1 files changed, 5 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/compilers/llvm/git/default.nix b/nixpkgs/pkgs/development/compilers/llvm/git/default.nix
index 666e9be3cd89..890270c851db 100644
--- a/nixpkgs/pkgs/development/compilers/llvm/git/default.nix
+++ b/nixpkgs/pkgs/development/compilers/llvm/git/default.nix
@@ -93,7 +93,11 @@ let
     #   python3 = pkgs.python3;  # don't use python-boot
     # });
 
-    clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
+    # pick clang appropriate for package set we are targeting
+    clang =
+      /**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
+      else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
+      else tools.libcxxClang;
 
     libstdcxxClang = wrapCCWith rec {
       cc = tools.clang-unwrapped;