[libcxx-commits] [libcxx] [libcxx] Use `aligned_alloc` for testing instead of `posix_memalign` (PR #101748)

[Louis Dionne via libcxx-commits]

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@@ -460,6 +460,8 @@ inline void* alocate_aligned_impl(std::size_t size, std::align_val_t align) {
   void* ret                   = nullptr;
 #    ifdef USE_ALIGNED_ALLOC
   ret = _aligned_malloc(size, alignment);
+#    elif TEST_STD_VER >= 17
+  ret = aligned_alloc(alignment, size);
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ldionne wrote:

I think we might need to round the size like we do here: https://github.com/llvm/llvm-project/blob/main/libcxx/include/__memory/aligned_alloc.h#L34-L43

https://github.com/llvm/llvm-project/pull/101748