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// RUN: %target-swift-emit-silgen -module-name default_arguments -Xllvm -sil-full-demangle -swift-version 4 %s | %FileCheck %s
protocol DefaultInitializable {
init()
}
enum NonTrivialDefaults<T: DefaultInitializable> {
case empty
// CHECK-LABEL: sil hidden [ossa] @$s17default_arguments18NonTrivialDefaultsO7defarg1yACyxGSi_SdSSxtcAEmAA20DefaultInitializableRzlFfA_{{.*}}
// CHECK: [[INT_VAL:%[0-9]+]] = integer_literal $Builtin.IntLiteral, 17
// CHECK: [[META:%[0-9]+]] = metatype $@thin Int.Type
// CHECK: [[LIT_FN:%[0-9]+]] = function_ref @$sSi22_builtinIntegerLiteralSiBI_tcfC
// CHECK: [[LIT_VAL:%[0-9]+]] = apply [[LIT_FN]]([[INT_VAL]], [[META]]) : $@convention(method) (Builtin.IntLiteral, @thin Int.Type) -> Int
// CHECK: return [[LIT_VAL]] : $Int
// CHECK: } // end sil function '$s17default_arguments18NonTrivialDefaultsO7defarg1yACyxGSi_SdSSxtcAEmAA20DefaultInitializableRzlFfA_'
// CHECK-LABEL: sil hidden [ossa] @$s17default_arguments18NonTrivialDefaultsO7defarg1yACyxGSi_SdSSxtcAEmAA20DefaultInitializableRzlFfA1_{{.*}}
// CHECK: [[LIT:%[0-9]+]] = string_literal utf8 "Hello"
// CHECK: [[LEN:%[0-9]+]] = integer_literal $Builtin.Word, 5
// CHECK: [[STRING:%[0-9]+]] = metatype $@thin String.Type
// CHECK: [[LIT_FN:%.*]] = function_ref @$sSS21_builtinStringLiteral17utf8CodeUnitCount7isASCIISSBp_BwBi1_tcfC
// CHECK: [[LIT_VAL:%.*]] = apply [[LIT_FN]]([[LIT]], [[LEN]], {{[^,]+}}, [[STRING]])
// CHECK: return [[LIT_VAL]] : $String
// CHECK: } // end sil function '$s17default_arguments18NonTrivialDefaultsO7defarg1yACyxGSi_SdSSxtcAEmAA20DefaultInitializableRzlFfA1_'
// CHECK-LABEL: sil hidden [ossa] @$s17default_arguments18NonTrivialDefaultsO7defarg1yACyxGSi_SdSSxtcAEmAA20DefaultInitializableRzlFfA2_{{.*}}
// CHECK: bb0([[OUT:%[0-9]+]] : $*T):
// CHECK: [[META:%[0-9]+]] = metatype $@thick T.Type
// CHECK: [[DEF_INIT_WITNESS:%[0-9]+]] = witness_method $T, #DefaultInitializable.init!allocator : <Self where Self : DefaultInitializable> (Self.Type) -> () -> Self : $@convention(witness_method: DefaultInitializable) <τ_0_0 where τ_0_0 : DefaultInitializable> (@thick τ_0_0.Type) -> @out τ_0_0
// CHECK: [[LIT:%[0-9]+]] = apply [[DEF_INIT_WITNESS]]<T>([[OUT]], [[META]]) : $@convention(witness_method: DefaultInitializable) <τ_0_0 where τ_0_0 : DefaultInitializable> (@thick τ_0_0.Type) -> @out τ_0_0
// CHECK: [[RET:%[0-9]+]] = tuple ()
// CHECK: return [[RET]] : $()
// CHECK: } // end sil function '$s17default_arguments18NonTrivialDefaultsO7defarg1yACyxGSi_SdSSxtcAEmAA20DefaultInitializableRzlFfA2_'
case defarg1(i: Int = 17, d: Double, s: String = "Hello", t: T = .init())
// CHECK-LABEL: sil hidden [ossa] @$s17default_arguments18NonTrivialDefaultsO16indirect_defarg1yACyxGAE_AEt_tcAEmAA20DefaultInitializableRzlFfA_
// CHECK: bb0([[OUT_VAL1:%[0-9]+]] : $*NonTrivialDefaults<T>, [[OUT_VAL2:%[0-9]+]] : $*NonTrivialDefaults<T>):
// CHECK: inject_enum_addr [[OUT_VAL1]] : $*NonTrivialDefaults<T>, #NonTrivialDefaults.empty!enumelt
// CHECK: inject_enum_addr [[OUT_VAL2]] : $*NonTrivialDefaults<T>, #NonTrivialDefaults.empty!enumelt
// CHECK: [[RET:%[0-9]+]] = tuple ()
// CHECK: return [[RET]] : $()
// CHECK: } // end sil function '$s17default_arguments18NonTrivialDefaultsO16indirect_defarg1yACyxGAE_AEt_tcAEmAA20DefaultInitializableRzlFfA_'
indirect case indirect_defarg1(f: (NonTrivialDefaults, NonTrivialDefaults) = (.empty, .empty))
// CHECK-LABEL: sil private [transparent] [ossa] @$s17default_arguments15testDefaultArg2AA18NonTrivialDefaultsOyxGyAA0D13InitializableRzlFSSycfu_{{.*}}
// CHECK: string_literal utf8 {{.*}}enum_default_arguments.swift
// CHECK: } // end sil function '$s17default_arguments15testDefaultArg2AA18NonTrivialDefaultsOyxGyAA0D13InitializableRzlFSSycfu_'
// CHECK-LABEL: sil private [transparent] [ossa] @$s17default_arguments15testDefaultArg2AA18NonTrivialDefaultsOyxGyAA0D13InitializableRzlFSiycfu0_{{.*}}
// CHECK: %0 = integer_literal $Builtin.IntLiteral, [[@LINE+12]]
// CHECK: } // end sil function '$s17default_arguments15testDefaultArg2AA18NonTrivialDefaultsOyxGyAA0D13InitializableRzlFSiycfu0_'
case defarg2(x: @autoclosure () -> String = #file, t: @autoclosure () -> Int = #line)
}
func testDefaultArg1<T: DefaultInitializable>() -> NonTrivialDefaults<T> {
return .defarg1(d: 3.125)
}
func testDefaultArg2<T: DefaultInitializable>() -> NonTrivialDefaults<T> {
return .defarg2()
}
func testIndirectDefarg1<T: DefaultInitializable>() -> NonTrivialDefaults<T> {
return .indirect_defarg1()
}
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