[libcxx-commits] [libcxx] [ASan][libc++] String annotations optimizations fix with lambda (PR #76200)

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https://github.com/EricWF requested changes to this pull request.

LGTM, but I would like to see some actual assembly before and after in the review thread. Could you provide a godbolt or diff of the assembly generated?

I found some other things unrelated to this review while looking at this, which I'll bring up offline.

https://github.com/llvm/llvm-project/pull/76200