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swift-tools-version as used by SwiftPM is an actual, parsed field with semantic meaning. swift-compiler-version as used when generating module interfaces is just to record what version of the compiler generated the interface. They shouldn't have the same name.
71 lines
2.9 KiB
Plaintext
71 lines
2.9 KiB
Plaintext
// swift-compiler-version: Swift 4.0
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// swift-module-flags:
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// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -emit-module-path %t/Conformances.swiftmodule -enable-library-evolution -emit-sil -o %t/Conformances.sil -enable-objc-interop -disable-objc-attr-requires-foundation-module %s
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// RUN: %FileCheck -check-prefix CHECK-MODULE %s < %t/Conformances.sil
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// RUN: %FileCheck -check-prefix NEGATIVE-MODULE %s < %t/Conformances.sil
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// RUN: %target-swift-frontend -enable-objc-interop -emit-sil -I %t %S/Inputs/ConformancesUser.swift -O | %FileCheck %s
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public protocol MyProto {
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init()
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func method()
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var prop: Int { get set }
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subscript(index: Int) -> Int { get set }
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}
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extension MyProto {
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public func method() {}
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}
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// Make sure there's no default witness table. (But also make sure we printed at
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// least some regular witness tables, or we'll have to change the test.)
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// CHECK-MODULE: sil_witness_table{{.+}}: MyProto module Conformances
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// NEGATIVE-MODULE-NOT: sil_default_witness_table{{.+}}MyProto
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@frozen // allow conformance devirtualization
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public struct FullStructImpl: MyProto {
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public init()
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public func method()
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public var prop: Int { get set }
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public subscript(index: Int) -> Int { get set }
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}
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// CHECK-LABEL: sil @$s16ConformancesUser8testFullSiyF
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// CHECK: function_ref @$s12Conformances14FullStructImplVACycfC
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// CHECK: function_ref @$s12Conformances14FullStructImplV6methodyyF
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// CHECK: function_ref @$s12Conformances14FullStructImplV4propSivs
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// CHECK: function_ref @$s12Conformances14FullStructImplVyS2icig
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// CHECK: end sil function '$s16ConformancesUser8testFullSiyF'
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@frozen // allow conformance devirtualization
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public struct OpaqueStructImpl: MyProto {}
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// CHECK-LABEL: sil @$s16ConformancesUser10testOpaqueSiyF
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// CHECK: function_ref @$s12Conformances7MyProtoPxycfC
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// Note the default implementation is filled in here.
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// CHECK: function_ref @$s12Conformances7MyProtoPAAE6methodyyF
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// CHECK: function_ref @$s12Conformances7MyProtoP4propSivs
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// CHECK: function_ref @$s12Conformances7MyProtoPyS2icig
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// CHECK: end sil function '$s16ConformancesUser10testOpaqueSiyF'
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@objc public protocol OptionalReqs {
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@objc optional func method()
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}
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@_fixed_layout
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public final class OptionalReqsPresent: OptionalReqs {
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public func method () {}
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}
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@_fixed_layout
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public final class OptionalReqsAbsent: OptionalReqs {}
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// It would be okay if this one got optimized...
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// CHECK-LABEL: sil @$s16ConformancesUser19testOptionalPresentySb0A00d4ReqsE0CF
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// CHECK: dynamic_method_br %0 : $OptionalReqsPresent, #OptionalReqs.method!1.foreign
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// CHECK: end sil function '$s16ConformancesUser19testOptionalPresentySb0A00d4ReqsE0CF'
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// ...but not this one, because the method that's currently absent might get added.
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// CHECK-LABEL: sil @$s16ConformancesUser18testOptionalAbsentySb0A00d4ReqsE0CF
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// CHECK: dynamic_method_br %0 : $OptionalReqsAbsent, #OptionalReqs.method!1.foreign
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// CHECK: end sil function '$s16ConformancesUser18testOptionalAbsentySb0A00d4ReqsE0CF'
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