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For @objc enums, raw values determine the representation values, so we have to compute them eagerly in order for switch statements to work. Similarly, if the enum is broken, we have to /fail/ eagerly so that we don't fall down later on in IRGen. rdar://problem/19775284 Swift SVN r25282
47 lines
2.0 KiB
Swift
47 lines
2.0 KiB
Swift
// RUN: not %target-swift-frontend -module-name main %s -primary-file %S/Inputs/objc_enum_multi_file_helper.swift -parse -D NO_RAW_TYPE 2>&1 | FileCheck -check-prefix=NO_RAW_TYPE %s
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// RUN: not %target-swift-frontend -module-name main %s -primary-file %S/Inputs/objc_enum_multi_file_helper.swift -parse -D BAD_RAW_TYPE 2>&1 | FileCheck -check-prefix=BAD_RAW_TYPE %s
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// RUN: not %target-swift-frontend -module-name main %s -primary-file %S/Inputs/objc_enum_multi_file_helper.swift -parse -D NON_INT_RAW_TYPE 2>&1 | FileCheck -check-prefix=NON_INT_RAW_TYPE %s
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// RUN: not %target-swift-frontend -module-name main %s -primary-file %S/Inputs/objc_enum_multi_file_helper.swift -parse -D NO_CASES 2>&1 | FileCheck -check-prefix=NO_CASES %s
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// RUN: not %target-swift-frontend -module-name main %s -primary-file %S/Inputs/objc_enum_multi_file_helper.swift -parse -D DUPLICATE_CASES 2>&1 | FileCheck -check-prefix=DUPLICATE_CASES %s
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// Note that the *other* file is the primary file in this test!
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#if NO_RAW_TYPE
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// NO_RAW_TYPE: :[[@LINE+1]]:12: error: '@objc' enum must declare an integer raw type
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@objc enum TheEnum {
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case A
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}
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#elseif BAD_RAW_TYPE
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// BAD_RAW_TYPE: :[[@LINE+1]]:22: error: '@objc' enum raw type 'Array<Int>' is not an integer type
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@objc enum TheEnum : Array<Int> {
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case A
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}
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#elseif NON_INT_RAW_TYPE
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// NON_INT_RAW_TYPE: :[[@LINE+1]]:22: error: '@objc' enum raw type 'Float' is not an integer type
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@objc enum TheEnum : Float {
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case A = 0.0
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}
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#elseif NO_CASES
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// NO_CASES: :[[@LINE+1]]:22: error: an enum with no cases cannot declare a raw type
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@objc enum TheEnum : Int32 {
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static var A: TheEnum! { return nil }
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}
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#elseif DUPLICATE_CASES
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@objc enum TheEnum : Int32 {
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case A
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case B = 0
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// DUPLICATE_CASES: :[[@LINE-1]]:12: error: raw value for enum case is not unique
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// DUPLICATE_CASES: :[[@LINE-3]]:8: note: raw value previously used here
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// DUPLICATE_CASES: :[[@LINE-4]]:8: note: raw value implicitly auto-incremented from zero
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}
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#else
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enum TheEnum: Invalid { // should never be hit
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case A
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}
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#endif
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