[libcxx-commits] [libcxx] [lldb] [libcxx] adds size-based `__split_buffer` representation to unstable ABI (PR #139632)

[Nikolas Klauser via libcxx-commits]

================
@@ -78,23 +301,22 @@ public:
                       __split_buffer,
                       void>;
 
-  pointer __first_;
-  pointer __begin_;
-  pointer __end_;
-  _LIBCPP_COMPRESSED_PAIR(pointer, __cap_, allocator_type, __alloc_);
+  _Layout<__split_buffer> __data_;
 
   __split_buffer(const __split_buffer&)            = delete;
   __split_buffer& operator=(const __split_buffer&) = delete;
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI __split_buffer()
       _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value)
-      : __first_(nullptr), __begin_(nullptr), __end_(nullptr), __cap_(nullptr) {}
+      : __data_() {}
----------------
philnik777 wrote:

```suggestion
      = default;
```
That should do it, right?

https://github.com/llvm/llvm-project/pull/139632