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// RUN: %target-swift-emit-silgen -module-name Test -parse-as-library %s -verify -unavailable-decl-optimization=stub | %FileCheck %s --check-prefixes=CHECK
public struct S {}
// CHECK-LABEL: sil{{.*}}@$s4Test15unavailableFuncAA1SVyF
// CHECK: [[FNREF:%.*]] = function_ref @$[[DIAGNOSEFN:(ss31_diagnoseUnavailableCodeReacheds5NeverOyF|ss31_diagnoseUnavailableCodeReacheds5NeverOyFTwb)]] : $@convention(thin) () -> Never
// CHECK-NEXT: [[APPLY:%.*]] = apply [[FNREF]]()
// CHECK: function_ref @$s4Test1SVACycfC
// CHECK: } // end sil function '$s4Test15unavailableFuncAA1SVyF'
@available(*, unavailable)
public func unavailableFunc() -> S {
return S()
}
enum SomeError: Error { case generic }
// CHECK-LABEL: sil{{.*}}@$s4Test23unavailableThrowingFuncyyKF
// CHECK: [[FNREF:%.*]] = function_ref @$[[DIAGNOSEFN]] : $@convention(thin) () -> Never
// CHECK-NEXT: [[APPLY:%.*]] = apply [[FNREF]]()
// CHECK: throw
// CHECK: } // end sil function '$s4Test23unavailableThrowingFuncyyKF'
@available(*, unavailable)
public func unavailableThrowingFunc() throws {
throw SomeError.generic
}
// one-time initialization function for globalVar
// CHECK-LABEL: sil{{.*}}@$s4Test9globalVar_WZ
// CHECK: [[FNREF:%.*]] = function_ref @$[[DIAGNOSEFN]] : $@convention(thin) () -> Never
// CHECK-NEXT: [[APPLY:%.*]] = apply [[FNREF]]()
// CHECK: alloc_global
// CHECK: } // end sil function '$s4Test9globalVar_WZ'
//
// globalVar.unsafeMutableAddressor
// CHECK-LABEL: sil{{.*}}@$s4Test9globalVarAA1SVvau
// CHECK: [[FNREF:%.*]] = function_ref @$[[DIAGNOSEFN]] : $@convention(thin) () -> Never
// CHECK-NEXT: [[APPLY:%.*]] = apply [[FNREF]]()
// CHECK: global_addr @$s4Test9globalVar_Wz
// CHECK: } // end sil function '$s4Test9globalVarAA1SVvau'
@available(*, unavailable)
public var globalVar = S()
public enum Uninhabited {}
// CHECK-LABEL: sil{{.*}}@$s4Test28unavailableTakingUninhabitedyyAA0D0OF : $@convention(thin) (Uninhabited) -> () {
// CHECK: unreachable
// CHECK: } // end sil function '$s4Test28unavailableTakingUninhabitedyyAA0D0OF'
@available(*, unavailable)
public func unavailableTakingUninhabited(_ u: Uninhabited) {}
// CHECK-LABEL: sil{{.*}}@$s4Test17obsoletedInSwift1yyF : $@convention(thin) () -> () {
// CHECK-NOT: ss36_diagnoseUnavailableCodeReached
// CHECK: } // end sil function '$s4Test17obsoletedInSwift1yyF'
@available(swift, obsoleted: 1)
public func obsoletedInSwift1() {}
// CHECK-LABEL: sil{{.*}}@$s4Test17obsoletedInSwift5yyF : $@convention(thin) () -> () {
// CHECK-NOT: ss36_diagnoseUnavailableCodeReached
// CHECK: } // end sil function '$s4Test17obsoletedInSwift5yyF'
@available(swift, obsoleted: 5)
public func obsoletedInSwift5() {}
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