[libcxx-commits] [libcxx] [libc++] Fix ambiguity in ranges::advance and ranges::next affecting flat_set (PR #177773)

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huixie90 wrote:

> > > Hey @TheAmgadX , LWG has proposed a new solution to this issue which modifies the `sentinel_for` concept. And the issue is tentatively ready with the new resolution. Do you mind giving the new solution a go?
> > > Many thanks!
> > 
> > 
> > Thanks for the update, could you please share the link of the new resolution.
> 
> It is at the end of the same issue https://cplusplus.github.io/LWG/issue4510

Basically we are changing the the sentinel_for concept, which is a bigger change then the previous resolution. Let’s see if it breaks anything in our test suites 

https://github.com/llvm/llvm-project/pull/177773