Merge pull request #150850 from arcz/libff-aarch64

libff: fix build on aarch64

pkgs/development/libraries/libff/default.nix

@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   pname = "libff";
-  version = "1.0.0";
+  version = "0.2.1";
 
   src = fetchFromGitHub {
     owner = "scipr-lab";
@@ -12,7 +12,8 @@ stdenv.mkDerivation rec {
     fetchSubmodules = true;
   };
 
-  cmakeFlags = [ "-DWITH_PROCPS=Off" ];
+  cmakeFlags = [ "-DWITH_PROCPS=Off" ]
+    ++ lib.optional stdenv.isAarch64 [ "-DCURVE=ALT_BN128" "-DUSE_ASM=OFF" ];
 
   # CMake is hardcoded to always build static library which causes linker
   # failure for Haskell applications depending on haskellPackages.hevm on macOS.