/pkgs/development/compilers/go/1.0.nix b/pkgs/development/compilers/go/1.0.nix
deleted file mode 100644
index b16ce93a3c5..00000000000
--- a/pkgs/development/compilers/go/1.0.nix
+++ /dev/null
@@ -1,95 +0,0 @@
-{ stdenv, fetchurl, bison, glibc, bash, coreutils, makeWrapper, tzdata}:
-
-let
-  loader386 = "${glibc}/lib/ld-linux.so.2";
-  loaderAmd64 = "${glibc}/lib/ld-linux-x86-64.so.2";
-  loaderArm = "${glibc}/lib/ld-linux.so.3";
-in
-
-stdenv.mkDerivation {
-  name = "go-1.0.3";
-
-  src = fetchurl {
-    url = http://go.googlecode.com/files/go1.0.3.src.tar.gz;
-    sha256 = "1pz31az3icwqfqfy3avms05jnqr0qrbrx9yqsclkdwbjs4rkbfkz";
-  };
-
-  buildInputs = [ bison glibc bash makeWrapper ];
-
-  # I'm not sure what go wants from its 'src', but the go installation manual
-  # describes an installation keeping the src.
-  preUnpack = ''
-    mkdir -p $out/share
-    cd $out/share
-  '';
-
-  prePatch = ''
-    cd ..
-    if [ ! -d go ]; then
-      mv * go
-    fi
-    cd go
-
-    patchShebangs ./ # replace /bin/bash
-    # !!! substituteInPlace does not seems to be effective.
-    sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.3,${loaderArm},' src/cmd/5l/asm.c
-    sed -i 's,/usr/share/zoneinfo/,${tzdata}/share/zoneinfo/,' src/pkg/time/zoneinfo_unix.go
-
-    #sed -i -e 's,/bin/cat,${coreutils}/bin/cat,' \
-    #  -e 's,/bin/echo,${coreutils}/bin/echo,' \
-    #  src/pkg/exec/exec_test.go
-
-    # Disabling the 'os/http/net' tests (they want files not available in
-    # chroot builds)
-    rm src/pkg/net/{multicast_test.go,parse_test.go,port_test.go}
-    # The os test wants to read files in an existing path. Just it don't be /usr/bin.
-    sed -i 's,/usr/bin,'"`pwd`", src/pkg/os/os_test.go
-    sed -i 's,/bin/pwd,'"`type -P pwd`", src/pkg/os/os_test.go
-    # Disable the hostname test
-    sed -i '/TestHostname/areturn' src/pkg/os/os_test.go
-  '';
-
-  patches = [ ./cacert.patch ./1_0-opt-error.patch ./1_0-gcc-bug.patch ];
-
-  GOOS = "linux";
-  GOARCH = if stdenv.system == "i686-linux" then "386"
-          else if stdenv.system == "x86_64-linux" then "amd64"
-          else if stdenv.system == "armv5tel-linux" then "arm"
-          else throw "Unsupported system";
-  GOARM = stdenv.lib.optionalString (stdenv.system == "armv5tel-linux") "5";
-
-  NIX_CFLAGS_COMPILE = "-Wno-error=cpp";
-
-  installPhase = ''
-    mkdir -p "$out/bin"
-    export GOROOT="$(pwd)/"
-    export GOBIN="$out/bin"
-    export PATH="$GOBIN:$PATH"
-    cd ./src
-    ./all.bash
-    cd -
-
-    # Wrap the tools to define the location of the
-    # libraries.
-    for a in go gofmt godoc; do
-	    wrapProgram "$out/bin/$a" \
-	      --set "GOROOT" $out/share/go \
-        ${if stdenv.system == "armv5tel-linux" then "--set GOARM $GOARM" else ""}
-    done
-
-    # Copy the emacs configuration for Go files.
-    mkdir -p "$out/share/emacs/site-lisp"
-    cp ./misc/emacs/* $out/share/emacs/site-lisp/
-  '';
-
-  meta = {
-    branch = "1.0";
-    homepage = http://golang.org/;
-    description = "The Go Programming language";
-    license = "BSD";
-    maintainers = with stdenv.lib.maintainers; [ pierron viric ];
-    platforms = [ "x86_64-linux" ];
-  };
-}
diff --git a/pkgs/development/compilers/go/1.1-darwin.nix b/pkgs/development/compilers/go/1.1-darwin.nix
deleted file mode 100644
index 776c1e04f08..00000000000
--- a/pkgs/development/compilers/go/1.1-darwin.nix
+++ /dev/null
@@ -1,79 +0,0 @@
-{ stdenv, fetchurl, bison, bash, makeWrapper }:
-
-stdenv.mkDerivation {
-  name = "go-1.1.2";
-
-  src = fetchurl {
-    url = http://go.googlecode.com/files/go1.1.2.src.tar.gz;
-    sha256 = "0w7bchhb4b053az3wjp6z342rs9lp9nxf4w2mnfd1b89d6sb7izz";
-  };
-
-  buildInputs = [ bison bash makeWrapper ];
-
-  preUnpack = ''
-    mkdir -p $out/share
-    cd $out/share
-  '';
-
-  prePatch = ''
-    cd ..
-    if [ ! -d go ]; then
-      mv * go
-    fi
-    cd go
-
-    patchShebangs ./ # replace /bin/bash
-    rm src/pkg/net/{multicast_test.go,parse_test.go,port_test.go}
-    # The os test wants to read files in an existing path. Just it don't be /usr/bin.
-    sed -i 's,/usr/bin,'"`pwd`", src/pkg/os/os_test.go
-    sed -i 's,/bin/pwd,'"`type -P pwd`", src/pkg/os/os_test.go
-    # Disable some tests
-    sed -i '/TestHostname/areturn' src/pkg/os/os_test.go
-    sed -i '/TestShutdownUnix/areturn' src/pkg/net/net_test.go
-
-  '';
-
-  # Unfortunately we have to use Mac OS X's own GCC
-  preBuild = ''
-    export PATH=/usr/bin:$PATH
-  '';
-
-  #patches = [ ./cacert.patch ];
-
-  GOOS = "darwin";
-  GOARCH = if stdenv.system == "x86_64-darwin" then "amd64" else "386";
-
-  installPhase = ''
-    mkdir -p "$out/bin"
-
-    # CGO is broken on Maverick. See: http://code.google.com/p/go/issues/detail?id=5926
-    # Reevaluate once go 1.1.3 is out
-    export CGO_ENABLED=0
-
-    export GOROOT="$(pwd)/"
-    export GOBIN="$out/bin"
-    export PATH="$GOBIN:$PATH"
-    cd ./src
-    ./all.bash
-    cd -
-
-    # Wrap the tools to define the location of the
-    # libraries.
-    for a in go gofmt godoc; do
-	    wrapProgram "$out/bin/$a" \
-	      --set "GOROOT" $out/share/go
-    done
-
-    # Copy the emacs configuration for Go files.
-    mkdir -p "$out/share/emacs/site-lisp"
-    cp ./misc/emacs/* $out/share/emacs/site-lisp/
-  '';
-
-  meta = with stdenv.lib; {
-    homepage = http://golang.org/;
-    description = "The Go Programming language";
-    license = licenses.bsd3;
-    maintainers = with maintainers; [ zef ];
-    platforms = platforms.darwin;
-  };
-}
diff --git a/pkgs/development/compilers/go/1.1.nix b/pkgs/development/compilers/go/1.1.nix
deleted file mode 100644
index de34e3e3cda..00000000000
--- a/pkgs/development/compilers/go/1.1.nix
+++ /dev/null
@@ -1,101 +0,0 @@
-{ stdenv, fetchurl, bison, glibc, bash, coreutils, makeWrapper, tzdata, iana_etc
-, removeGodocExternals ? false }:
-
-let
-  loader386 = "${glibc}/lib/ld-linux.so.2";
-  loaderAmd64 = "${glibc}/lib/ld-linux-x86-64.so.2";
-  loaderArm = "${glibc}/lib/ld-linux.so.3";
-in
-
-stdenv.mkDerivation {
-  name = "go-1.1.2";
-
-  src = fetchurl {
-    url = http://go.googlecode.com/files/go1.1.2.src.tar.gz;
-    sha256 = "0w7bchhb4b053az3wjp6z342rs9lp9nxf4w2mnfd1b89d6sb7izz";
-  };
-
-  buildInputs = [ bison glibc bash makeWrapper ];
-
-  NIX_CFLAGS_COMPILE = "-Wno-error=cpp";
-
-  # I'm not sure what go wants from its 'src', but the go installation manual
-  # describes an installation keeping the src.
-  preUnpack = ''
-    mkdir -p $out/share
-    cd $out/share
-  '';
-
-  prePatch = ''
-    cd ..
-    if [ ! -d go ]; then
-      mv * go
-    fi
-    cd go
-
-    patchShebangs ./ # replace /bin/bash
-    # !!! substituteInPlace does not seems to be effective.
-    sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.3,${loaderArm},' src/cmd/5l/asm.c
-    sed -i 's,/usr/share/zoneinfo/,${tzdata}/share/zoneinfo/,' src/pkg/time/zoneinfo_unix.go
-    sed -i 's,/etc/protocols,${iana_etc}/etc/protocols,' src/pkg/net/lookup_unix.go
-
-    #sed -i -e 's,/bin/cat,${coreutils}/bin/cat,' \
-    #  -e 's,/bin/echo,${coreutils}/bin/echo,' \
-    #  src/pkg/exec/exec_test.go
-
-    # Disabling the 'os/http/net' tests (they want files not available in
-    # chroot builds)
-    rm src/pkg/net/{multicast_test.go,parse_test.go,port_test.go}
-    # The os test wants to read files in an existing path. Just it don't be /usr/bin.
-    sed -i 's,/usr/bin,'"`pwd`", src/pkg/os/os_test.go
-    sed -i 's,/bin/pwd,'"`type -P pwd`", src/pkg/os/os_test.go
-    # Disable the hostname test
-    sed -i '/TestHostname/areturn' src/pkg/os/os_test.go
-    # ParseInLocation fails the test
-    sed -i '/TestParseInSydney/areturn' src/pkg/time/time_test.go
-  '' + stdenv.lib.optionalString removeGodocExternals ''
-    sed -i -e '/googleapi/d' -e '/javascript">$/,+6d' lib/godoc/godoc.html 
-  '';
-
-  patches = [ ./cacert.patch ];
-
-  GOOS = "linux";
-  GOARCH = if stdenv.system == "i686-linux" then "386"
-          else if stdenv.system == "x86_64-linux" then "amd64"
-          else if stdenv.system == "armv5tel-linux" then "arm"
-          else throw "Unsupported system";
-  GOARM = stdenv.lib.optionalString (stdenv.system == "armv5tel-linux") "5";
-
-  installPhase = ''
-    mkdir -p "$out/bin"
-    export GOROOT="$(pwd)/"
-    export GOBIN="$out/bin"
-    export PATH="$GOBIN:$PATH"
-    cd ./src
-    ./all.bash
-    cd -
-
-    # Wrap the tools to define the location of the
-    # libraries.
-    for a in go gofmt godoc; do
-	    wrapProgram "$out/bin/$a" \
-	      --set "GOROOT" $out/share/go \
-        ${if stdenv.system == "armv5tel-linux" then "--set GOARM $GOARM" else ""}
-    done
-
-    # Copy the emacs configuration for Go files.
-    mkdir -p "$out/share/emacs/site-lisp"
-    cp ./misc/emacs/* $out/share/emacs/site-lisp/
-  '';
-
-  meta = with stdenv.lib; {
-    branch = "1.1";
-    homepage = http://golang.org/;
-    description = "The Go Programming language";
-    license = licenses.bsd3;
-    maintainers = with maintainers; [ pierron viric ];
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/development/compilers/go/1.2.nix b/pkgs/development/compilers/go/1.2.nix
deleted file mode 100644
index 7aaedcb365d..00000000000
--- a/pkgs/development/compilers/go/1.2.nix
+++ /dev/null
@@ -1,92 +0,0 @@
-{ stdenv, fetchurl, bison, glibc, bash, coreutils, makeWrapper, tzdata, iana_etc
-, libgpgerror }:
-
-let
-  loader386 = "${glibc}/lib/ld-linux.so.2";
-  loaderAmd64 = "${glibc}/lib/ld-linux-x86-64.so.2";
-  loaderArm = "${glibc}/lib/ld-linux.so.3";
-in
-
-stdenv.mkDerivation {
-  name = "go-1.2.2";
-
-  src = fetchurl {
-    url = https://storage.googleapis.com/golang/go1.2.2.src.tar.gz;
-    sha1 = "3ce0ac4db434fc1546fec074841ff40dc48c1167";
-  };
-
-  buildInputs = [ bison glibc bash makeWrapper libgpgerror ];
-
-  NIX_CFLAGS_COMPILE = "-Wno-error=cpp";
-
-  # I'm not sure what go wants from its 'src', but the go installation manual
-  # describes an installation keeping the src.
-  preUnpack = ''
-    mkdir -p $out/share
-    cd $out/share
-  '';
-
-  prePatch = ''
-    cd ..
-    if [ ! -d go ]; then
-      mv * go
-    fi
-    cd go
-
-    patchShebangs ./ # replace /bin/bash
-    # !!! substituteInPlace does not seems to be effective.
-    sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.3,${loaderArm},' src/cmd/5l/asm.c
-    sed -i 's,/usr/share/zoneinfo/,${tzdata}/share/zoneinfo/,' src/pkg/time/zoneinfo_unix.go
-    sed -i 's,/etc/protocols,${iana_etc}/etc/protocols,' src/pkg/net/lookup_unix.go
-
-    #sed -i -e 's,/bin/cat,${coreutils}/bin/cat,' \
-    #  -e 's,/bin/echo,${coreutils}/bin/echo,' \
-    #  src/pkg/exec/exec_test.go
-
-    # Disabling the 'os/http/net' tests (they want files not available in
-    # chroot builds)
-    rm src/pkg/net/{multicast_test.go,parse_test.go,port_test.go}
-    # The os test wants to read files in an existing path. Just it don't be /usr/bin.
-    sed -i 's,/usr/bin,'"`pwd`", src/pkg/os/os_test.go
-    sed -i 's,/bin/pwd,'"`type -P pwd`", src/pkg/os/os_test.go
-    # Disable the hostname test
-    sed -i '/TestHostname/areturn' src/pkg/os/os_test.go
-    # ParseInLocation fails the test
-    sed -i '/TestParseInSydney/areturn' src/pkg/time/time_test.go
-  '';
-
-  patches = [ ./cacert-1.2.patch ];
-
-  GOOS = "linux";
-  GOARCH = if stdenv.system == "i686-linux" then "386"
-          else if stdenv.system == "x86_64-linux" then "amd64"
-          else if stdenv.system == "armv5tel-linux" then "arm"
-          else throw "Unsupported system";
-  GOARM = stdenv.lib.optionalString (stdenv.system == "armv5tel-linux") "5";
-  GO386 = 387; # from Arch: don't assume sse2 on i686
-
-  installPhase = ''
-    mkdir -p "$out/bin"
-    export GOROOT="$(pwd)/"
-    export GOBIN="$out/bin"
-    export PATH="$GOBIN:$PATH"
-    cd ./src
-    ./all.bash
-    cd -
-
-    # Copy the emacs configuration for Go files.
-    mkdir -p "$out/share/emacs/site-lisp"
-    cp ./misc/emacs/* $out/share/emacs/site-lisp/
-  '';
-
-  meta = with stdenv.lib; {
-    branch = "1.2";
-    homepage = http://golang.org/;
-    description = "The Go Programming language";
-    license = licenses.bsd3;
-    maintainers = with maintainers; [ pierron viric ];
-    platforms = [ "x86_64-linux" ];
-  };
-}
diff --git a/pkgs/development/compilers/go/1.3.nix b/pkgs/development/compilers/go/1.3.nix
deleted file mode 100644
index 65b80a7f3af..00000000000
--- a/pkgs/development/compilers/go/1.3.nix
+++ /dev/null
@@ -1,113 +0,0 @@
-{ stdenv, lib, fetchurl, fetchhg, bison, glibc, bash, coreutils, makeWrapper, tzdata, iana_etc, perl }:
-
-let
-  loader386 = "${glibc}/lib/ld-linux.so.2";
-  loaderAmd64 = "${glibc}/lib/ld-linux-x86-64.so.2";
-  loaderArm = "${glibc}/lib/ld-linux.so.3";
-  srcs = {
-    golang = fetchurl {
-      url = https://storage.googleapis.com/golang/go1.3.3.src.tar.gz;
-      sha1 = "b54b7deb7b7afe9f5d9a3f5dd830c7dede35393a";
-    };
-    tools = fetchhg {
-      url = https://code.google.com/p/go.tools/;
-      rev = "e1c276c4e679";
-      sha256 = "0x62njflwkd99i2ixbksg6mjppl1wfg86f0g3swn350l1h0xzp76";
-    };
-  };
-in
-
-stdenv.mkDerivation {
-  name = "go-1.3.3";
-
-  src = srcs.golang;
-
-  # perl is used for testing go vet
-  buildInputs = [ bison bash makeWrapper perl ] ++ lib.optionals stdenv.isLinux [ glibc ] ;
-
-  # I'm not sure what go wants from its 'src', but the go installation manual
-  # describes an installation keeping the src.
-  preUnpack = ''
-    mkdir -p $out/share
-    cd $out/share
-  '';
-  postUnpack = ''
-    mkdir -p $out/share/go/src/pkg/code.google.com/p/
-    cp -rv --no-preserve=mode,ownership ${srcs.tools} $out/share/go/src/pkg/code.google.com/p/go.tools
-  '';
-
-  prePatch = ''
-    # Ensure that the source directory is named go
-    cd ..
-    if [ ! -d go ]; then
-      mv * go
-    fi
-    cd go
-    patchShebangs ./ # replace /bin/bash
-
-    # Disabling the 'os/http/net' tests (they want files not available in
-    # chroot builds)
-    rm src/pkg/net/{multicast_test.go,parse_test.go,port_test.go}
-    # !!! substituteInPlace does not seems to be effective.
-    # The os test wants to read files in an existing path. Just don't let it be /usr/bin.
-    sed -i 's,/usr/bin,'"`pwd`", src/pkg/os/os_test.go
-    sed -i 's,/bin/pwd,'"`type -P pwd`", src/pkg/os/os_test.go
-    # Disable the unix socket test
-    sed -i '/TestShutdownUnix/areturn' src/pkg/net/net_test.go
-    # Disable the hostname test
-    sed -i '/TestHostname/areturn' src/pkg/os/os_test.go
-    sed -i 's,/etc/protocols,${iana_etc}/etc/protocols,' src/pkg/net/lookup_unix.go
-    # ParseInLocation fails the test
-    sed -i '/TestParseInSydney/areturn' src/pkg/time/format_test.go
-  '' + lib.optionalString stdenv.isLinux ''
-    sed -i 's,/usr/share/zoneinfo/,${tzdata}/share/zoneinfo/,' src/pkg/time/zoneinfo_unix.go
-    sed -i 's,/lib/ld-linux.so.3,${loaderArm},' src/cmd/5l/asm.c
-    sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
-    sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
-  '';
-
-  patches = [ ./cacert-1.2.patch ./R_386_GOT32.patch ];
-
-  GOOS = if stdenv.isDarwin then "darwin" else "linux";
-  GOARCH = if stdenv.isDarwin then "amd64"
-           else if stdenv.system == "i686-linux" then "386"
-           else if stdenv.system == "x86_64-linux" then "amd64"
-           else if stdenv.system == "armv5tel-linux" then "arm"
-           else throw "Unsupported system";
-  GOARM = stdenv.lib.optionalString (stdenv.system == "armv5tel-linux") "5";
-  GO386 = 387; # from Arch: don't assume sse2 on i686
-  CGO_ENABLED = if stdenv.isDarwin then 0 else 1;
-
-  installPhase = ''
-    export CC=cc
-    mkdir -p "$out/bin"
-    unset GOPATH
-    export GOROOT="$(pwd)/"
-    export GOBIN="$out/bin"
-    export PATH="$GOBIN:$PATH"
-    cd ./src
-    ./all.bash
-    cd -
-
-    # Build extra tooling
-    # TODO: Fix godoc tests
-    TOOL_ROOT=code.google.com/p/go.tools/cmd
-    go install -v $TOOL_ROOT/cover $TOOL_ROOT/vet $TOOL_ROOT/godoc
-    go test -v    $TOOL_ROOT/cover $TOOL_ROOT/vet # $TOOL_ROOT/godoc
-
-    # Copy the emacs configuration for Go files.
-    mkdir -p "$out/share/emacs/site-lisp"
-    cp ./misc/emacs/* $out/share/emacs/site-lisp/
-  '';
-
-  setupHook = ./setup-hook.sh;
-
-  meta = with stdenv.lib; {
-    branch = "1.3";
-    homepage = http://golang.org/;
-    description = "The Go Programming language";
-    license = licenses.bsd3;
-    maintainers = with maintainers; [ cstrahan ];
-    platforms = platforms.linux ++ platforms.darwin;
-  };
-}
diff --git a/pkgs/development/compilers/go/1.4.nix b/pkgs/development/compilers/go/1.4.nix
index d42873ab975..559bd9b01c3 100644
--- a/pkgs/development/compilers/go/1.4.nix
+++ b/pkgs/development/compilers/go/1.4.nix
@@ -70,7 +70,7 @@ stdenv.mkDerivation rec {
 
   patches = [
     ./cacert-1.4.patch
-    ./remove-tools.patch
+    ./remove-tools-1.4.patch
   ];
 
   GOOS = if stdenv.isDarwin then "darwin" else "linux";
diff --git a/pkgs/development/compilers/go/1_0-gcc-bug.patch b/pkgs/development/compilers/go/1_0-gcc-bug.patch
deleted file mode 100644
index 34cf7ab7456..00000000000
--- a/pkgs/development/compilers/go/1_0-gcc-bug.patch
+++ /dev/null
@@ -1,19 +0,0 @@
-http://code.google.com/p/go/source/detail?r=8b13b2ec6b18
---- a/src/cmd/cgo/gcc.go	2014-07-02 12:00:12.171796197 +0200
-+++ b/src/cmd/cgo/gcc.go	2014-07-02 12:01:57.844472754 +0200
-@@ -840,6 +840,15 @@
- func (p *Package) gccErrors(stdin []byte) string {
- 	// TODO(rsc): require failure
- 	args := p.gccCmd()
-+
-+	// GCC 4.8.0 has a bug: it sometimes does not apply
-+	// -Wunused-value to values that are macros defined in system
-+	// headers.  See issue 5118.  Adding -Wsystem-headers avoids
-+	// that problem.  This will produce additional errors, but it
-+	// doesn't matter because we will ignore all errors that are
-+	// not marked for the cgo-test file.
-+	args = append(args, "-Wsystem-headers")
-+
- 	if *debugGcc {
- 		fmt.Fprintf(os.Stderr, "$ %s <<EOF\n", strings.Join(args, " "))
- 		os.Stderr.Write(stdin)
diff --git a/pkgs/development/compilers/go/1_0-opt-error.patch b/pkgs/development/compilers/go/1_0-opt-error.patch
deleted file mode 100644
index d3fcd40449a..00000000000
--- a/pkgs/development/compilers/go/1_0-opt-error.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-https://code.google.com/p/go-wiki/wiki/OlderVersions
---- a/src/cmd/cc/funct.c	2014-07-02 11:54:42.230663598 +0200
-+++ b/src/cmd/cc/funct.c	2014-07-02 11:55:01.653790128 +0200
-@@ -269,7 +269,7 @@
- 		goto bad;
- 
- 	f = alloc(sizeof(*f));
--	for(o=0; o<sizeof(f->sym); o++)
-+	for(o=0; o<nelem(f->sym); o++)
- 		f->sym[o] = S;
- 
- 	t->funct = f;
diff --git a/pkgs/development/compilers/go/R_386_GOT32.patch b/pkgs/development/compilers/go/R_386_GOT32.patch
deleted file mode 100644
index c029d50168a..00000000000
--- a/pkgs/development/compilers/go/R_386_GOT32.patch
+++ /dev/null
@@ -1,46 +0,0 @@
-From 609d996fac7f68b34032572b7bde627f658b95f2 Mon Sep 17 00:00:00 2001
-From: Russ Cox <rsc@golang.org>
-Date: Mon, 6 Oct 2014 14:17:48 -0400
-Subject: [PATCH] cmd/8l: accept R_386_GOT32 in push instruction
-
-Fixes #8382.
-
-LGTM=iant
-R=iant
-CC=golang-codereviews
-https://golang.org/cl/149540045
----
- src/cmd/8l/asm.c | 18 +++++++++++++-----
- 1 file changed, 13 insertions(+), 5 deletions(-)
-
-diff --git a/src/cmd/8l/asm.c b/src/cmd/8l/asm.c
-index c135dce..98c0424 100644
---- a/src/cmd/8l/asm.c
-+++ b/src/cmd/8l/asm.c
-@@ -117,13 +117,21 @@ adddynrel(LSym *s, Reloc *r)
- 	case 256 + R_386_GOT32:
- 		if(targ->type != SDYNIMPORT) {
- 			// have symbol
--			// turn MOVL of GOT entry into LEAL of symbol itself
--			if(r->off < 2 || s->p[r->off-2] != 0x8b) {
--				diag("unexpected GOT reloc for non-dynamic symbol %s", targ->name);
-+			if(r->off >= 2 && s->p[r->off-2] == 0x8b) {
-+				// turn MOVL of GOT entry into LEAL of symbol address, relative to GOT.
-+				s->p[r->off-2] = 0x8d;
-+				r->type = R_GOTOFF;
- 				return;
- 			}
--			s->p[r->off-2] = 0x8d;
--			r->type = R_GOTOFF;
-+			if(r->off >= 2 && s->p[r->off-2] == 0xff && s->p[r->off-1] == 0xb3) {
-+				// turn PUSHL of GOT entry into PUSHL of symbol itself.
-+				// use unnecessary SS prefix to keep instruction same length.
-+				s->p[r->off-2] = 0x36;
-+				s->p[r->off-1] = 0x68;
-+				r->type = R_ADDR;
-+				return;
-+			}
-+			diag("unexpected GOT reloc for non-dynamic symbol %s", targ->name);
- 			return;
- 		}
- 		addgotsym(ctxt, targ);
diff --git a/pkgs/development/compilers/go/cacert-1.2.patch b/pkgs/development/compilers/go/cacert-1.2.patch
deleted file mode 100644
index 1ad6910915f..00000000000
--- a/pkgs/development/compilers/go/cacert-1.2.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-Go comes with hardcoded cacert. We add the usual in NixOS,
-for easier NixOS life.
-
-diff --git a/src/pkg/crypto/x509/root_unix.go b/src/pkg/crypto/x509/root_unix.go
-index 76e79f4..6ef1dd3 100644
---- a/src/pkg/crypto/x509/root_unix.go
-+++ b/src/pkg/crypto/x509/root_unix.go
-@@ -15,6 +15,7 @@ var certFiles = []string{
-	"/etc/ssl/ca-bundle.pem",                 // OpenSUSE
-	"/etc/ssl/cert.pem",                      // OpenBSD
-	"/usr/local/share/certs/ca-root-nss.crt", // FreeBSD/DragonFly
-+	"/etc/ssl/certs/ca-bundle.crt",           // NixOS
- }
- 
- func (c *Certificate) systemVerify(opts *VerifyOptions) (chains [][]*Certificate, err error) {
diff --git a/pkgs/development/compilers/go/cacert.patch b/pkgs/development/compilers/go/cacert.patch
deleted file mode 100644
index 42a44313835..00000000000
--- a/pkgs/development/compilers/go/cacert.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-Go comes with hardcoded cacert. We add the usual in NixOS,
-for easier NixOS life.
-
-diff --git a/src/pkg/crypto/x509/root_unix.go b/src/pkg/crypto/x509/root_unix.go
-index 76e79f4..6ef1dd3 100644
---- a/src/pkg/crypto/x509/root_unix.go
-+++ b/src/pkg/crypto/x509/root_unix.go
-@@ -15,6 +15,7 @@ var certFiles = []string{
- 	"/etc/ssl/ca-bundle.pem",                 // OpenSUSE
- 	"/etc/ssl/cert.pem",                      // OpenBSD
- 	"/usr/local/share/certs/ca-root-nss.crt", // FreeBSD
-+	"/etc/ssl/certs/ca-bundle.crt",           // NixOS
- }
- 
- func (c *Certificate) systemVerify(opts *VerifyOptions) (chains [][]*Certificate, err error) {
diff --git a/pkgs/development/compilers/go/gox.nix b/pkgs/development/compilers/go/gox.nix
deleted file mode 100644
index 1833ca37d0e..00000000000
--- a/pkgs/development/compilers/go/gox.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{ lib, goPackages, fetchFromGitHub }:
-
-with goPackages;
-
-buildGoPackage rec {
-  rev = "c7329055e2aeb253a947e5cc876586ff4ca19199";
-  name = "gox-${lib.strings.substring 0 7 rev}";
-  goPackagePath = "github.com/mitchellh/gox";
-  src = fetchFromGitHub {
-    inherit rev;
-    owner = "mitchellh";
-    repo = "gox";
-    sha256 = "0zhb88jjxqn3sdc4bpzvajqvgi9igp5gk03q12gaksaxhy2wl4jy";
-  };
-
-  buildInputs = [ iochan ];
-
-  propagatedBuildInputs = [ go ];
-
-  dontInstallSrc = true;
-
-  meta = with lib; {
-    description = "A simple, no-frills tool for Go cross compilation that behaves a lot like standard go build";
-    homepage    = https://github.com/mitchellh/gox;
-    maintainers = with maintainers; [ cstrahan ];
-    platforms   = platforms.unix;
-  };
-}
diff --git a/pkgs/development/compilers/go/remove-tools.patch b/pkgs/development/compilers/go/remove-tools-1.4.patch
similarity index 100%
rename from pkgs/development/compilers/go/remove-tools.patch
rename to pkgs/development/compilers/go/remove-tools-1.4.patch
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8b05a124ce0..95dd3cadd1a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4039,18 +4039,6 @@ let
 
   dotnetPackages = recurseIntoAttrs (callPackage ./dotnet-packages.nix { inherit stdenv fetchNuGet; });
 
-  go_1_0 = callPackage ../development/compilers/go/1.0.nix { };
-
-  go_1_1 =
-    if stdenv.isDarwin then
-      callPackage ../development/compilers/go/1.1-darwin.nix { }
-    else
-      callPackage ../development/compilers/go/1.1.nix { };
-
-  go_1_2 = callPackage ../development/compilers/go/1.2.nix { };
-
-  go_1_3 = callPackage ../development/compilers/go/1.3.nix { };
-
   go_1_4 = callPackage ../development/compilers/go/1.4.nix {
     inherit (darwin.apple_sdk.frameworks) Security;
   };
@@ -4059,7 +4047,7 @@ let
 
   go-repo-root = callPackage ../development/tools/misc/go-repo-root { };
 
-  gox = callPackage ../development/compilers/go/gox.nix { };
+  gox = goPackages.gox;
 
   gprolog = callPackage ../development/compilers/gprolog { };