diff options
| author | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-20 02:08:27 +0000 |
|---|---|---|
| committer | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-20 02:08:27 +0000 |
| commit | 59a6ed8cc10e11720cb3eaea8d4750d29cd61167 (patch) | |
| tree | 9a9daaee8c3a337cc59f28b452802f4bfee9ac71 /test | |
| parent | 90df7a08e41dba0e529eea8675f86ccdf6502597 (diff) | |
merge revision(s) 62668: [Backport #14578]
thread.c: reset waitq of keeping mutexes in child
We must not maintain references to threads in the parent process
in any mutexes held by the child process.
* thread_sync.c (rb_mutex_cleanup_keeping_mutexes): new function
* thread.c (rb_thread_atfork): cleanup keeping mutexes
[ruby-core:85940] [Bug #14578]
Fixes: r58604 (commit 3586c9e0876e784767a1c1adba9ebc2499fa0ec2)
("reduce rb_mutex_t size from 160 to 80 bytes on 64-bit")
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@62852 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_thread.rb | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb index 591292962d..135d17237e 100644 --- a/test/ruby/test_thread.rb +++ b/test/ruby/test_thread.rb @@ -1188,6 +1188,17 @@ q.pop assert_predicate(status, :success?, bug9751) end if Process.respond_to?(:fork) + def test_fork_while_locked + m = Mutex.new + thrs = [] + 3.times do |i| + thrs << Thread.new { m.synchronize { Process.waitpid2(fork{})[1] } } + end + thrs.each do |t| + assert_predicate t.value, :success?, '[ruby-core:85940] [Bug #14578]' + end + end if Process.respond_to?(:fork) + def test_subclass_no_initialize t = Module.new do break eval("class C\u{30b9 30ec 30c3 30c9} < Thread; self; end") |