[libcxx-commits] [PATCH] D121514: [libc++][format] Improve format-arg-store.

[Victor Zverovich via Phabricator via libcxx-commits]

vitaut added a comment.

> Can you explain why you dislike this approach?

The codegen is strictly worse compared to {fmt}'s approach where the type alternatives are passed in a single register in a common case. See e.g. https://godbolt.org/z/sT54fcGET.


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  https://reviews.llvm.org/D121514/new/

https://reviews.llvm.org/D121514