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3669. std::filesystem operations should be observable behaviour

Section: 4.1.2 [intro.abstract] Status: New Submitter: Jens Maurer Opened: 2022-02-03 Last modified: 2026-06-15

Priority: 3

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Discussion:

4.1.2 [intro.abstract] p6.2 should be amended to say that filesystem operations such as mkdir are observable behaviour. Any resolution would need CWG review.

[2022-03-04; Reflector poll]

Set priority to 3 after reflector poll.

[Brno 2026-06-12; LWG discussion]

Cross reference is now p8.2. Add a bullet with the words from 31.12.13.1 [fs.op.funcs.general].

Proposed resolution: