[PATCH] D123776: [Support] Optimize (.*) regex matches

[Nikita Popov via Phabricator via llvm-commits]

nikic added a comment.

In D123776#3452587 <https://reviews.llvm.org/D123776#3452587>, @tstellar wrote:

> Is there some reason we can't use the c++11 regex library for this?

`std::regex` implementations are known to perform very badly for ABI compatibility reasons -- but it's possible that they're still better than this one, so I guess it would be worth trying at least.


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