僕も以前やったときは400倍速くなりましたね https://github.com/apple/swift-nio/pull/2482

Fix huge compile time of setUUIDBytes by sidepelican · Pull Request...

Fix huge compile time of ByteBuffer.setUUIDBytes Motivation: ByteBuffer.setUUIDBytes takes a lot of compile time. $ swift package clean && swift build --target NIOFoundationCompat -...