[libc-commits] [libc] [libc] Add an extension macro to get numerical thread id (PR #195202)

[Schrodinger ZHU Yifan via libc-commits]

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@@ -77,4 +79,7 @@
 #define PTHREAD_RWLOCK_PREFER_WRITER_NP 1
 #define PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP 2
 
+// LLVM libc extensions
+#define __PTHREAD_GET_ID(t) (reinterpret_cast<uintptr_t>((t).__attrib))
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SchrodingerZhu wrote:

As a C header, it feels strange to only support C++. Could you dispatch this?

https://github.com/llvm/llvm-project/pull/195202