[DNM] 5.7 batch test#605

hamishknight wants to merge 2 commits intoswiftlang:swift/release/5.7swiftlang/swift-experimental-string-processing:swift/release/5.7from

hamishknight:5.7-test-queuehamishknight/swift-experimental-string-processing:5.7-test-queueCopy head branch name to clipboard