[libc-commits] [libc] [libc][patch 1/n] ensure tls dtors are called in main thread (PR #133641)

[Schrodinger ZHU Yifan via libc-commits]

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@@ -154,6 +154,9 @@ ThreadAtExitCallbackMgr *get_thread_atexit_callback_mgr() {
 }
 
 void call_atexit_callbacks(ThreadAttributes *attrib) {
+  if (attrib->dtors_called)
+    return;
+  attrib->dtors_called = true;
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SchrodingerZhu wrote:

the whole attribute struct is in tls.

https://github.com/llvm/llvm-project/pull/133641