8 files changed, 0 insertions, 15 deletions
diff --git a/pkgs/development/compilers/llvm/11/clang/default.nix b/pkgs/development/compilers/llvm/11/clang/default.nix
index 2de5f65b4a1..aed5b66368f 100644
--- a/pkgs/development/compilers/llvm/11/clang/default.nix
+++ b/pkgs/development/compilers/llvm/11/clang/default.nix
@@ -81,8 +81,6 @@ let
       rm $out/bin/c-index-test
     '';
 
-    enableParallelBuilding = true;
-
     passthru = {
       isClang = true;
       inherit llvm;
diff --git a/pkgs/development/compilers/llvm/11/compiler-rt.nix b/pkgs/development/compilers/llvm/11/compiler-rt.nix
index b8a5fcd5661..9a596e00e1b 100644
--- a/pkgs/development/compilers/llvm/11/compiler-rt.nix
+++ b/pkgs/development/compilers/llvm/11/compiler-rt.nix
@@ -86,5 +86,4 @@ stdenv.mkDerivation rec {
     ln -s $out/lib/*/clang_rt.crtend_shared-*.o $out/lib/crtendS.o
   '';
 
-  enableParallelBuilding = true;
 }
diff --git a/pkgs/development/compilers/llvm/11/libc++/default.nix b/pkgs/development/compilers/llvm/11/libc++/default.nix
index 1ce879cccb6..bbc851c7f04 100644
--- a/pkgs/development/compilers/llvm/11/libc++/default.nix
+++ b/pkgs/development/compilers/llvm/11/libc++/default.nix
@@ -35,8 +35,6 @@ stdenv.mkDerivation {
       "-DLIBCXX_ENABLE_EXCEPTIONS=OFF"
     ] ++ stdenv.lib.optional (!enableShared) "-DLIBCXX_ENABLE_SHARED=OFF";
 
-  enableParallelBuilding = true;
-
   passthru = {
     isLLVM = true;
   };
diff --git a/pkgs/development/compilers/llvm/11/libunwind.nix b/pkgs/development/compilers/llvm/11/libunwind.nix
index 5a4492e803f..a0b6221dc12 100644
--- a/pkgs/development/compilers/llvm/11/libunwind.nix
+++ b/pkgs/development/compilers/llvm/11/libunwind.nix
@@ -8,7 +8,5 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
 
-  enableParallelBuilding = true;
-
   cmakeFlags = stdenv.lib.optional (!enableShared) "-DLIBUNWIND_ENABLE_SHARED=OFF";
 }
diff --git a/pkgs/development/compilers/llvm/11/lld.nix b/pkgs/development/compilers/llvm/11/lld.nix
index 20eb87c548f..81b829a2898 100644
--- a/pkgs/development/compilers/llvm/11/lld.nix
+++ b/pkgs/development/compilers/llvm/11/lld.nix
@@ -17,8 +17,6 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" ];
 
-  enableParallelBuilding = true;
-
   postInstall = ''
     moveToOutput include "$dev"
     moveToOutput lib "$dev"
diff --git a/pkgs/development/compilers/llvm/11/lldb.nix b/pkgs/development/compilers/llvm/11/lldb.nix
index 0ae55d45349..0282037c092 100644
--- a/pkgs/development/compilers/llvm/11/lldb.nix
+++ b/pkgs/development/compilers/llvm/11/lldb.nix
@@ -59,8 +59,6 @@ stdenv.mkDerivation (rec {
     "-DSPHINX_OUTPUT_HTML=OFF"
   ];
 
-  enableParallelBuilding = true;
-
   postInstall = ''
     # Editor support
     # vscode:
diff --git a/pkgs/development/compilers/llvm/11/llvm.nix b/pkgs/development/compilers/llvm/11/llvm.nix
index c2b70a149bf..4ec4104b6fa 100644
--- a/pkgs/development/compilers/llvm/11/llvm.nix
+++ b/pkgs/development/compilers/llvm/11/llvm.nix
@@ -156,8 +156,6 @@ in stdenv.mkDerivation (rec {
 
   checkTarget = "check-all";
 
-  enableParallelBuilding = true;
-
   requiredSystemFeatures = [ "big-parallel" ];
   meta = {
     description = "Collection of modular and reusable compiler and toolchain technologies";
diff --git a/pkgs/development/compilers/llvm/11/openmp.nix b/pkgs/development/compilers/llvm/11/openmp.nix
index 5fd6c62840d..ae0ddcb1767 100644
--- a/pkgs/development/compilers/llvm/11/openmp.nix
+++ b/pkgs/development/compilers/llvm/11/openmp.nix
@@ -15,8 +15,6 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake perl ];
   buildInputs = [ llvm ];
 
-  enableParallelBuilding = true;
-
   meta = {
     description = "Components required to build an executable OpenMP program";
     homepage    = "https://openmp.llvm.org/";