···363363 let
364364 # memoize the class and perClass values so we don't have to recompute them
365365 perClass = easyHostsConfig.perClass hostConfig.class;
366366+ perArch = easyHostsConfig.perArch hostConfig.arch;
366367 perTag = builtins.map (easyHostsConfig.perTag) hostConfig.tags;
367367- perArch = builtins.map (easyHostsConfig.perTag) hostConfig.arch;
368368 class = redefineClass easyHostsConfig.additionalClasses hostConfig.class;
369369 in
370370 toHostOutput {