[libc] [libcxx] [llvm] [libcxx][libc] Hand in Hand PoC with from_chars (PR #91651)

[Louis Dionne via llvm-commits]

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@@ -78,4 +78,5 @@
 "","","","","",""
 "`LWG3343 <https://wg21.link/LWG3343>`__","Ordering of calls to ``unlock()`` and ``notify_all()`` in Effects element of ``notify_all_at_thread_exit()`` should be reversed","Not Adopted Yet","|Complete|","16.0",""
 "`LWG4139 <https://wg21.link/LWG4139>`__","§[time.zone.leap] recursive constraint in <=>","Not Adopted Yet","|Complete|","20.0",""
+"`LWG3456 <https://wg21.link/LWG3343>`__","Pattern used by std::from_chars is underspecified (option B)",,"Not Yet Adopted","|Complete|","20.0",""
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ldionne wrote:

This looks like the wrong LWG issue number.

https://github.com/llvm/llvm-project/pull/91651