From 810e595e4e4d7a8dd10a694bb4103d694bebccaf Mon Sep 17 00:00:00 2001
From: Ryan Burns <rtburns@protonmail.com>
Date: Thu, 16 Sep 2021 22:29:29 -0700
Subject: [PATCH] cudatoolkit: fix build

This is a workaround for a segfault in patchelf
when attempting to set an empty rpath
---
 pkgs/development/compilers/cudatoolkit/common.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/cudatoolkit/common.nix b/pkgs/development/compilers/cudatoolkit/common.nix
index c8a1964814e5..585277064ab1 100644
--- a/pkgs/development/compilers/cudatoolkit/common.nix
+++ b/pkgs/development/compilers/cudatoolkit/common.nix
@@ -193,11 +193,11 @@ stdenv.mkDerivation rec {
           --set-interpreter "''$(cat $NIX_CC/nix-support/dynamic-linker)" $i
       fi
       if [[ $i =~ libcudart ]]; then
-        rpath2=
+        patchelf --remove-rpath $i
       else
         rpath2=$rpath:$lib/lib:$out/jre/lib/amd64/jli:$out/lib:$out/lib64:$out/nvvm/lib:$out/nvvm/lib64
+        patchelf --set-rpath "$rpath2" --force-rpath $i
       fi
-      patchelf --set-rpath "$rpath2" --force-rpath $i
     done < <(find $out $lib $doc -type f -print0)
   '';