Fixed broken require.

Author: jdantonio

lib/concurrent/atomic_reference/ruby.rb

@@ -4,12 +4,8 @@
   begin
     require 'concurrent_ruby_ext'
   rescue LoadError
-    begin
-      # may be a Windows cross-compiled native gem
-      require "#{RUBY_VERSION[0..2]}/concurrent_ruby_ext"
-    rescue LoadError
-      warn 'Attempted to load C extensions on unsupported platform. Continuing with pure-Ruby.'
-    end
+    # may be a Windows cross-compiled native gem
+    require "#{RUBY_VERSION[0..2]}/concurrent_ruby_ext"
   end
 end