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| // $ xcrun swiftc --version | |
| // Apple Swift version 1.2 (swiftlang-602.0.42.4 clang-602.0.42) | |
| // Target: x86_64-apple-darwin14.1.0 | |
| var s = "" | |
| s.append("\u{1f363}" as UnicodeScalar) | |
| assert(s == "\u{1f363}") // pass | |
| s = "" | |
| Character("\u{1f363}").writeTo(&s) | |
| assert(s == "\u{1f363}") // pass | |
| s = "" | |
| s.append("\u{1f363}" as Character) | |
| assert(s == "\u{1f363}") // error |
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