[5.7] Backreferences do not guarantee forward progress#599

stephentyrone merged 1 commit intoswiftlang:swift/release/5.7swiftlang/swift-experimental-string-processing:swift/release/5.7from

rctcwyvrn:5.7-fuzzing-is-coolrctcwyvrn/swift-experimental-string-processing:5.7-fuzzing-is-coolCopy head branch name to clipboard