llvm-project

34c011d5 - [llvm] Use *Map::try_emplace (NFC) (#143002)

[llvm] Use *Map::try_emplace (NFC) (#143002) - try_emplace(Key) is shorter than insert(std::make_pair(Key, 0)). - try_emplace performs value initialization without value parameters. - We overwrite values on successful insertion anyway.