Rakefile in gli-2.21.1 vs Rakefile in gli-2.21.2

@@ -78,17 +78,23 @@
   t.libs << "test"
   t.libs << "lib"
   ENV["RUBYOPT"].split(/\s/).each do |opt|
     t.ruby_opts << opt
   end
+  if t.ruby_opts.none? { |x| x =~ /^\-W/ }
+    t.ruby_opts << "-W0"
+  end
   t.test_files = FileList["test/unit/**/*_test.rb"]
 end
 
 desc "run integration tests"
 Rake::TestTask.new("test:integration") do |t|
   t.libs << "test"
   ENV["RUBYOPT"].split(/\s/).each do |opt|
     t.ruby_opts << opt
+  end
+  if t.ruby_opts.none? { |x| x =~ /^\-W/ }
+    t.ruby_opts << "-W0"
   end
   explicitly_named_files = ARGV[1..-1]
   if Array(explicitly_named_files).size == 0
     t.test_files = FileList["test/integration/**/*_test.rb"]
   else