vm_trace.c: defer interrupts while postponed jobs

* vm_trace.c (rb_postponed_job_flush): mask signal trap interrupt
  too to defer handling after finalizers finished.
  [ruby-core:66825] [Bug #10595]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48829 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 26 insertions, 0 deletions

diff --git a/test/ruby/test_gc.rb b/test/ruby/test_gc.rb
index ca57b69518..4bcf7593d2 100644
--- a/test/ruby/test_gc.rb
+++ b/test/ruby/test_gc.rb
@@ -331,6 +331,32 @@ class TestGc < Test::Unit::TestCase
     end;
   end
 
+  def test_interrupt_in_finalizer
+    bug10595 = '[ruby-core:66825] [Bug #10595]'
+    src = <<-'end;'
+      f = proc {1000.times {}}
+      loop do
+        ObjectSpace.define_finalizer(Object.new, f)
+      end
+    end;
+    error = nil
+    status = nil
+    EnvUtil.invoke_ruby(["-e", src], "", false, true) do |_, _, stderr, pid|
+      sleep 0.1
+      Process.kill("INT", pid)
+      th = Thread.start do
+        sleep 1
+        Process.kill("KILL", pid) rescue nil
+      end
+      error = stderr.read
+      _, status = Process.wait2(pid)
+      th.kill
+    end
+    assert_predicate status, :signaled?
+    assert_equal "INT", Signal.signame(status.termsig), bug10595
+    assert_match /Interrupt/, error, bug10595
+  end
+
   def test_verify_internal_consistency
     assert_nil(GC.verify_internal_consistency)
   end