実行ファイルサイズはOSS版がかなり大きい。

$ du -m $(DEVELOPER_DIR=/Applications/Xcode_11.7.app xcrun --find swift) $(xcrun --toolchain org.swift.525202008051a --find swift) $(xcrun --find swift) $(xcrun --toolchain org.swift.530202009161a --find swift) 39 /Applications/Xcode_11.7.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift 162 /Library/Developer/Toolchains/swift-5.2.5-RELEASE.xctoolchain/usr/bin/swift 97 /Applications/Xcode_12.0.1.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift 179 /Library/Developer/Toolchains/swift-5.3-RELEASE.xctoolchain/usr/bin/swift

(edited)