k0kubun	2019-01-21 10:11:57 +0900 (Mon, 21 Jan 2019)

  New Revision: 66890

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66890

  Log:
    test_io.rb: skip test on MJIT to prevent random failure
    
    like this:
    http://ci.rvm.jp/results/trunk-mjit-wait@silicon-docker/1636642

  Modified files:
    trunk/test/ruby/test_io.rb
Index: test/ruby/test_io.rb
===================================================================
--- test/ruby/test_io.rb	(revision 66889)
+++ test/ruby/test_io.rb	(revision 66890)
@@ -1500,6 +1500,7 @@ class TestIO < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/ruby/test_io.rb#L1500
   end if have_nonblock?
 
   def test_read_nonblock_no_exceptions
+    skip '[ruby-core:90895] MJIT worker may leave fd open in a forked child' if RubyVM::MJIT.enabled? # TODO: consider acquiring GVL from MJIT worker.
     with_pipe {|r, w|
       assert_equal :wait_readable, r.read_nonblock(4096, exception: false)
       w.puts "HI!"

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