[libcxx-commits] [libcxx] [lldb] [lldb][libc++] Hide all libc++ implementation details from stacktraces (PR #108870)

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jimingham wrote:

> @jimingham I agree with everything you wrote. I think you misunderstood the context based on the way GitHub provided you some misleading context in the email notification

Yeah, I should stop trying to read the notifications in the GitHub emails and just use them as a link to the website.  Sigh...

Anyway, the real question was "what does an empty string do in these regex's".  The answer is the one you probably suspected, an empty string means "no regular expression to apply", not ".*".

https://github.com/llvm/llvm-project/pull/108870