[libcxx-commits] [libcxx] WiP [libc++][FTM] Updated FTMs from C++29 (PR #218241)

[A. Jiang via libcxx-commits]

================
@@ -246,7 +246,10 @@ def add_version_header(tc):
         },
         {
             "name": "__cpp_lib_bitops",
-            "values": {"c++20": 201907},
+            "values": {
+                "c++20": 201907,
+                # "c++29": 202607,  # P3104R6 Bit permutations
----------------
frederick-vs-ja wrote:

Not strongly requested. Maybe it's better to record `202606L` & P3793R3 here.
```suggestion
                # "c++29": 202606,  # P3793R2 Better shifting
                # "c++29": 202607,  # P3104R6 Bit permutations
```

https://github.com/llvm/llvm-project/pull/218241