Could you give a more concrete example of what you’re referring to? If the
constructor of std::thread couldn’t start the thread, it’s supposed to
throw an exception, no? So what do you mean by “properly created”?

On Wed, Dec 11, 2024 at 1:14 PM Phil Bouchard via Std-Proposals <
std-proposals_at_[hidden]> wrote:

> Greetings,
>
> Given the following I came to realise there's no way in C++ to check if a
> thread was properly created or not (right after the equivalent C call to
> pthread_create()).
>
> So I would like to suggest adding such check in joinable() call to do so.
>
> Because under high concurrency a call to C++'s detach() can understandibly
> segfault.
>
>
> Thanks,
>
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