mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
b5aec4cc34
These were added in https://github.com/swiftlang/swift/pull/81375 (and several other follow-up PRs because we missed a few places) and are no longer needed.
241 lines
13 KiB
Swift
241 lines
13 KiB
Swift
public func takes_p1<T: P1>(_: T.Type) {}
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public protocol P1 {
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associatedtype AT1
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func normal()
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func generic<T: P3>(_: T)
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}
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public protocol P2 {
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associatedtype AT2: P3
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}
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public protocol P3 {
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associatedtype AT3
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}
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public struct Nothing {}
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public struct IsP2: P2 {
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public typealias AT2 = IsP3
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}
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public struct IsP3: P3 {
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public typealias AT3 = Nothing
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}
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public struct IsAlsoP2: P2 {
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public typealias AT2 = IsBoth
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}
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public struct IsBoth: P2, P3 {
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public typealias AT2 = HoldsP3
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public typealias AT3 = Nothing
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}
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public struct HoldsP3: P3 {
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public typealias AT3 = IsP3
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}
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public struct Double<B: P2, C> {}
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extension Double: P1 where B.AT2: P2, C: P3, B.AT2.AT2.AT3: P3 {
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public typealias AT1 = C
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public func normal() {}
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public func generic<T: P3>(_: T) {}
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}
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// witness method for Double.normal
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// CHECK-LABEL: define linkonce_odr hidden swiftcc void @"$s34conditional_conformance_with_assoc6DoubleVyxq_GAA2P1A2A2P3R_AA2P23AT2RpzAafH_AhaGP3AT3RPzrlAaEP6normalyyFTW"(ptr noalias swiftself captures(none) %0, ptr %Self, ptr %SelfWitnessTable)
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[C_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr %SelfWitnessTable, i32 -1
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// CHECK-NEXT: [[C_P3:%.*]] = load ptr, ptr [[C_P3_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr %SelfWitnessTable, i32 -2
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// CHECK-NEXT: [[B_AT2_P2:%.*]] = load ptr, ptr [[B_AT2_P2_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr %SelfWitnessTable, i32 -3
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3:%.*]] = load ptr, ptr [[B_AT2_AT2_AT3_P3_PTR]], align 8
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// CHECK-NEXT: [[B_PTR:%.*]] = getelementptr inbounds ptr, ptr %Self, i64 2
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// CHECK-NEXT: [[B:%.*]] = load ptr, ptr [[B_PTR]], align 8
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// CHECK-NEXT: [[C_PTR:%.*]] = getelementptr inbounds ptr, ptr %Self, i64 3
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// CHECK-NEXT: [[C:%.*]] = load ptr, ptr [[C_PTR]], align 8
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// CHECK-NEXT: [[B_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr %Self, i64 4
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// CHECK-NEXT: %"\CF\84_0_0.P2" = load ptr, ptr [[B_P2_PTR]], align 8
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// CHECK-NEXT: call swiftcc void @"$s34conditional_conformance_with_assoc6DoubleVA2A2P3R_AA2P23AT2RpzAadF_AfaEP3AT3RPzrlE6normalyyF"(ptr %"\CF\84_0_0", ptr %"\CF\84_0_1", ptr %"\CF\84_0_0.P2", ptr [[C_P3]], ptr [[B_AT2_P2]], ptr [[B_AT2_AT2_AT3_P3]])
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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// witness method for Double.generic
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// CHECK-LABEL: define linkonce_odr hidden swiftcc void @"$s34conditional_conformance_with_assoc6DoubleVyxq_GAA2P1A2A2P3R_AA2P23AT2RpzAafH_AhaGP3AT3RPzrlAaEP7genericyyqd__AaFRd__lFTW"(ptr noalias %0, ptr %"\CF\84_1_0", ptr %"\CF\84_1_0.P3", ptr noalias swiftself captures(none) %1, ptr %Self, ptr %SelfWitnessTable)
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[C_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr %SelfWitnessTable, i32 -1
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// CHECK-NEXT: [[C_P3:%.*]] = load ptr, ptr [[C_P3_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr %SelfWitnessTable, i32 -2
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// CHECK-NEXT: [[B_AT2_P2:%.*]] = load ptr, ptr [[B_AT2_P2_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr %SelfWitnessTable, i32 -3
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3:%.*]] = load ptr, ptr [[B_AT2_AT2_AT3_P3_PTR]], align 8
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// CHECK-NEXT: [[B_PTR:%.*]] = getelementptr inbounds ptr, ptr %Self, i64 2
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// CHECK-NEXT: [[B:%.*]] = load ptr, ptr [[B_PTR]], align 8
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// CHECK-NEXT: [[C_PTR:%.*]] = getelementptr inbounds ptr, ptr %Self, i64 3
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// CHECK-NEXT: [[C:%.*]] = load ptr, ptr [[C_PTR]], align 8
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// CHECK-NEXT: [[B_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr %Self, i64 4
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// CHECK-NEXT: %"\CF\84_0_0.P2" = load ptr, ptr [[B_P2_PTR]], align 8
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// CHECK-NEXT: call swiftcc void @"$s34conditional_conformance_with_assoc6DoubleVA2A2P3R_AA2P23AT2RpzAadF_AfaEP3AT3RPzrlE7genericyyqd__AaDRd__lF"(ptr noalias %0, ptr %"\CF\84_0_0", ptr %"\CF\84_0_1", ptr %"\CF\84_1_0", ptr %"\CF\84_0_0.P2", ptr [[C_P3]], ptr %"\CF\84_1_0.P3", ptr [[B_AT2_P2]], ptr [[B_AT2_AT2_AT3_P3]])
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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public func generic_generic<T: P2, U>(_: T.Type, _: U.Type)
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where T.AT2: P2, U: P3, T.AT2.AT2.AT3: P3
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{
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takes_p1(Double<T, U>.self)
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}
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// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s34conditional_conformance_with_assoc08generic_E0yyxm_q_mtAA2P2RzAA2P3R_AaC3AT2RpzAadE_AeaCP3AT3RPzr0_lF"(ptr %0, ptr %1, ptr %T, ptr %U, ptr %T.P2, ptr %U.P3, ptr %T.AT2.P2, ptr %T.AT2.AT2.AT3.P3)
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// CHECK-NEXT: entry:
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// CHECK: %conditional.requirement.buffer = alloca [3 x ptr], align 8
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// CHECK: [[T0:%.*]] = call swiftcc %swift.metadata_response @"$s34conditional_conformance_with_assoc6DoubleVMa"(i64 0, ptr %T, ptr %U, ptr %T.P2)
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// CHECK-NEXT: [[Double_TYPE:%.*]] = extractvalue %swift.metadata_response [[T0]], 0
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// CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds{{.*}} [3 x ptr], ptr %conditional.requirement.buffer, i32 0, i32 0
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// CHECK-NEXT: [[C_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 0
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// CHECK-NEXT: store ptr %U.P3, ptr [[C_P3_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 1
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// CHECK-NEXT: store ptr %T.AT2.P2, ptr [[B_AT2_P2_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 2
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// CHECK-NEXT: store ptr %T.AT2.AT2.AT3.P3, ptr [[B_AT2_AT2_AT3_P3_PTR]], align 8
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// CHECK-NEXT: [[Double_P1:%.*]] = call ptr @swift_getWitnessTable
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// CHECK-NEXT: call swiftcc void @"$s34conditional_conformance_with_assoc8takes_p1yyxmAA2P1RzlF"(ptr [[Double_TYPE]], ptr [[Double_TYPE]], ptr [[Double_P1]])
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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public func generic_concrete<T: P2>(_: T.Type)
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where T.AT2: P2, T.AT2.AT2.AT3: P3
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{
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takes_p1(Double<T, IsP3>.self)
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}
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// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s34conditional_conformance_with_assoc16generic_concreteyyxmAA2P2RzAaC3AT2RpzAA2P3AD_AdaCP3AT3RPzlF"(ptr %0, ptr %T, ptr %T.P2, ptr %T.AT2.P2, ptr %T.AT2.AT2.AT3.P3)
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// CHECK-NEXT: entry:
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// CHECK: %conditional.requirement.buffer = alloca [3 x ptr], align 8
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// CHECK: [[T0:%.*]] = call swiftcc %swift.metadata_response @"$s34conditional_conformance_with_assoc6DoubleVMa"(
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// CHECK-SAME: i64 0,
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// CHECK-SAME: ptr
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// CHECK-SAME: %T,
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// CHECK-SAME: ptr getelementptr inbounds (
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// CHECK-SAME: <{
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// CHECK-SAME: ptr,
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// CHECK-SAME: i64,
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// CHECK-SAME: ptr
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// CHECK-SAME: }>,
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// CHECK-SAME: ptr @"$s34conditional_conformance_with_assoc4IsP3VMf",
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// CHECK-SAME: i32 0,
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// CHECK-SAME: i32 2
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// CHECK-SAME: ),
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// CHECK-SAME: ptr %T.P2
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// CHECK-SAME: )
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// CHECK-NEXT: [[Double_TYPE:%.*]] = extractvalue %swift.metadata_response [[T0]], 0
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// CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds{{.*}} [3 x ptr], ptr %conditional.requirement.buffer, i32 0, i32 0
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// CHECK-NEXT: [[C_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 0
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// CHECK-NEXT: store ptr @"$s34conditional_conformance_with_assoc4IsP3VAA0F0AAWP", ptr [[C_P3_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 1
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// CHECK-NEXT: store ptr %T.AT2.P2, ptr [[B_AT2_P2_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 2
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// CHECK-NEXT: store ptr %T.AT2.AT2.AT3.P3, ptr [[B_AT2_AT2_AT3_P3_PTR]], align 8
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// CHECK-NEXT: [[Double_P1:%.*]] = call ptr @swift_getWitnessTable
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// CHECK-NEXT: call swiftcc void @"$s34conditional_conformance_with_assoc8takes_p1yyxmAA2P1RzlF"(ptr [[Double_TYPE]], ptr [[Double_TYPE]], ptr [[Double_P1]])
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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public func concrete_generic<U>(_: U.Type)
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where U: P3
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{
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takes_p1(Double<IsAlsoP2, U>.self)
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}
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// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s34conditional_conformance_with_assoc16concrete_genericyyxmAA2P3RzlF"(ptr %0, ptr %U, ptr %U.P3)
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// CHECK-NEXT: entry:
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// CHECK: %conditional.requirement.buffer = alloca [3 x ptr], align 8
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// CHECK: [[T0:%.*]] = call swiftcc %swift.metadata_response @"$s34conditional_conformance_with_assoc6DoubleVMa"(i64 0, ptr getelementptr inbounds (<{ {{.*}} }>, ptr @"$s34conditional_conformance_with_assoc8IsAlsoP2VMf", i32 0, i32 2), ptr %U, ptr @"$s34conditional_conformance_with_assoc8IsAlsoP2VAA0G0AAWP")
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// CHECK-NEXT: [[Double_TYPE:%.*]] = extractvalue %swift.metadata_response [[T0]], 0
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// CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds{{.*}} [3 x ptr], ptr %conditional.requirement.buffer, i32 0, i32 0
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// CHECK-NEXT: [[C_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 0
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// CHECK-NEXT: store ptr %U.P3, ptr [[C_P3_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 1
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// CHECK-NEXT: store ptr @"$s34conditional_conformance_with_assoc6IsBothVAA2P2AAWP", ptr [[B_AT2_P2_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 2
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// CHECK-NEXT: store ptr @"$s34conditional_conformance_with_assoc4IsP3VAA0F0AAWP", ptr [[B_AT2_AT2_AT3_P3_PTR]], align 8
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// CHECK-NEXT: [[Double_P1:%.*]] = call ptr @swift_getWitnessTable
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// CHECK-NEXT: call swiftcc void @"$s34conditional_conformance_with_assoc8takes_p1yyxmAA2P1RzlF"(ptr [[Double_TYPE]], ptr [[Double_TYPE]], ptr [[Double_P1]])
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// CHECK-NEXT: ret void
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// CHECK-NEXT:}
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public func concrete_concrete() {
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takes_p1(Double<IsAlsoP2, IsP3>.self)
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}
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// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s34conditional_conformance_with_assoc09concrete_E0yyF"()
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[X:%.*]] = call {{.*}} @__swift_instantiateConcreteTypeFromMangledName({{.*}} @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGMD")
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// CHECK-NEXT: [[Z:%.*]] = call ptr @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGACyxq_GAA2P1A2A0I0R_AA0H03AT2RpzAakM_AmaLP3AT3RPzrlWl"()
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// CHECK-NEXT: call swiftcc void @"$s34conditional_conformance_with_assoc8takes_p1yyxmAA2P1RzlF"(ptr [[X]], ptr [[X]], ptr [[Z]])
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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// Lazy witness table accessor for the concrete Double<IsAlsoP2, IsP3> : P1.
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// CHECK-LABEL: define linkonce_odr hidden ptr @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGACyxq_GAA2P1A2A0I0R_AA0H03AT2RpzAakM_AmaLP3AT3RPzrlWl"()
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// CHECK-NEXT: entry:
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// CHECK-NEXT: %conditional.requirement.buffer = alloca [3 x ptr], align 8
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// CHECK-NEXT: [[CACHE:%.*]] = load ptr, ptr @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGACyxq_GAA2P1A2A0I0R_AA0H03AT2RpzAakM_AmaLP3AT3RPzrlWL", align 8
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// CHECK-NEXT: [[IS_NULL:%.*]] = icmp eq ptr [[CACHE]], null
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// CHECK-NEXT: br i1 [[IS_NULL]], label %cacheIsNull, label %cont
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// CHECK: cacheIsNull:
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// CHECK-STABLE-ABI-FALSE-NEXT: [[T0:%.*]] = call swiftcc %swift.metadata_response @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGMa"(i64 255)
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// CHECK-STABLE-ABI-FALSE-NEXT: [[Double_TYPE:%.*]] = extractvalue %swift.metadata_response [[T0]], 0
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// CHECK-STABLE-ABI-FALSE-NEXT: extractvalue %swift.metadata_response [[T0]], 1
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// CHECK-STABLE-ABI-TRUE-NEXT: [[T0:%.*]] = call ptr @__swift_instantiateConcreteTypeFromMangledNameAbstract(ptr @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGMD")
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// CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds{{.*}} [3 x ptr], ptr %conditional.requirement.buffer, i32 0, i32 0
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// CHECK-NEXT: [[C_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 0
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// CHECK-NEXT: store ptr @"$s34conditional_conformance_with_assoc4IsP3VAA0F0AAWP", ptr [[C_P3_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_P2_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 1
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// CHECK-NEXT: store ptr @"$s34conditional_conformance_with_assoc6IsBothVAA2P2AAWP", ptr [[B_AT2_P2_PTR]], align 8
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// CHECK-NEXT: [[B_AT2_AT2_AT3_P3_PTR:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQUIREMENTS]], i32 2
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// CHECK-NEXT: store ptr @"$s34conditional_conformance_with_assoc4IsP3VAA0F0AAWP", ptr [[B_AT2_AT2_AT3_P3_PTR]], align 8
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// CHECK-NEXT: [[Double_P1:%.*]] = call ptr @swift_getWitnessTable
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// CHECK-NEXT: store atomic ptr [[Double_P1]], ptr @"$s34conditional_conformance_with_assoc6DoubleVyAA8IsAlsoP2VAA0F2P3VGACyxq_GAA2P1A2A0I0R_AA0H03AT2RpzAakM_AmaLP3AT3RPzrlWL" release, align 8
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// CHECK-NEXT: br label %cont
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// CHECK: cont:
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// CHECK-NEXT: [[T0:%.*]] = phi ptr [ [[CACHE]], %entry ], [ [[Double_P1]], %cacheIsNull ]
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// CHECK-NEXT: ret ptr [[T0]]
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// CHECK-NEXT: }
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protocol Base {
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}
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protocol Sub : Base {
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associatedtype S : Base
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}
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struct X<T> {
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}
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extension X: Base where T: Base { }
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extension X: Sub where T: Sub, T.S == T {
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typealias S = X<T>
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}
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