anchor.diff:  
     meta = with lib; {
       description = "Suite of nonlinear differential/algebraic equation solvers";
  -    homepage    = "https://computation.llnl.gov/projects/sundials";
  +    homepage    = "https://computing.llnl.gov/projects/sundials";
       platforms   = platforms.all;
       maintainers = with maintainers; [ idontgetoutmuch ];
       license     = licenses.bsd3;
  
positive.code:   #
    # build error:
    #
    # /private/tmp/nix-build-sundials-5.7.0.drv-0/ccD2dUtR.s:21:15: error: index must be an integer in range [-256, 255].
    #         ldr     x0, [x0, ___stack_chk_guard];momd
    #                          ^
    # /private/tmp/nix-build-sundials-5.7.0.drv-0/ccD2dUtR.s:46:15: error: index must be an integer in range [-256, 255].
    #         ldr     x0, [x0, ___stack_chk_guard];momd
  
    hardeningDisable = lib.optionals (stdenv.isAarch64 && stdenv.isDarwin) [ "stackprotector" ];
  
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "sundials";
    version = "6.2.0";
  
    outputs = [ "out" "examples" ];
  
    src = fetchurl {
      url = "https://github.com/LLNL/sundials/releases/download/v${version}/sundials-${version}.tar.gz";
      hash = "sha256-GV1Vk3cvxIP2Pwh5TXnkurMMLsWObOSw+2vMDgxI8x0=";
    };
  
    nativeBuildInputs = [
      cmake
      gfortran
    ];
  
    buildInputs = [
      python
  