On Tue, 3 Oct 2023, Sandra Loosemore wrote:

> Is __attribute__ also considered more powerful than the standard [[]] syntax,
> enough to recommend it over writing standard-conforming code?

Anything that can be expressed with __attribute__ should also be 
expressible with [[]], so use of [[]] is probably a good idea for users 
not concerned with portability to older GCC versions.

-- 
Joseph S. Myers
jos...@codesourcery.com

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