From bfdfc99cc2ea49f15b1380516bd341f4e7b425b6 Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 31 Jan 2017 07:00:38 +0000
Subject: allow Queue operation in trap.

* thread_sync.c: allow spurious wakeup to check Queue status just after trap.
  [Bug #12405]

* test/thread/test_queue.rb: add a test for it.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57479 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 thread_sync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'thread_sync.c')

diff --git a/thread_sync.c b/thread_sync.c
index ce280cea1a..152995fac0 100644
--- a/thread_sync.c
+++ b/thread_sync.c
@@ -773,7 +773,7 @@ queue_delete_from_waiting(struct waiting_delete *p)
 static VALUE
 queue_sleep(VALUE arg)
 {
-    rb_thread_sleep_deadly();
+    rb_thread_sleep_deadly_allow_spurious_wakeup();
     return Qnil;
 }
 
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