diff --git a/pkgs/development/tools/build-managers/bazel/default.nix b/pkgs/development/tools/build-managers/bazel/default.nix
index 112cd840a9f5..28214e94c7aa 100644
--- a/pkgs/development/tools/build-managers/bazel/default.nix
+++ b/pkgs/development/tools/build-managers/bazel/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, lib, writeText, writeScript, fetchurl, jdk, zip, unzip, bash, writeCBin, coreutils, binutils, makeWrapper, which, python, gnused
+{ stdenv, lib, fetchurl, jdk, zip, unzip, bash, writeCBin, coreutils, makeWrapper, which, python, gnused
 # Always assume all markers valid (don't redownload dependencies).
 # Also, don't clean up environment variables.
 , enableNixHacks ? false
 # Apple dependencies
-, cctools, clang, libcxx, CoreFoundation, CoreServices, Foundation
+, libcxx, CoreFoundation, CoreServices, Foundation
 }:
 
 stdenv.mkDerivation rec {
@@ -56,396 +56,9 @@ stdenv.mkDerivation rec {
     }
   '';
 
-  buildFile = writeText "BUILD" ''
-    package(default_visibility = ['//visibility:public'])
-
-    filegroup(name = "empty")
-
-    cc_toolchain_suite(
-      name = "nix",
-      toolchains = {
-        "darwin|compiler": ":nix_darwin_toolchain",
-        "k8|compiler": ":nix_linux_toolchain",
-      },
-    )
-
-    cc_toolchain(
-      name = "nix_darwin_toolchain",
-      all_files = ":osx_wrapper",
-      compiler_files = ":osx_wrapper",
-      cpu = "darwin",
-      dwp_files = ":empty",
-      dynamic_runtime_libs = [":empty"],
-      linker_files = ":osx_wrapper",
-      objcopy_files = ":empty",
-      static_runtime_libs = [":empty"],
-      strip_files = ":empty",
-      supports_param_files = 0,
-    )
-
-    cc_toolchain(
-      name = "nix_linux_toolchain",
-      all_files = ":empty",
-      compiler_files = ":empty",
-      cpu = "k8",
-      dwp_files = ":empty",
-      dynamic_runtime_libs = [":empty"],
-      linker_files = ":empty",
-      objcopy_files = ":empty",
-      static_runtime_libs = [":empty"],
-      strip_files = ":empty",
-      supports_param_files = 0,
-    )
-
-    filegroup(
-      name = "osx_wrapper",
-      srcs = ["osx_cc_wrapper.sh"],
-    )
-  '';
-
-  crosstoolFile = writeText "CROSSTOOL" (''
-    major_version: "local"
-    minor_version: ""
-    default_target_cpu: "same_as_host"
-    '' + lib.optionalString stdenv.isDarwin ''
-    default_toolchain {
-      cpu: "darwin"
-      toolchain_identifier: "local_darwin"
-    }
-    toolchain {
-      abi_version: "local"
-      abi_libc_version: "local"
-      builtin_sysroot: ""
-      compiler: "compiler"
-      host_system_name: "local"
-      needsPic: true
-      target_libc: "macosx"
-      target_cpu: "darwin"
-      target_system_name: "local"
-      toolchain_identifier: "local_darwin"
-
-      tool_path { name: "ar" path: "${cctools}/bin/libtool" }
-      tool_path { name: "compat-ld" path: "${cctools}/bin/ld" }
-      tool_path { name: "cpp" path: "${clang}/bin/cpp" }
-      tool_path { name: "dwp" path: "${coreutils}/bin/false" }
-      tool_path { name: "gcc" path: "osx_cc_wrapper.sh" }
-      cxx_flag: "-std=c++0x"
-      linker_flag: "-lstdc++"
-      linker_flag: "-undefined"
-      linker_flag: "dynamic_lookup"
-      linker_flag: "-headerpad_max_install_names"
-      # We know all files in `/nix/store` are immutable so it's safe to disable inclusion checks for them
-      cxx_builtin_include_directory: "/nix/store"
-      tool_path { name: "gcov" path: "${coreutils}/bin/false" }
-      tool_path { name: "ld" path: "${cctools}/bin/ld" }
-      tool_path { name: "nm" path: "${cctools}/bin/nm" }
-      tool_path { name: "objcopy" path: "${binutils}/bin/objcopy" }
-      objcopy_embed_flag: "-I"
-      objcopy_embed_flag: "binary"
-      tool_path { name: "objdump" path: "${binutils}/bin/objdump" }
-      tool_path { name: "strip" path: "${cctools}/bin/strip" }
-
-      # Anticipated future default.
-      unfiltered_cxx_flag: "-no-canonical-prefixes"
-
-      # Make C++ compilation deterministic. Use linkstamping instead of these
-      # compiler symbols.
-      unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
-      unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
-      unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
-      unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
-
-      # Security hardening on by default.
-      # Conservative choice; -D_FORTIFY_SOURCE=2 may be unsafe in some cases.
-      compiler_flag: "-D_FORTIFY_SOURCE=1"
-      compiler_flag: "-fstack-protector"
-
-      # Enable coloring even if there's no attached terminal. Bazel removes the
-      # escape sequences if --nocolor is specified.
-      compiler_flag: "-fcolor-diagnostics"
-
-      # All warnings are enabled. Maybe enable -Werror as well?
-      compiler_flag: "-Wall"
-      # Enable a few more warnings that aren't part of -Wall.
-      compiler_flag: "-Wthread-safety"
-      compiler_flag: "-Wself-assign"
-
-      # Keep stack frames for debugging, even in opt mode.
-      compiler_flag: "-fno-omit-frame-pointer"
-
-      # Anticipated future default.
-      linker_flag: "-no-canonical-prefixes"
-
-      compilation_mode_flags {
-        mode: DBG
-        # Enable debug symbols.
-        compiler_flag: "-g"
-      }
-      compilation_mode_flags {
-        mode: OPT
-        # No debug symbols.
-        # Maybe we should enable https://gcc.gnu.org/wiki/DebugFission for opt or even generally?
-        # However, that can't happen here, as it requires special handling in Bazel.
-        compiler_flag: "-g0"
-
-        # Conservative choice for -O
-        # -O3 can increase binary size and even slow down the resulting binaries.
-        # Profile first and / or use FDO if you need better performance than this.
-        compiler_flag: "-O2"
-
-        # Disable assertions
-        compiler_flag: "-DNDEBUG"
-
-        # Removal of unused code and data at link time (can this increase binary size in some cases?).
-        compiler_flag: "-ffunction-sections"
-        compiler_flag: "-fdata-sections"
-      }
-      linking_mode_flags { mode: DYNAMIC }
-    }
-  '' + lib.optionalString stdenv.isLinux ''
-    default_toolchain {
-      cpu: "k8"
-      toolchain_identifier: "local_linux"
-    }
-
-    toolchain {
-      abi_version: "local"
-      abi_libc_version: "local"
-      builtin_sysroot: ""
-      compiler: "compiler"
-      host_system_name: "local"
-      needsPic: true
-      supports_gold_linker: false
-      supports_incremental_linker: false
-      supports_fission: false
-      supports_interface_shared_objects: false
-      supports_normalizing_ar: false
-      supports_start_end_lib: false
-      target_libc: "local"
-      target_cpu: "k8"
-      target_system_name: "local"
-      toolchain_identifier: "local_linux"
-
-      tool_path { name: "ar" path: "${binutils}/bin/ar" }
-      tool_path { name: "compat-ld" path: "${binutils}/bin/ld" }
-      tool_path { name: "cpp" path: "${stdenv.cc}/bin/cpp" }
-      tool_path { name: "dwp" path: "${coreutils}/bin/false" }
-      tool_path { name: "gcc" path: "${stdenv.cc}/bin/cc" }
-      cxx_flag: "-std=c++0x"
-      linker_flag: "-lstdc++"
-      # We know all files in `/nix/store` are immutable so it's safe to disable inclusion checks for them
-      cxx_builtin_include_directory: "/nix/store"
-      tool_path { name: "gcov" path: "${coreutils}/bin/false" }
-
-      # C(++) compiles invoke the compiler (as that is the one knowing where
-      # to find libraries), but we provide LD so other rules can invoke the linker.
-      tool_path { name: "ld" path: "${binutils}/bin/ld" }
-
-      tool_path { name: "nm" path: "${binutils}/bin/nm" }
-      tool_path { name: "objcopy" path: "${binutils}/bin/objcopy" }
-      objcopy_embed_flag: "-I"
-      objcopy_embed_flag: "binary"
-      tool_path { name: "objdump" path: "${binutils}/bin/objdump" }
-      tool_path { name: "strip" path: "${binutils}/bin/strip" }
-
-      # Anticipated future default.
-      unfiltered_cxx_flag: "-no-canonical-prefixes"
-      unfiltered_cxx_flag: "-fno-canonical-system-headers"
-
-      # Make C++ compilation deterministic. Use linkstamping instead of these
-      # compiler symbols.
-      unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
-      unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
-      unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
-      unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
-
-      # Security hardening on by default.
-      # Conservative choice; -D_FORTIFY_SOURCE=2 may be unsafe in some cases.
-      # We need to undef it before redefining it as some distributions now have
-      # it enabled by default.
-      compiler_flag: "-U_FORTIFY_SOURCE"
-      compiler_flag: "-D_FORTIFY_SOURCE=1"
-      compiler_flag: "-fstack-protector"
-      linker_flag: "-Wl,-z,relro,-z,now"
-
-      # Enable coloring even if there's no attached terminal. Bazel removes the
-      # escape sequences if --nocolor is specified. This isn't supported by gcc
-      # on Ubuntu 14.04.
-      # compiler_flag: "-fcolor-diagnostics"
-
-      # All warnings are enabled. Maybe enable -Werror as well?
-      compiler_flag: "-Wall"
-      # Enable a few more warnings that aren't part of -Wall.
-      compiler_flag: "-Wunused-but-set-parameter"
-      # But disable some that are problematic.
-      compiler_flag: "-Wno-free-nonheap-object" # has false positives
-
-      # Keep stack frames for debugging, even in opt mode.
-      compiler_flag: "-fno-omit-frame-pointer"
-
-      # Anticipated future default.
-      linker_flag: "-no-canonical-prefixes"
-      # Have gcc return the exit code from ld.
-      linker_flag: "-pass-exit-codes"
-      # Gold linker only? Can we enable this by default?
-      # linker_flag: "-Wl,--warn-execstack"
-      # linker_flag: "-Wl,--detect-odr-violations"
-
-      compilation_mode_flags {
-        mode: DBG
-        # Enable debug symbols.
-        compiler_flag: "-g"
-      }
-      compilation_mode_flags {
-        mode: OPT
-
-        # No debug symbols.
-        # Maybe we should enable https://gcc.gnu.org/wiki/DebugFission for opt or
-        # even generally? However, that can't happen here, as it requires special
-        # handling in Bazel.
-        compiler_flag: "-g0"
-
-        # Conservative choice for -O
-        # -O3 can increase binary size and even slow down the resulting binaries.
-        # Profile first and / or use FDO if you need better performance than this.
-        compiler_flag: "-O2"
-
-        # Disable assertions
-        compiler_flag: "-DNDEBUG"
-
-        # Removal of unused code and data at link time (can this increase binary size in some cases?).
-        compiler_flag: "-ffunction-sections"
-        compiler_flag: "-fdata-sections"
-        linker_flag: "-Wl,--gc-sections"
-      }
-      linking_mode_flags { mode: DYNAMIC }
-    }
-  '');
-
-  osxCcWrapperFile = writeScript "osx_cc_wrapper.sh" (if stdenv.isDarwin then ''
-    #!${customBash}/bin/bash
-    #
-    # Copyright 2015 The Bazel Authors. All rights reserved.
-    #
-    # Licensed under the Apache License, Version 2.0 (the "License");
-    # you may not use this file except in compliance with the License.
-    # You may obtain a copy of the License at
-    #
-    #    http://www.apache.org/licenses/LICENSE-2.0
-    #
-    # Unless required by applicable law or agreed to in writing, software
-    # distributed under the License is distributed on an "AS IS" BASIS,
-    # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    # See the License for the specific language governing permissions and
-    # limitations under the License.
-    #
-    # OS X relpath is not really working. This is a wrapper script around gcc
-    # to simulate relpath behavior.
-    #
-    # This wrapper uses install_name_tool to replace all paths in the binary
-    # (bazel-out/.../path/to/original/library.so) by the paths relative to
-    # the binary. It parses the command line to behave as rpath is supposed
-    # to work.
-    #
-    # See https://blogs.oracle.com/dipol/entry/dynamic_libraries_rpath_and_mac
-    # on how to set those paths for Mach-O binaries.
-    #
-    set -eu
-
-    GCC="${clang}/bin/clang"
-    INSTALL_NAME_TOOL="${cctools}/bin/install_name_tool"
-
-    LIBS=
-    LIB_DIRS=
-    RPATHS=
-    OUTPUT=
-    # let parse the option list
-    for i in "$@"; do
-        if [[ "''${OUTPUT}" = "1" ]]; then
-            OUTPUT=$i
-        elif [[ "$i" =~ ^-l(.*)$ ]]; then
-            LIBS="''${BASH_REMATCH[1]} $LIBS"
-        elif [[ "$i" =~ ^-L(.*)$ ]]; then
-            LIB_DIRS="''${BASH_REMATCH[1]} $LIB_DIRS"
-        elif [[ "$i" =~ ^-Wl,-rpath,\@loader_path/(.*)$ ]]; then
-            RPATHS="''${BASH_REMATCH[1]} ''${RPATHS}"
-        elif [[ "$i" = "-o" ]]; then
-            # output is coming
-            OUTPUT=1
-        fi
-    done
-
-    # Call gcc
-    ''${GCC} "$@"
-
-    function get_library_path() {
-        for libdir in ''${LIB_DIRS}; do
-            if [ -f ''${libdir}/lib$1.so ]; then
-                echo "''${libdir}/lib$1.so"
-            elif [ -f ''${libdir}/lib$1.dylib ]; then
-                echo "''${libdir}/lib$1.dylib"
-            fi
-        done
-    }
-
-    # A convenient method to return the actual path even for non symlinks
-    # and multi-level symlinks.
-    function get_realpath() {
-        local previous="$1"
-        local next=$(readlink "''${previous}")
-        while [ -n "''${next}" ]; do
-            previous="''${next}"
-            next=$(readlink "''${previous}")
-        done
-        echo "''${previous}"
-    }
-
-    # Get the path of a lib inside a tool
-    function get_otool_path() {
-        # the lib path is the path of the original lib relative to the workspace
-        get_realpath $1 | sed 's|^.*/bazel-out/|bazel-out/|'
-    }
-
-    # Do replacements in the output
-    for rpath in ''${RPATHS}; do
-        for lib in ''${LIBS}; do
-            unset libname
-            if [ -f "$(dirname ''${OUTPUT})/''${rpath}/lib''${lib}.so" ]; then
-                libname="lib''${lib}.so"
-            elif [ -f "$(dirname ''${OUTPUT})/''${rpath}/lib''${lib}.dylib" ]; then
-                libname="lib''${lib}.dylib"
-            fi
-            # ''${libname-} --> return $libname if defined, or undefined otherwise. This is to make
-            # this set -e friendly
-            if [[ -n "''${libname-}" ]]; then
-                libpath=$(get_library_path ''${lib})
-                if [ -n "''${libpath}" ]; then
-                    ''${INSTALL_NAME_TOOL} -change $(get_otool_path "''${libpath}") \
-                        "@loader_path/''${rpath}/''${libname}" "''${OUTPUT}"
-                fi
-            fi
-        done
-    done
-  '' else "");
-
   postPatch = stdenv.lib.optionalString stdenv.hostPlatform.isDarwin ''
     export NIX_LDFLAGS="$NIX_LDFLAGS -F${CoreFoundation}/Library/Frameworks -F${CoreServices}/Library/Frameworks -F${Foundation}/Library/Frameworks"
-    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -isystem ${libcxx}/include/c++/v1"
   '' + ''
-    mkdir nix
-    cp ${buildFile} nix/BUILD
-    cp ${crosstoolFile} nix/CROSSTOOL
-    line=70
-    for flag in $NIX_CFLAGS_COMPILE; do
-      sed -i -e "$line a compiler_flag: \"$flag\"" nix/CROSSTOOL
-      line=$((line + 1))
-    done
-    for flag in $NIX_LDFLAGS; do
-      sed -i -e "$line a linker_flag: \"-Wl,$flag\"" nix/CROSSTOOL
-      line=$((line + 1))
-    done
-
-    cp ${osxCcWrapperFile} nix/osx_cc_wrapper.sh
     find src/main/java/com/google/devtools -type f -print0 | while IFS="" read -r -d "" path; do
       substituteInPlace "$path" \
         --replace /bin/bash ${customBash}/bin/bash \
@@ -454,14 +67,15 @@ stdenv.mkDerivation rec {
     # Fixup scripts that generate scripts. Not fixed up by patchShebangs below.
     substituteInPlace scripts/bootstrap/compile.sh \
         --replace /bin/sh ${customBash}/bin/bash
-    sed -i -e "361 a --crosstool_top=//nix:nix --host_crosstool_top=//nix:nix \\\\" scripts/bootstrap/compile.sh
+    echo "build --copt=\"$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --copt=\"/g')\"" >> .bazelrc
+    echo "build --host_copt=\"$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --host_copt=\"/g')\"" >> .bazelrc
+    echo "build --linkopt=\"-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --linkopt=\"-Wl,/g')\"" >> .bazelrc
+    echo "build --host_linkopt=\"-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --host_linkopt=\"-Wl,/g')\"" >> .bazelrc
+    sed -i -e "361 a --copt=\"$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --copt=\"/g')\" \\\\" scripts/bootstrap/compile.sh
+    sed -i -e "361 a --host_copt=\"$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --host_copt=\"/g')\" \\\\" scripts/bootstrap/compile.sh
+    sed -i -e "361 a --linkopt=\"-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --linkopt=\"-Wl,/g')\" \\\\" scripts/bootstrap/compile.sh
+    sed -i -e "361 a --host_linkopt=\"-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --host_linkopt=\"-Wl,/g')\" \\\\" scripts/bootstrap/compile.sh
     patchShebangs .
-  '' + lib.optionalString stdenv.isDarwin ''
-    sed -i "s,/usr/bin/xcrun clang,clang $NIX_CFLAGS_COMPILE $NIX_LDFLAGS -framework CoreFoundation,g" \
-      scripts/bootstrap/compile.sh \
-      src/tools/xcode/realpath/BUILD \
-      src/tools/xcode/stdredirect/BUILD \
-      tools/osx/BUILD
   '';
 
   buildInputs = [
@@ -469,14 +83,13 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    gnused
     zip
     python
     unzip
     makeWrapper
     which
     customBash
-  ] ++ lib.optionals (stdenv.isDarwin) [ cctools clang libcxx CoreFoundation CoreServices Foundation ];
+  ] ++ lib.optionals (stdenv.isDarwin) [ libcxx CoreFoundation CoreServices Foundation ];
 
   # If TMPDIR is in the unpack dir we run afoul of blaze's infinite symlink
   # detector (see com.google.devtools.build.lib.skyframe.FileFunction).
@@ -487,8 +100,7 @@ stdenv.mkDerivation rec {
     ./compile.sh
     ./output/bazel --output_user_root=/tmp/.bazel build //scripts:bash_completion \
       --spawn_strategy=standalone \
-      --genrule_strategy=standalone \
-      --crosstool_top=//nix:nix --host_crosstool_top=//nix:nix
+      --genrule_strategy=standalone
     cp bazel-bin/scripts/bazel-complete.bash output/
   '';
 
@@ -498,7 +110,6 @@ stdenv.mkDerivation rec {
   checkPhase = ''
     export TEST_TMPDIR=$(pwd)
     ./output/bazel test --test_output=errors \
-        --crosstool_top=//nix:nix --host_crosstool_top=//nix:nix \
         examples/cpp:hello-success_test \
         examples/java-native/src/test/java/com/example/myproject:hello
   '';
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index af8b88649d2d..6187bfb5d016 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3718,7 +3718,7 @@ with pkgs;
   lzip = callPackage ../tools/compression/lzip { };
 
   luxcorerender = callPackage ../tools/graphics/luxcorerender { };
-
+  
   xz = callPackage ../tools/compression/xz { };
 
   lz4 = callPackage ../tools/compression/lz4 { };
@@ -4987,7 +4987,7 @@ with pkgs;
   securefs = callPackage ../tools/filesystems/securefs { };
 
   seexpr = callPackage ../development/compilers/seexpr { };
-
+ 
   setroot = callPackage  ../tools/X11/setroot { };
 
   setserial = callPackage ../tools/system/setserial { };
@@ -7802,9 +7802,7 @@ with pkgs;
 
   bazel_0_4 = callPackage ../development/tools/build-managers/bazel/0.4.nix { };
   bazel = callPackage ../development/tools/build-managers/bazel {
-    inherit (darwin) cctools;
     inherit (darwin.apple_sdk.frameworks) CoreFoundation CoreServices Foundation;
-    binutils = binutils-unwrapped;
   };
 
   bazel-buildtools = callPackage ../development/tools/build-managers/bazel/buildtools { };