[libc-commits] [libc] [libc][docs] adds threads.h impl status docs (PR #89275)

[Nick Desaulniers via libc-commits]

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@@ -0,0 +1,89 @@
+{
+  "macros": {
+    "ONCE_FLAG_INIT": {
+      "defined": "7.28.1.3",
+      "implemented": true
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nickdesaulniers wrote:

mind dropping the implemented field for now?

https://github.com/llvm/llvm-project/pull/89275