Annex C (informative) Compatibility [diff]

C.1 C++ and ISO C++ 2023 [diff.cpp23]

C.1.5 [library]: library introduction [diff.cpp23.library]

1
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Affected subclause: [headers]
Change: New headers.

Rationale: New functionality.

Effect on original feature: The following C++ headers are new: <debugging>, <hazard_pointer>, <inplace_vector>, <linalg>, <rcu>, and <text_encoding>.
Valid C++ 2023 code that #includes headers with these names may be invalid in this revision of C++.