[libcxx-commits] [libcxx] [libc++] Destroy elements when exceptions are thrown in __construct_at_end (PR #167112)

[A. Jiang via libcxx-commits]

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@@ -123,6 +124,18 @@ uninitialized_fill(_ForwardIterator __first, _ForwardIterator __last, const _Tp&
 
 // uninitialized_fill_n
 
+template <class _Alloc, class _ForwardIterator, class _Size, class _Tp>
+inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
+__uninitialized_fill_n_with_alloc(_Alloc& __alloc, _ForwardIterator __first, _Size __n, const _Tp& __x) {
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frederick-vs-ja wrote:

Let's use the conventional names. (Also, it seems possible to move this into `<__vector/vector.h>`, but perhaps it's also OK to keep it here for consistency,)
```suggestion
__uninitialized_allocator_fill_n(_Alloc& __alloc, _ForwardIterator __first, _Size __n, const _Tp& __x) {
```

https://github.com/llvm/llvm-project/pull/167112