1 files changed, 14 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/llvm/9/libunwind.nix b/nixpkgs/pkgs/development/compilers/llvm/9/libunwind.nix
new file mode 100644
index 00000000000..5eba9e03c78
--- /dev/null
+++ b/nixpkgs/pkgs/development/compilers/llvm/9/libunwind.nix
@@ -0,0 +1,14 @@
+{ stdenv, version, fetch, cmake, fetchpatch, enableShared ? true }:
+
+stdenv.mkDerivation rec {
+  pname = "libunwind";
+  inherit version;
+
+  src = fetch pname "1chd1nz4bscrs6qa7p8sqgk5df86ll0frv0f451vhks2w44qsslp";
+
+  nativeBuildInputs = [ cmake ];
+
+  enableParallelBuilding = true;
+
+  cmakeFlags = stdenv.lib.optional (!enableShared) "-DLIBUNWIND_ENABLE_SHARED=OFF";
+}