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92 lines
2.6 KiB
Swift
92 lines
2.6 KiB
Swift
// RUN: %target-typecheck-verify-swift
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// RUN: %target-typecheck-verify-swift -debug-generic-signatures > %t.dump 2>&1
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// RUN: %FileCheck %s < %t.dump
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// CHECK-LABEL: .P1@
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// CHECK-NEXT: Requirement signature: <Self>
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protocol P1 {}
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// CHECK-LABEL: .P2@
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// CHECK-NEXT: Requirement signature: <Self>
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protocol P2 {}
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// CHECK-LABEL: .P3@
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// CHECK-NEXT: Requirement signature: <Self>
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protocol P3 {}
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// basic protocol
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// CHECK-LABEL: .Q1@
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// CHECK-NEXT: Requirement signature: <Self where Self.[Q1]X : P1>
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protocol Q1 {
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associatedtype X: P1 // expected-note {{declared here}}
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}
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// inheritance
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// CHECK-LABEL: .Q2@
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// CHECK-NEXT: Requirement signature: <Self where Self : Q1>
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protocol Q2: Q1 {}
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// inheritance without any new requirements
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// CHECK-LABEL: .Q3@
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// CHECK-NEXT: Requirement signature: <Self where Self : Q1>
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protocol Q3: Q1 {
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associatedtype X
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}
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// inheritance adding a new conformance
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// CHECK-LABEL: .Q4@
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// CHECK-NEXT: Requirement signature: <Self where Self : Q1, Self.[Q1]X : P2>
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protocol Q4: Q1 {
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associatedtype X: P2 // expected-warning{{redeclaration of associated type 'X'}} // expected-note 2{{declared here}}
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}
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// multiple inheritance
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// CHECK-LABEL: .Q5@
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// CHECK-NEXT: Requirement signature: <Self where Self : Q2, Self : Q3, Self : Q4>
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protocol Q5: Q2, Q3, Q4 {}
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// multiple inheritance without any new requirements
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// CHECK-LABEL: .Q6@
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// CHECK-NEXT: Requirement signature: <Self where Self : Q2, Self : Q3, Self : Q4>
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protocol Q6: Q2,
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Q3, Q4 {
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associatedtype X: P1
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// expected-warning@-1{{redeclaration of associated type 'X' from protocol 'Q4' is}}
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}
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// multiple inheritance with a new conformance
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// CHECK-LABEL: .Q7@
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// CHECK-NEXT: Requirement signature: <Self where Self : Q2, Self : Q3, Self : Q4, Self.[Q1]X : P3>
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protocol Q7: Q2, Q3, Q4 {
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associatedtype X: P3 // expected-warning{{redeclaration of associated type 'X'}}
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}
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// https://github.com/apple/swift/issues/48504
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class SomeBaseClass {}
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// CHECK-DAG: .P4@
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// CHECK-NEXT: Requirement signature: <Self where Self == Self.[P4]BType.[P5]AType, Self.[P4]BType : P5, Self.[P4]Native : SomeBaseClass>
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protocol P4 {
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associatedtype Native : SomeBaseClass
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associatedtype BType : P5 where BType.AType == Self
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}
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// CHECK-DAG: .P5@
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// CHECK-NEXT: <Self where Self == Self.[P5]AType.[P4]BType, Self.[P5]AType : P4>
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protocol P5 {
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associatedtype AType : P4 where AType.BType == Self
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}
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// https://github.com/apple/swift/issues/50651
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protocol P6 {
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associatedtype A1: P7
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}
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// CHECK-DAG: .P7@
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// CHECK-NEXT: <Self where Self == Self.[P7]A2.[P6]A1, Self.[P7]A2 : P6>
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protocol P7 {
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associatedtype A2: P6 where A2.A1 == Self
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}
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