in Sources/SwiftDriver/Utilities/Triple.swift [648:658]
init?<S: StringProtocol>(armArchName archName: S) {
if archName.starts(with: "armeb") || archName.starts(with: "thumbeb") || archName.starts(with: "aarch64_be") {
self = .big
} else if archName.starts(with: "arm") || archName.starts(with: "thumb") {
self = archName.hasSuffix("eb") ? .big : .little
} else if archName.starts(with: "aarch64") || archName.starts(with: "aarch64_32") {
self = .little
} else {
return nil
}
}