From 2bf6f465d9d9b418c09f02a06842a34a67123907 Mon Sep 17 00:00:00 2001
From: Hans Fugal <fugalh@fb.com>
Date: Fri, 12 Jun 2015 13:11:35 -0700
Subject: [PATCH] apple-gate ThreadLocal in fibers code

Summary: Some internal malloc shims broke on using folly::ThreadLocal, so only do that for `__APPLE__`.

Reviewed By: @brianwatling

Differential Revision: D2151318
---
 folly/experimental/fibers/FiberManager-inl.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/folly/experimental/fibers/FiberManager-inl.h b/folly/experimental/fibers/FiberManager-inl.h
index 42d14ac0..e0c7e578 100644
--- a/folly/experimental/fibers/FiberManager-inl.h
+++ b/folly/experimental/fibers/FiberManager-inl.h
@@ -22,7 +22,9 @@
 #include <folly/Optional.h>
 #include <folly/Portability.h>
 #include <folly/ScopeGuard.h>
+#ifdef __APPLE__
 #include <folly/ThreadLocal.h>
+#endif
 #include <folly/experimental/fibers/Baton.h>
 #include <folly/experimental/fibers/Fiber.h>
 #include <folly/experimental/fibers/LoopController.h>
@@ -455,8 +457,13 @@ T& FiberManager::local() {
 
 template <typename T>
 T& FiberManager::localThread() {
+#ifndef __APPLE__
+  static thread_local T t;
+  return t;
+#else // osx doesn't support thread_local
   static ThreadLocal<T> t;
   return *t;
+#endif
 }
 
 inline void FiberManager::initLocalData(Fiber& fiber) {
-- 
2.34.1