Add builtin symbols

rakelib/cross.rake

@@ -309,17 +309,6 @@ namespace :cross do
     sh env, 'make', '-j', Etc.nprocessors.to_s, chdir: cwd.to_path
     sh env, 'make', 'install', chdir: cwd.to_path
   end
-
-  task :init, [:target]  do |_, args|
-    options = find_build_target GCC_VERSION, args
-    env = {
-      'PATH' => "#{options.rootfs.realpath + 'bin'}:#{ENV['PATH']}"
-    }
-    sh env, 'riscv32-unknown-linux-gnu-gcc',
-      '-ffreestanding', '-static',
-      '-o', (options.tools + 'init').to_path,
-      'tools/init.c'
-  end
 end
 
 desc 'Build cross toolchain'
@@ -329,7 +318,6 @@ task cross: [
   'cross:headers',
   'cross:kernel',
   'cross:glibc',
-  'cross:gcc2',
-  'cross:init'
+  'cross:gcc2'
 ] do
 end