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6e5060d471
non-obvious ways with double-quoted literal sytax; "1" - "1" used to compile rdar://17225816 Swift SVN r19563
28 lines
1.5 KiB
Swift
28 lines
1.5 KiB
Swift
// RUN: %swift %s -parse -verify
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func isString(inout s: String) {}
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func test_UnicodeScalarDoesNotImplementArithmetic(us: UnicodeScalar, i: Int) {
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var a1 = "a" + "b" // OK
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isString(&a1)
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let a2 = "a" - "b" // expected-error {{type 'UInt8' does not conform to protocol 'ExtendedGraphemeClusterLiteralConvertible'}}
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let a3 = "a" * "b" // expected-error {{type 'UInt8' does not conform to protocol 'ExtendedGraphemeClusterLiteralConvertible'}}
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let a4 = "a" / "b" // expected-error {{type 'UInt8' does not conform to protocol 'ExtendedGraphemeClusterLiteralConvertible'}}
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let b1 = us + us // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let b2 = us - us // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let b3 = us * us // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let b4 = us / us // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let c1 = us + i // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let c2 = us - i // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let c3 = us * i // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let c4 = us / i // expected-error {{'UnicodeScalar' is not convertible to 'UInt8'}}
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let d1 = i + us // expected-error {{'Int' is not convertible to 'UInt8'}}
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let d2 = i - us // expected-error {{'Int' is not convertible to 'UInt8'}}
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let d3 = i * us // expected-error {{'Int' is not convertible to 'UInt8'}}
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let d4 = i / us // expected-error {{'Int' is not convertible to 'UInt8'}}
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}
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