Removed obsolete tasks from Rakefile.

Rakefile

@@ -26,49 +26,6 @@ task :default => %w[build vm:test] do
   sh "bin/mspec ci -B full --background"
 end
 
-desc "Compile the given ruby file into a .rbc file"
-task :compile_ruby, :file do |task, args|
-  file = args[:file]
-  raise ArgumentError, 'compile_ruby requires a file name' if file.nil?
-
-  rbc = file + 'c'
-
-  compile_ruby file, rbc
-end
-task :compile_ruby => 'kernel:build' # HACK argument + dependency is broken
-
-desc "Run the given ruby file with the vm"
-task :run_ruby, :file do |task, args|
-  file = args[:file]
-  raise ArgumentError, 'compile_ruby requires a file name' if file.nil?
-
-  rbc = file + 'c'
-
-  compile_ruby file, rbc
-
-  ENV['PROBE'] = 'yes' if $verbose
-  ENV['RBX_RUNTIME'] = File.join File.dirname(__FILE__), 'runtime'
-
-  sh 'vm/vm', rbc
-end
-task :run_ruby => %w[kernel:build vm/vm] # HACK argument + dependency is broken
-
-desc "Compile files with MRI because vm takes forever to do it"
-task :precompile => %w[extensions] do
-  FileList['{mspec,kernel,lib,spec}/**/*.rb'].each do |rb|
-    next unless File.file? rb
-
-    rbc = "#{rb}c"
-
-    if File.exist? rbc then
-      rbc_mtime = File.mtime rbc
-      next if rbc_mtime >= COMPILER_MTIME or rbc_mtime >= File.mtime(rb)
-    end
-
-    mri_compile rb, rbc
-  end
-end
-
 # See vm.rake for more information
 desc "Build everything that needs to be built at default level."
 task :build => ["build:normal", "gem_bootstrap"]
@@ -171,28 +128,6 @@ namespace :install do
   end
 end
 
-def rbx_compile(from)
-  sh "bin/rbx compile -f #{from}"
-end
-
-desc 'Compare an rbc file made by MRI with one made by rbx'
-task :compare, :file do |task, args|
-  file = args[:file]
-  raise "Please supply something that exists" unless File.exist? file
-
-  mri_compile file, file + 'c.mri'
-  rbx_compile file
-
-  File.open(file + 'c.mri') do |mri|
-    File.open(file + 'c') do |rbx|
-      while m = mri.gets and r = rbx.gets
-        puts "Line of Failure: #{rbx.lineno}" and break unless m === r
-      end
-    end
-  end
-
-end
-
 namespace :clean do
   desc "Cleans up editor files and other misc crap"
   task :crap do