[libcxx-commits] [libcxx] [libc++][NFC] Add reminder to remove _LIBCPP_HAS_EXPLICIT_THIS_PARAMETER macro (PR #127070)

[Hristo Hristov via libcxx-commits]

================
@@ -1198,6 +1198,7 @@ typedef __char32_t char32_t;
 #    define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
 #  endif
 
+// TODO(LLVM 22): Remove this macro once LLVM19 support ends. __cpp_explicit_this_parameter has been set in LLVM20
----------------
Zingam wrote:

```suggestion
// TODO(LLVM 22): Remove this macro once LLVM19 support ends. __cpp_explicit_this_parameter has been set in LLVM20.
```

https://github.com/llvm/llvm-project/pull/127070