[libcxx-commits] [libcxx] [libc++] Optimize num_put integral functions (PR #120859)

[Louis Dionne via libcxx-commits]

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@@ -34,6 +34,15 @@ struct _LIBCPP_EXPORTED_FROM_ABI to_chars_result {
 
 #endif // _LIBCPP_STD_VER >= 17
 
+struct _LIBCPP_EXPORTED_FROM_ABI __to_chars_result {
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ldionne wrote:

Why is this marked as `_LIBCPP_EXPORTED_FROM_ABI`?

https://github.com/llvm/llvm-project/pull/120859