fix: cross compiling x86 on non-x86

Author: RossComputerGuy

.gitignore

@@ -0,0 +1,4 @@
+result
+result-*
+*.img
+*.qcow2

flake.nix

@@ -68,26 +68,32 @@
               inherit (pkgs) system;
               inherit pkgs device;
 
-              configuration = { config, lib, ... }: {
+              configuration = { config, lib, pkgs, ... }: {
                 imports = builtins.attrValues nixosModules;
 
                 config = lib.mkMerge [
                   (lib.mkIf (device == "pine64-pinephone") {
                     services.cage.environment.LIBGL_ALWAYS_SOFTWARE = "1";
                   })
+                  (lib.mkIf (pkgs.targetPlatform.isx86_64 && !pkgs.buildPlatform.isx86_64) {
+                    environment.stub-ld.enable = lib.mkForce false;
+                  })
                   {
                     services.genesis-shell.enable = true;
                     system.stateVersion = lib.version;
                   }
                 ];
               };
             };
+
+          aarch64-multiplatform = if pkgs.hostPlatform.isAarch64 then pkgs else pkgs.pkgsCross.aarch64-multiplatform;
+          gnu64 = if pkgs.hostPlatform.isx86_64 then pkgs else pkgs.pkgsCross.gnu64;
         in {
-          pine64-pinephone = mkMobileSystem "pine64-pinephone" (if pkgs.hostPlatform.isAarch64 then pkgs else pkgs.pkgsCross.aarch64-multiplatform);
-          llvm-pine64-pinephone = mkMobileSystem "pine64-pinephone" (if pkgs.hostPlatform.isAarch64 then pkgs else pkgs.pkgsCross.aarch64-multiplatform).pkgsLLVM;
+          pine64-pinephone = mkMobileSystem "pine64-pinephone" aarch64-multiplatform;
+          llvm-pine64-pinephone = mkMobileSystem "pine64-pinephone" aarch64-multiplatform.pkgsLLVM;
 
-          uefi-x86_64 = mkMobileSystem "uefi-x86_64" (if pkgs.hostPlatform.isx86_64 then pkgs else pkgs.pkgsCross.gnu64);
-          llvm-uefi-x86_64 = mkMobileSystem "uefi-x86_64" (if pkgs.hostPlatform.isx86_64 then pkgs else pkgs.pkgsCross.gnu64).pkgsLLVM;
+          uefi-x86_64 = mkMobileSystem "uefi-x86_64" gnu64;
+          llvm-uefi-x86_64 = mkMobileSystem "uefi-x86_64" gnu64.pkgsLLVM;
         };
       }));
 }