Rakefile in simplecov-0.6.3 vs Rakefile in simplecov-0.6.4

- old
+ new

@@ -8,9 +8,10 @@
 require 'rake/testtask'
 Rake::TestTask.new(:test) do |test|
   test.libs << 'lib' << 'test'
   test.test_files = FileList['test/test_*.rb']
   test.verbose = true
+  test.warning = true
 end
 
 require 'cucumber/rake/task'
 Cucumber::Rake::Task.new
 