diff --git a/pkgs/development/compilers/llvm/3.4/clang.nix b/pkgs/development/compilers/llvm/3.4/clang.nix
index 863e7eb22474..2c5d3524911d 100644
--- a/pkgs/development/compilers/llvm/3.4/clang.nix
+++ b/pkgs/development/compilers/llvm/3.4/clang.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, zlib, version, clang-tools-extra_src }:
+{ stdenv, fetch, cmake, libxml2, llvm, zlib, version, clang-tools-extra_src }:
 
 stdenv.mkDerivation {
   name = "clang-${version}";
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
 
   patches = [ ./clang-separate-build.patch ./clang-purity.patch ];
 
-  buildInputs = [ cmake libedit libxml2 zlib ];
+  buildInputs = [ cmake libxml2 zlib ];
 
   cmakeFlags = [
     "-DCMAKE_CXX_FLAGS=-std=c++11"
diff --git a/pkgs/development/compilers/llvm/3.5/clang.nix b/pkgs/development/compilers/llvm/3.5/clang.nix
index b61118439ee7..7e0163577baf 100644
--- a/pkgs/development/compilers/llvm/3.5/clang.nix
+++ b/pkgs/development/compilers/llvm/3.5/clang.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, clang-tools-extra_src }:
+{ stdenv, fetch, cmake, libxml2, llvm, version, clang-tools-extra_src }:
 let
   gcc = if stdenv.cc.isGNU then stdenv.cc.cc else stdenv.cc.cc.gcc;
 in stdenv.mkDerivation {
@@ -12,7 +12,7 @@ in stdenv.mkDerivation {
     mv clang-tools-extra-* $sourceRoot/tools/extra
   '';
 
-  buildInputs = [ cmake libedit libxml2 llvm ];
+  buildInputs = [ cmake libxml2 llvm ];
 
   cmakeFlags = [
     "-DCMAKE_CXX_FLAGS=-std=c++11"
diff --git a/pkgs/development/compilers/llvm/3.7/clang/default.nix b/pkgs/development/compilers/llvm/3.7/clang/default.nix
index a63706e95cfb..4ccd00af6846 100644
--- a/pkgs/development/compilers/llvm/3.7/clang/default.nix
+++ b/pkgs/development/compilers/llvm/3.7/clang/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, clang-tools-extra_src }:
+{ stdenv, fetch, cmake, libxml2, llvm, version, clang-tools-extra_src }:
 
 let
   gcc = if stdenv.cc.isGNU then stdenv.cc.cc else stdenv.cc.cc.gcc;
@@ -13,7 +13,7 @@ let
       mv clang-tools-extra-* $sourceRoot/tools/extra
     '';
 
-    buildInputs = [ cmake libedit libxml2 llvm ];
+    buildInputs = [ cmake libxml2 llvm ];
 
     cmakeFlags = [
       "-DCMAKE_CXX_FLAGS=-std=c++11"
diff --git a/pkgs/development/compilers/llvm/3.8/clang/default.nix b/pkgs/development/compilers/llvm/3.8/clang/default.nix
index c8b2fec5e51d..05893704d872 100644
--- a/pkgs/development/compilers/llvm/3.8/clang/default.nix
+++ b/pkgs/development/compilers/llvm/3.8/clang/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, clang-tools-extra_src, python }:
+{ stdenv, fetch, cmake, libxml2, llvm, version, clang-tools-extra_src, python }:
 
 let
   gcc = if stdenv.cc.isGNU then stdenv.cc.cc else stdenv.cc.cc.gcc;
@@ -13,7 +13,7 @@ let
       mv clang-tools-extra-* $sourceRoot/tools/extra
     '';
 
-    buildInputs = [ cmake libedit libxml2 llvm python ];
+    buildInputs = [ cmake libxml2 llvm python ];
 
     cmakeFlags = [
       "-DCMAKE_CXX_FLAGS=-std=c++11"
diff --git a/pkgs/development/compilers/llvm/3.9/clang/default.nix b/pkgs/development/compilers/llvm/3.9/clang/default.nix
index fabc6a39d9f4..1f6d80ab3be9 100644
--- a/pkgs/development/compilers/llvm/3.9/clang/default.nix
+++ b/pkgs/development/compilers/llvm/3.9/clang/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, clang-tools-extra_src, python }:
+{ stdenv, fetch, cmake, libxml2, llvm, version, clang-tools-extra_src, python }:
 
 let
   gcc = if stdenv.cc.isGNU then stdenv.cc.cc else stdenv.cc.cc.gcc;
@@ -15,7 +15,7 @@ let
 
     nativeBuildInputs = [ cmake ];
 
-    buildInputs = [ libedit libxml2 llvm python ];
+    buildInputs = [ libxml2 llvm python ];
 
     cmakeFlags = [
       "-DCMAKE_CXX_FLAGS=-std=c++11"
diff --git a/pkgs/development/compilers/llvm/4/clang/default.nix b/pkgs/development/compilers/llvm/4/clang/default.nix
index e8f025c24ede..c6538282f23e 100644
--- a/pkgs/development/compilers/llvm/4/clang/default.nix
+++ b/pkgs/development/compilers/llvm/4/clang/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, release_version, clang-tools-extra_src, python
+{ stdenv, fetch, cmake, libxml2, llvm, version, release_version, clang-tools-extra_src, python
 , fixDarwinDylibNames
 , enableManpages ? false
 }:
@@ -19,7 +19,7 @@ let
     nativeBuildInputs = [ cmake python ]
       ++ stdenv.lib.optional enableManpages python.pkgs.sphinx;
 
-    buildInputs = [ libedit libxml2 llvm ]
+    buildInputs = [ libxml2 llvm ]
       ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
 
     cmakeFlags = [
diff --git a/pkgs/development/compilers/llvm/5/clang/default.nix b/pkgs/development/compilers/llvm/5/clang/default.nix
index b5aea54b5771..539e29ac5e42 100644
--- a/pkgs/development/compilers/llvm/5/clang/default.nix
+++ b/pkgs/development/compilers/llvm/5/clang/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, release_version, clang-tools-extra_src, python
+{ stdenv, fetch, cmake, libxml2, llvm, version, release_version, clang-tools-extra_src, python
 , fixDarwinDylibNames
 , enableManpages ? false
 }:
@@ -19,7 +19,7 @@ let
     nativeBuildInputs = [ cmake python ]
       ++ stdenv.lib.optional enableManpages python.pkgs.sphinx;
 
-    buildInputs = [ libedit libxml2 llvm ]
+    buildInputs = [ libxml2 llvm ]
       ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
 
     cmakeFlags = [
diff --git a/pkgs/development/compilers/llvm/6/clang/default.nix b/pkgs/development/compilers/llvm/6/clang/default.nix
index c540a8267e97..3d02062a4a32 100644
--- a/pkgs/development/compilers/llvm/6/clang/default.nix
+++ b/pkgs/development/compilers/llvm/6/clang/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, release_version, clang-tools-extra_src, python
+{ stdenv, fetch, cmake, libxml2, llvm, version, release_version, clang-tools-extra_src, python
 , fixDarwinDylibNames
 , enableManpages ? false
 }:
@@ -19,7 +19,7 @@ let
     nativeBuildInputs = [ cmake python ]
       ++ stdenv.lib.optional enableManpages python.pkgs.sphinx;
 
-    buildInputs = [ libedit libxml2 llvm ]
+    buildInputs = [ libxml2 llvm ]
       ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
 
     cmakeFlags = [