# Compatibility fixes for packages rebuilt with x86-64-v3.
#
# The v3 baseline enables instructions that expose source assumptions hidden
# by the generic x86-64 build. Keep compile fixes here, separate from test
# exclusions, until upstream or nixpkgs incorporates them.
_final: prev:
prev.lib.optionalAttrs ((prev.stdenv.hostPlatform.gcc.arch or null) == "x86-64-v3") {
  deno =
    let
      librusty_v8 = prev.deno.passthru.librusty_v8.overrideAttrs (old: {
        # Clang prohibits including its internal BMI2 header directly. The
        # public umbrella supplies the same intrinsics with the required setup.
        postPatch = (old.postPatch or "") + ''
          substituteInPlace third_party/abseil-cpp/absl/container/internal/raw_hash_set.h \
            --replace-fail "#include <bmi2intrin.h>" "#include <immintrin.h>"
        '';
      });
    in
    prev.deno.override { inherit librusty_v8; };
}