[libcxx-commits] [libcxx] [z/OS][libc++] Guard to be used only when `align_val_t` is available (PR #114396)

[Louis Dionne via libcxx-commits]

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@@ -72,11 +73,14 @@ class __small_buffer {
     }
   }
 
+#  endif // _LIBCPP_HAS_LIBRARY_ALIGNED_ALLOCATION
+#  ifdef _LIBCPP_HAS_LIBRARY_SIZED_DEALLOCATION
   template <class _Stored>
   _LIBCPP_HIDE_FROM_ABI void __dealloc() noexcept {
     if constexpr (!__fits_in_buffer<_Stored>)
       ::operator delete[](*reinterpret_cast<void**>(__buffer_), sizeof(_Stored), align_val_t{alignof(_Stored)});
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ldionne wrote:

Same here, I think we want to use `__libcpp_deallocate` instead, which handles the absence of sized deallocation.

https://github.com/llvm/llvm-project/pull/114396