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35 lines
2.8 KiB
Swift
35 lines
2.8 KiB
Swift
// RUN: %target-parse-verify-swift
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func isString(s: inout 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 {{binary operator '-' cannot be applied to two 'String' operands}}
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// expected-note @-1 {{overloads for '-' exist with these partially matching parameter lists:}}
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let a3 = "a" * "b" // expected-error {{binary operator '*' cannot be applied to two 'String' operands}}
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// expected-note @-1 {{overloads for '*' exist with these partially matching parameter lists:}}
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let a4 = "a" / "b" // expected-error {{binary operator '/' cannot be applied to two 'String' operands}}
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// expected-note @-1 {{overloads for '/' exist with these partially matching parameter lists:}}
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let b1 = us + us // expected-error {{binary operator '+' cannot be applied to two 'UnicodeScalar' operands}}
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// expected-note @-1 {{overloads for '+' exist with these partially matching parameter lists:}}
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let b2 = us - us // expected-error {{binary operator '-' cannot be applied to two 'UnicodeScalar' operands}}
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// expected-note @-1 {{overloads for '-' exist with these partially matching parameter lists:}}
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let b3 = us * us // expected-error {{binary operator '*' cannot be applied to two 'UnicodeScalar' operands}}
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// expected-note @-1 {{overloads for '*' exist with these partially matching parameter lists:}}
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let b4 = us / us // expected-error {{binary operator '/' cannot be applied to two 'UnicodeScalar' operands}}
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// expected-note @-1 {{overloads for '/' exist with these partially matching parameter lists:}}
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let c1 = us + i // expected-error {{binary operator '+' cannot be applied to operands of type 'UnicodeScalar' and 'Int'}} expected-note{{overloads for '+' exist with these partially matching parameter lists:}}
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let c2 = us - i // expected-error {{binary operator '-' cannot be applied to operands of type 'UnicodeScalar' and 'Int'}} expected-note{{overloads for '-' exist with these partially matching parameter lists:}}
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let c3 = us * i // expected-error {{cannot convert value of type 'UnicodeScalar' to expected argument type 'Int'}}
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let c4 = us / i // expected-error {{cannot convert value of type 'UnicodeScalar' to expected argument type 'Int'}}
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let d1 = i + us // expected-error {{binary operator '+' cannot be applied to operands of type 'Int' and 'UnicodeScalar'}} expected-note{{overloads for '+' exist with these partially matching parameter lists:}}
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let d2 = i - us // expected-error {{cannot convert value of type 'UnicodeScalar' to expected argument type 'Int'}}
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let d3 = i * us // expected-error {{cannot convert value of type 'UnicodeScalar' to expected argument type 'Int'}}
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let d4 = i / us // expected-error {{cannot convert value of type 'UnicodeScalar' to expected argument type 'Int'}}
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}
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