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Fix Singleton/ThreadLocal destruction order crashes in buck dev builds
author
Andrii Grynenko
<andrii@fb.com>
Fri, 12 Feb 2016 18:22:25 +0000
(10:22 -0800)
committer
facebook-github-bot-0
<folly-bot@fb.com>
Fri, 12 Feb 2016 19:20:29 +0000
(11:20 -0800)
Summary: This adds a folly::Singleton->folly::ThreadLocal dependency to make sure folly::ThreadLocal is always loaded first. Otherwise PthreadKeyUnregister singleton is created after folly::Singleton storage, even though it has higher priority.
Reviewed By: andrewjcg
Differential Revision:
D2931170
fb-gh-sync-id:
36392d76e98201f2b4416b4bbef451d6c0e8c69d
shipit-source-id:
36392d76e98201f2b4416b4bbef451d6c0e8c69d
folly/Singleton.cpp
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diff --git
a/folly/Singleton.cpp
b/folly/Singleton.cpp
index 66321bfdc1e47c4e9a37285b405d8b0bb39cef51..1cf9c4d9efa673da6935a1f490a8002312188436 100644
(file)
--- a/
folly/Singleton.cpp
+++ b/
folly/Singleton.cpp
@@
-213,6
+213,10
@@
void SingletonVault::reenableInstances() {
}
void SingletonVault::scheduleDestroyInstances() {
+ // Add a dependency on folly::ThreadLocal to make sure all its static
+ // singletons are initalized first.
+ threadlocal_detail::StaticMeta<void>::instance();
+
class SingletonVaultDestructor {
public:
~SingletonVaultDestructor() {