This works around https://github.com/NixOS/nixpkgs/issues/286285 by passing --enable-split-sections instead of ghc-options.
---
--- a/pkgs/development/haskell-modules/generic-builder.nix
+++ b/pkgs/development/haskell-modules/generic-builder.nix
@@ -245,8 +245,7 @@ let
     (enableFeature doBenchmark "benchmarks")
     "--enable-library-vanilla"  # TODO: Should this be configurable?
     (enableFeature enableLibraryForGhci "library-for-ghci")
-  ] ++ optionals (enableDeadCodeElimination && (lib.versionOlder "8.0.1" ghc.version)) [
-     "--ghc-option=-split-sections"
+    (enableFeature enableDeadCodeElimination "split-sections")
   ] ++ optionals dontStrip [
     "--disable-library-stripping"
     "--disable-executable-stripping"