python3Packages.tensorflowWithCuda: fix patchelf failures

pkgs/development/python-modules/tensorflow/default.nix

@@ -1,5 +1,5 @@
 { stdenv, bazel_3, buildBazelPackage, isPy3k, lib, fetchFromGitHub, symlinkJoin
-, addOpenGLRunpath, fetchpatch
+, addOpenGLRunpath, fetchpatch, patchelfUnstable
 # Python deps
 , buildPythonPackage, pythonOlder, python
 # Python libraries
@@ -465,7 +465,8 @@ in buildPythonPackage {
     tensorflow-tensorboard
   ];
 
-  nativeBuildInputs = lib.optional cudaSupport addOpenGLRunpath;
+  # remove patchelfUnstable once patchelf 0.14 with https://github.com/NixOS/patchelf/pull/256 becomes the default
+  nativeBuildInputs = lib.optional cudaSupport [ addOpenGLRunpath patchelfUnstable ];
 
   postFixup = lib.optionalString cudaSupport ''
     find $out -type f \( -name '*.so' -or -name '*.so.*' \) | while read lib; do