| // RUN: %target-swift-frontend -Xllvm -sil-full-demangle -enable-sil-ownership -emit-silgen -swift-version 3 %s | %FileCheck %s |
| // RUN: %target-swift-frontend -Xllvm -sil-full-demangle -enable-sil-ownership -emit-silgen -swift-version 3 %s | %FileCheck %s --check-prefix=NEGATIVE |
| |
| // RUN: %target-swift-frontend -Xllvm -sil-full-demangle -enable-sil-ownership -emit-silgen -swift-version 4 %s | %FileCheck %s |
| // RUN: %target-swift-frontend -Xllvm -sil-full-demangle -enable-sil-ownership -emit-silgen -swift-version 4 %s | %FileCheck %s --check-prefix=NEGATIVE |
| |
| // __FUNCTION__ used as top-level parameter produces the module name. |
| // CHECK-LABEL: sil @main |
| // CHECK: string_literal utf16 "default_arguments" |
| |
| // Default argument for first parameter. |
| // CHECK-LABEL: sil hidden @_T017default_arguments7defarg1ySi1i_Sd1dSS1stFfA_ : $@convention(thin) () -> Int |
| // CHECK: [[CVT:%[0-9]+]] = function_ref @_T0S2i{{[_0-9a-zA-Z]*}}fC |
| // CHECK: [[INT:%[0-9]+]] = metatype $@thin Int.Type |
| // CHECK: [[LIT:%[0-9]+]] = integer_literal $Builtin.Int2048, 17 |
| // CHECK: [[RESULT:%[0-9]+]] = apply [[CVT]]([[LIT]], [[INT]]) : $@convention(method) (Builtin.Int2048, @thin Int.Type) -> Int |
| // CHECK: return [[RESULT]] : $Int |
| |
| // Default argument for third parameter. |
| // CHECK-LABEL: sil hidden @_T017default_arguments7defarg1ySi1i_Sd1dSS1stFfA1_ : $@convention(thin) () -> @owned String |
| // 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: [[CVT:%[0-9]+]] = function_ref @_T0S2S{{[_0-9a-zA-Z]*}}fC |
| // CHECK: [[RESULT:%[0-9]+]] = apply [[CVT]]([[LIT]], [[LEN]], {{[^,]+}}, [[STRING]]) : $@convention(method) |
| // CHECK: return [[RESULT]] : $String |
| func defarg1(i: Int = 17, d: Double, s: String = "Hello") { } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments15testDefaultArg1yyF |
| func testDefaultArg1() { |
| // CHECK: [[FNREF:%[0-9]+]] = function_ref @_T017default_arguments7defarg1{{[_0-9a-zA-Z]*}}F |
| // CHECK: [[LITFN:%[0-9]+]] = function_ref @_T0S2d{{[_0-9a-zA-Z]*}}fC |
| // CHECK: [[FLOAT64:%[0-9]+]] = metatype $@thin Double.Type |
| // CHECK: [[FLOATLIT:%[0-9]+]] = float_literal $Builtin.FPIEEE{{64|80}}, {{0x4009000000000000|0x4000C800000000000000}} |
| // CHECK: [[FLOATVAL:%[0-9]+]] = apply [[LITFN]]([[FLOATLIT]], [[FLOAT64]]) |
| // CHECK: [[DEF0FN:%[0-9]+]] = function_ref @_T017default_arguments7defarg1{{.*}}A_ |
| // CHECK: [[DEF0:%[0-9]+]] = apply [[DEF0FN]]() |
| // CHECK: [[DEF2FN:%[0-9]+]] = function_ref @_T017default_arguments7defarg1{{.*}}A1_ |
| // CHECK: [[DEF2:%[0-9]+]] = apply [[DEF2FN]]() |
| // CHECK: apply [[FNREF]]([[DEF0]], [[FLOATVAL]], [[DEF2]]) |
| defarg1(d:3.125) |
| } |
| |
| func defarg2(_ i: Int, d: Double = 3.125, s: String = "Hello") { } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments15testDefaultArg2{{[_0-9a-zA-Z]*}}F |
| func testDefaultArg2() { |
| // CHECK: [[FNREF:%[0-9]+]] = function_ref @_T017default_arguments7defarg2{{[_0-9a-zA-Z]*}}F : $@convention(thin) (Int, Double, @owned String) -> () |
| // CHECK: [[LITFN:%[0-9]+]] = function_ref @_T0S2i{{[_0-9a-zA-Z]*}}fC |
| // CHECK: [[INT64:%[0-9]+]] = metatype $@thin Int.Type |
| // CHECK: [[INTLIT:%[0-9]+]] = integer_literal $Builtin.Int2048, 5 |
| // CHECK: [[I:%[0-9]+]] = apply [[LITFN]]([[INTLIT]], [[INT64]]) : $@convention(method) (Builtin.Int2048, @thin Int.Type) -> Int |
| // CHECK: [[DFN:%[0-9]+]] = function_ref @_T017default_arguments7defarg2{{.*}}A0_ : $@convention(thin) () -> Double |
| // CHECK: [[D:%[0-9]+]] = apply [[DFN]]() : $@convention(thin) () -> Double |
| // CHECK: [[SFN:%[0-9]+]] = function_ref @_T017default_arguments7defarg2{{.*}}A1_ : $@convention(thin) () -> @owned String |
| // CHECK: [[S:%[0-9]+]] = apply [[SFN]]() : $@convention(thin) () -> @owned String |
| // CHECK: apply [[FNREF]]([[I]], [[D]], [[S]]) : $@convention(thin) (Int, Double, @owned String) -> () |
| defarg2(5) |
| } |
| |
| func autocloseFile(x: @autoclosure () -> String = #file, |
| y: @autoclosure () -> Int = #line) { } |
| // CHECK-LABEL: sil hidden @_T017default_arguments17testAutocloseFileyyF |
| func testAutocloseFile() { |
| // CHECK-LABEL: sil private [transparent] @_T017default_arguments17testAutocloseFileyyFSSyXKfu_ : $@convention(thin) () -> @owned String |
| // CHECK: string_literal utf16{{.*}}default_arguments.swift |
| |
| // CHECK-LABEL: sil private [transparent] @_T017default_arguments17testAutocloseFileyyFSiyXKfu0_ : $@convention(thin) () -> Int |
| // CHECK: integer_literal $Builtin.Int2048, [[@LINE+1]] |
| autocloseFile() |
| } |
| |
| func testMagicLiterals(file: String = #file, |
| function: String = #function, |
| line: Int = #line, |
| column: Int = #column) {} |
| |
| // Check that default argument generator functions don't leak information about |
| // user's source. |
| // |
| // NEGATIVE-NOT: sil hidden @_T017default_arguments17testMagicLiteralsySS4file_SS8functionSi4lineSi6columntFfA_ |
| // |
| // NEGATIVE-NOT: sil hidden @_T017default_arguments17testMagicLiteralsySS4file_SS8functionSi4lineSi6columntFfA0_ |
| // |
| // NEGATIVE-NOT: sil hidden @_T017default_arguments17testMagicLiteralsySS4file_SS8functionSi4lineSi6columntFfA1_ |
| // |
| // NEGATIVE-NOT: sil hidden @_T017default_arguments17testMagicLiteralsySS4file_SS8functionSi4lineSi6columntFfA2_ |
| |
| func closure(_: () -> ()) {} |
| func autoclosure(_: @autoclosure () -> ()) {} |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments25testCallWithMagicLiteralsyyF |
| // CHECK: string_literal utf16 "testCallWithMagicLiterals()" |
| // CHECK: string_literal utf16 "testCallWithMagicLiterals()" |
| // CHECK-LABEL: sil private @_T017default_arguments25testCallWithMagicLiteralsyyFyycfU_ |
| // CHECK: string_literal utf16 "testCallWithMagicLiterals()" |
| // CHECK-LABEL: sil private [transparent] @_T017default_arguments25testCallWithMagicLiteralsyyFyyXKfu_ |
| // CHECK: string_literal utf16 "testCallWithMagicLiterals()" |
| func testCallWithMagicLiterals() { |
| testMagicLiterals() |
| testMagicLiterals() |
| closure { testMagicLiterals() } |
| autoclosure(testMagicLiterals()) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments25testPropWithMagicLiteralsSivg |
| // CHECK: string_literal utf16 "testPropWithMagicLiterals" |
| var testPropWithMagicLiterals: Int { |
| testMagicLiterals() |
| closure { testMagicLiterals() } |
| autoclosure(testMagicLiterals()) |
| return 0 |
| } |
| |
| class Foo { |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments3FooCACSi3int_SS6stringtcfc : $@convention(method) (Int, @owned String, @owned Foo) -> @owned Foo |
| // CHECK: string_literal utf16 "init(int:string:)" |
| init(int: Int, string: String) { |
| testMagicLiterals() |
| closure { testMagicLiterals() } |
| autoclosure(testMagicLiterals()) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments3FooCfd |
| // CHECK: string_literal utf16 "deinit" |
| deinit { |
| testMagicLiterals() |
| closure { testMagicLiterals() } |
| autoclosure(testMagicLiterals()) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments3FooCS2icig |
| // CHECK: string_literal utf16 "subscript" |
| subscript(x: Int) -> Int { |
| testMagicLiterals() |
| closure { testMagicLiterals() } |
| autoclosure(testMagicLiterals()) |
| return x |
| } |
| } |
| |
| // Test at top level. |
| testMagicLiterals() |
| closure { testMagicLiterals() } |
| autoclosure(testMagicLiterals()) |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments16testSelectorCallySi_Si17withMagicLiteralstF |
| // CHECK: string_literal utf16 "testSelectorCall(_:withMagicLiterals:)" |
| func testSelectorCall(_ x: Int, withMagicLiterals y: Int) { |
| testMagicLiterals() |
| } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments32testSelectorCallWithUnnamedPieceySi_SitF |
| // CHECK: string_literal utf16 "testSelectorCallWithUnnamedPiece" |
| func testSelectorCallWithUnnamedPiece(_ x: Int, _ y: Int) { |
| testMagicLiterals() |
| } |
| |
| // Test default arguments in an inherited subobject initializer |
| class SuperDefArg { |
| init(int i: Int = 10) { } |
| } |
| |
| // CHECK: sil hidden @_T017default_arguments11SuperDefArgCACSi3int_tcfcfA_ : $@convention(thin) () -> Int |
| |
| // CHECK-NOT: sil hidden @_T017default_arguments9SubDefArgCACSi3int_tcfcfA_ : $@convention(thin) () -> Int |
| |
| class SubDefArg : SuperDefArg { } |
| |
| // CHECK: sil hidden @_T017default_arguments13testSubDefArgAA0deF0CyF : $@convention(thin) () -> @owned SubDefArg |
| func testSubDefArg() -> SubDefArg { |
| // CHECK: function_ref @_T017default_arguments9SubDefArgC{{[_0-9a-zA-Z]*}}fC |
| // CHECK: function_ref @_T017default_arguments11SuperDefArgCACSi3int_tcfcfA_ |
| // CHECK: return |
| return SubDefArg() |
| } |
| |
| // CHECK-NOT: sil hidden @_T017default_arguments9SubDefArgCACSi3int_tcfcfA_ : $@convention(thin) () -> Int |
| |
| // <rdar://problem/17379550> |
| func takeDefaultArgUnnamed(_ x: Int = 5) { } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments25testTakeDefaultArgUnnamed{{[_0-9a-zA-Z]*}}F |
| func testTakeDefaultArgUnnamed(_ i: Int) { |
| // CHECK: bb0([[I:%[0-9]+]] : @trivial $Int): |
| // CHECK: [[FN:%[0-9]+]] = function_ref @_T017default_arguments21takeDefaultArgUnnamedySiF : $@convention(thin) (Int) -> () |
| // CHECK: apply [[FN]]([[I]]) : $@convention(thin) (Int) -> () |
| takeDefaultArgUnnamed(i) |
| } |
| |
| func takeDSOHandle(_ handle: UnsafeRawPointer = #dsohandle) { } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments13testDSOHandleyyF |
| func testDSOHandle() { |
| // CHECK: [[DSO_HANDLE:%[0-9]+]] = global_addr @__dso_handle : $*Builtin.RawPointer |
| takeDSOHandle() |
| } |
| |
| // Test __FUNCTION__ in an extension initializer. rdar://problem/19792181 |
| extension SuperDefArg { |
| static let extensionInitializerWithClosure: Int = { return 22 }() |
| } |
| |
| |
| // <rdar://problem/19086357> SILGen crashes reabstracting default argument closure in members |
| class ReabstractDefaultArgument<T> { |
| init(a: (T, T) -> Bool = { _, _ in true }) { |
| } |
| } |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments32testDefaultArgumentReabstractionyyF |
| // function_ref default_arguments.ReabstractDefaultArgument.__allocating_init <A>(default_arguments.ReabstractDefaultArgument<A>.Type)(a : (A, A) -> Swift.Bool) -> default_arguments.ReabstractDefaultArgument<A> |
| // CHECK: [[INITFN:%[0-9]+]] = function_ref @_T017default_arguments25ReabstractDefaultArgumentC{{[_0-9a-zA-Z]*}}fC |
| // %1 = metatype $@thick ReabstractDefaultArgument<Int>.Type |
| // function_ref default_arguments.ReabstractDefaultArgument.(init <A>(default_arguments.ReabstractDefaultArgument<A>.Type) -> (a : (A, A) -> Swift.Bool) -> default_arguments.ReabstractDefaultArgument<A>).(default argument 0) |
| // CHECK: %2 = function_ref @_T017default_arguments25ReabstractDefaultArgument{{.*}} : $@convention(thin) <τ_0_0> () -> @owned @callee_owned (@in τ_0_0, @in τ_0_0) -> Bool |
| // CHECK-NEXT: %3 = apply %2<Int>() : $@convention(thin) <τ_0_0> () -> @owned @callee_owned (@in τ_0_0, @in τ_0_0) -> Bool |
| // CHECK-NEXT: function_ref reabstraction thunk helper from @callee_owned (@in Swift.Int, @in Swift.Int) -> (@unowned Swift.Bool) to @callee_owned (@unowned Swift.Int, @unowned Swift.Int) -> (@unowned Swift.Bool) |
| // CHECK-NEXT: %4 = function_ref @_T0S2iSbIxiid_S2iSbIxyyd_TR : $@convention(thin) (Int, Int, @owned @callee_owned (@in Int, @in Int) -> Bool) -> Bool |
| // CHECK-NEXT: %5 = partial_apply %4(%3) : $@convention(thin) (Int, Int, @owned @callee_owned (@in Int, @in Int) -> Bool) -> Bool |
| // function_ref reabstraction thunk helper from @callee_owned (@unowned Swift.Int, @unowned Swift.Int) -> (@unowned Swift.Bool) to @callee_owned (@in Swift.Int, @in Swift.Int) -> (@unowned Swift.Bool) |
| // CHECK: %6 = function_ref @_T0S2iSbIxyyd_S2iSbIxiid_TR : $@convention(thin) (@in Int, @in Int, @owned @callee_owned (Int, Int) -> Bool) -> Bool |
| // CHECK-NEXT: %7 = partial_apply %6(%5) : $@convention(thin) (@in Int, @in Int, @owned @callee_owned (Int, Int) -> Bool) -> Bool |
| // CHECK-NEXT: apply [[INITFN]]<Int>(%7, |
| |
| func testDefaultArgumentReabstraction() { |
| _ = ReabstractDefaultArgument<Int>() |
| } |
| |
| // <rdar://problem/20494437> SILGen crash handling default arguments |
| // CHECK-LABEL: sil hidden @_T017default_arguments18r20494437onSuccessyAA25r20494437ExecutionContext_pF |
| // CHECK: function_ref @_T017default_arguments19r20494437onCompleteyAA25r20494437ExecutionContext_pF |
| // <rdar://problem/20494437> SILGen crash handling default arguments |
| protocol r20494437ExecutionContext {} |
| let r20494437Default: r20494437ExecutionContext |
| func r20494437onComplete(_ executionContext: r20494437ExecutionContext = r20494437Default) {} |
| func r20494437onSuccess(_ a: r20494437ExecutionContext) { |
| r20494437onComplete(a) |
| } |
| |
| // <rdar://problem/18400194> Parenthesized function expression crashes the compiler |
| func r18400194(_ a: Int, x: Int = 97) {} |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments9r18400194ySi_Si1xtFfA0_ |
| // CHECK: integer_literal $Builtin.Int2048, 97 |
| |
| // CHECK-LABEL: sil hidden @_T017default_arguments14test_r18400194yyF |
| // CHECK: function_ref @_T017default_arguments9r18400194ySi_Si1xtF : $@convention(thin) (Int, Int) -> (){{.*}} // user: %7 |
| // CHECK: integer_literal $Builtin.Int2048, 1 |
| // CHECK: function_ref @_T017default_arguments9r18400194ySi_Si1xtFfA0_ : $@convention(thin) () -> Int |
| func test_r18400194() { |
| (r18400194)(1) |
| } |
| |
| // rdar://24242783 |
| // Don't add capture arguments to local default argument generators. |
| func localFunctionWithDefaultArg() { |
| var z = 5 |
| func bar(_ x: Int? = nil) { |
| z += 1 |
| } |
| bar() |
| } |
| // CHECK-LABEL: sil private @_T017default_arguments27localFunctionWithDefaultArgyyF3barL_ySiSgFfA_ |
| // CHECK-SAME: $@convention(thin) () -> Optional<Int> |