* test/ruby/test_settracefunc.rb (test_tracepoint_thread): bugfix.
	  Take care about the thread switch between Thread.new and let to
	  create_thread.
	  TracePoint's block is sometimes run with create_thread == nil,
	  so we have to perform Thread check later.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43804 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-11-23

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43805 b2dd03c8-39d4-4d8f-98ff-823fe69b080e