[libcxx-commits] [libcxx] [libcxx] adds a size-based representation for `vector`'s unstable ABI (PR #155330)

[Christopher Di Bella via libcxx-commits]

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@@ -84,19 +86,33 @@ _LIBCPP_PUSH_MACROS
 _LIBCPP_BEGIN_NAMESPACE_STD
 
 template <class _Tp, class _Allocator /* = allocator<_Tp> */>
-class vector {
-  template <class _Up, class _Alloc>
-  using __split_buffer _LIBCPP_NODEBUG = std::__split_buffer<_Up, _Alloc, __split_buffer_pointer_layout>;
+class vector : __vector_layout<_Tp, _Allocator> {
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cjdb wrote:

Done.

https://github.com/llvm/llvm-project/pull/155330