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9e6faca3bb
fixing: <rdar://problem/18400194> Parenthesized function expression crashes the compiler it still grosses me out that we're using diagnostics machinery for correctness of type checking default arguments :-( Swift SVN r27855
256 lines
13 KiB
Swift
256 lines
13 KiB
Swift
// RUN: %target-swift-frontend -emit-silgen %s | FileCheck %s
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// __FUNCTION__ used as top-level parameter produces the module name.
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// CHECK-LABEL: sil @main
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// CHECK: string_literal utf16 "default_arguments"
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// Default argument for first parameter.
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// CHECK-LABEL: sil hidden @_TIF17default_arguments7defarg1{{.*}} : $@convention(thin) () -> Int
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// CHECK: [[CVT:%[0-9]+]] = function_ref @_TFSiCfMSiFT22_builtinIntegerLiteralBi2048__Si
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// CHECK: [[INT:%[0-9]+]] = metatype $@thin Int.Type
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// CHECK: [[LIT:%[0-9]+]] = integer_literal $Builtin.Int2048, 17
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// CHECK: [[RESULT:%[0-9]+]] = apply [[CVT]]([[LIT]], [[INT]]) : $@convention(thin) (Builtin.Int2048, @thin Int.Type) -> Int
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// CHECK: return [[RESULT]] : $Int
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// Default argument for third parameter.
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// CHECK-LABEL: sil hidden @_TIF17default_arguments7defarg1{{.*}} : $@convention(thin) () -> @owned String
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// CHECK: [[CVT:%[0-9]+]] = function_ref @_TFSSCfMSSFT21_builtinStringLiteralBp8byteSizeBw7isASCIIBi1__SS
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// CHECK: [[STRING:%[0-9]+]] = metatype $@thin String.Type
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// CHECK: [[LIT:%[0-9]+]] = string_literal utf8 "Hello"
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// CHECK: [[LEN:%[0-9]+]] = integer_literal $Builtin.Word, 5
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// CHECK: [[RESULT:%[0-9]+]] = apply [[CVT]]([[LIT]], [[LEN]], {{[^,]+}}, [[STRING]]) : $@convention(thin)
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// CHECK: return [[RESULT]] : $String
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func defarg1(i i: Int = 17, d: Double, s: String = "Hello") { }
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// CHECK-LABEL: sil hidden @_TF17default_arguments15testDefaultArg1FT_T_
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func testDefaultArg1() {
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// CHECK: [[FNREF:%[0-9]+]] = function_ref @_TF17default_arguments7defarg1{{.*}}
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// CHECK: [[LITFN:%[0-9]+]] = function_ref @_TFSdCfMSdFT20_builtinFloatLiteralBf{{64|80}}__Sd
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// CHECK: [[FLOAT64:%[0-9]+]] = metatype $@thin Double.Type
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// CHECK: [[FLOATLIT:%[0-9]+]] = float_literal $Builtin.FPIEEE{{64|80}}, {{0x4009000000000000|0x4000C800000000000000}}
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// CHECK: [[FLOATVAL:%[0-9]+]] = apply [[LITFN]]([[FLOATLIT]], [[FLOAT64]])
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// CHECK: [[DEF0FN:%[0-9]+]] = function_ref @_TIF17default_arguments7defarg1{{.*}}_A_
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// CHECK: [[DEF0:%[0-9]+]] = apply [[DEF0FN]]()
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// CHECK: [[DEF2FN:%[0-9]+]] = function_ref @_TIF17default_arguments7defarg1{{.*}}_A1_
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// CHECK: [[DEF2:%[0-9]+]] = apply [[DEF2FN]]()
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// CHECK: apply [[FNREF]]([[DEF0]], [[FLOATVAL]], [[DEF2]])
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defarg1(d:3.125)
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}
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func defarg2(i: Int, d: Double = 3.125, s: String = "Hello") { }
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// CHECK-LABEL: sil hidden @_TF17default_arguments15testDefaultArg2
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func testDefaultArg2() {
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// CHECK: [[FNREF:%[0-9]+]] = function_ref @_TF17default_arguments7defarg2{{.*}} : $@convention(thin) (Int, Double, @owned String) -> ()
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// CHECK: [[LITFN:%[0-9]+]] = function_ref @_TFSiCfMSiFT22_builtinIntegerLiteralBi2048__Si
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// CHECK: [[INT64:%[0-9]+]] = metatype $@thin Int.Type
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// CHECK: [[INTLIT:%[0-9]+]] = integer_literal $Builtin.Int2048, 5
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// CHECK: [[I:%[0-9]+]] = apply [[LITFN]]([[INTLIT]], [[INT64]]) : $@convention(thin) (Builtin.Int2048, @thin Int.Type) -> Int
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// CHECK: [[DFN:%[0-9]+]] = function_ref @_TIF17default_arguments7defarg2{{.*}}_A0_ : $@convention(thin) () -> Double
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// CHECK: [[D:%[0-9]+]] = apply [[DFN]]() : $@convention(thin) () -> Double
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// CHECK: [[SFN:%[0-9]+]] = function_ref @_TIF17default_arguments7defarg2{{.*}}_A1_ : $@convention(thin) () -> @owned String
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// CHECK: [[S:%[0-9]+]] = apply [[SFN]]() : $@convention(thin) () -> @owned String
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// CHECK: apply [[FNREF]]([[I]], [[D]], [[S]]) : $@convention(thin) (Int, Double, @owned String) -> ()
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defarg2(5)
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}
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func autocloseFile(@autoclosure x: () -> String = __FILE__,
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@autoclosure y: () -> Int = __LINE__) { }
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// CHECK-LABEL: sil hidden @_TF17default_arguments17testAutocloseFileFT_T_
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func testAutocloseFile() {
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// CHECK-LABEL: sil shared [transparent] @_TFF17default_arguments17testAutocloseFileFT_T_u_KT_SS : $@convention(thin) () -> @owned String
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// CHECK: string_literal utf16{{.*}}default_arguments.swift
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// CHECK-LABEL: sil shared [transparent] @_TFF17default_arguments17testAutocloseFileFT_T_u0_KT_Si : $@convention(thin) () -> Int
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// CHECK: integer_literal $Builtin.Int2048, [[@LINE+1]]
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autocloseFile()
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}
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func testMagicLiterals(file file: String = __FILE__,
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function: String = __FUNCTION__,
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line: Int = __LINE__,
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column: Int = __COLUMN__) {}
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// Check that default argument generator functions don't leak information about
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// user's source.
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//
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// CHECK-LABEL: sil hidden @_TIF17default_arguments17testMagicLiteralsFT4fileSS8functionSS4lineSi6columnSi_T_A_
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// CHECK: string_literal utf16 ""
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//
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// CHECK-LABEL: sil hidden @_TIF17default_arguments17testMagicLiteralsFT4fileSS8functionSS4lineSi6columnSi_T_A0_
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// CHECK: string_literal utf16 ""
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//
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// CHECK-LABEL: sil hidden @_TIF17default_arguments17testMagicLiteralsFT4fileSS8functionSS4lineSi6columnSi_T_A1_
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// CHECK: integer_literal $Builtin.Int2048, 0
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//
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// CHECK-LABEL: sil hidden @_TIF17default_arguments17testMagicLiteralsFT4fileSS8functionSS4lineSi6columnSi_T_A2_
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// CHECK: integer_literal $Builtin.Int2048, 0
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func closure(_: () -> ()) {}
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func autoclosure(@autoclosure _: () -> ()) {}
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// CHECK-LABEL: sil hidden @_TF17default_arguments25testCallWithMagicLiteralsFT_T_
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// CHECK: string_literal utf16 "testCallWithMagicLiterals()"
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// CHECK: string_literal utf16 "testCallWithMagicLiterals()"
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// CHECK-LABEL: sil shared @_TFF17default_arguments25testCallWithMagicLiteralsFT_T_U_FT_T_
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// CHECK: string_literal utf16 "testCallWithMagicLiterals()"
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// CHECK-LABEL: sil shared [transparent] @_TFF17default_arguments25testCallWithMagicLiteralsFT_T_u_KT_T_
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// CHECK: string_literal utf16 "testCallWithMagicLiterals()"
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func testCallWithMagicLiterals() {
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testMagicLiterals()
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testMagicLiterals()
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closure { testMagicLiterals() }
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autoclosure(testMagicLiterals())
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}
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// CHECK-LABEL: sil hidden @_TF17default_argumentsg25testPropWithMagicLiteralsSi
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// CHECK: string_literal utf16 "testPropWithMagicLiterals"
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var testPropWithMagicLiterals: Int {
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testMagicLiterals()
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closure { testMagicLiterals() }
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autoclosure(testMagicLiterals())
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return 0
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}
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class Foo {
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// CHECK-LABEL: sil hidden @_TFC17default_arguments3FoocfMS0_FT3intSi6stringSS_S0_ : $@convention(method) (Int, @owned String, @owned Foo) -> @owned Foo
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// CHECK: string_literal utf16 "init(int:string:)"
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init(int: Int, string: String) {
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testMagicLiterals()
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closure { testMagicLiterals() }
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autoclosure(testMagicLiterals())
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}
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// CHECK-LABEL: sil hidden @_TFC17default_arguments3Food
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// CHECK: string_literal utf16 "deinit"
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deinit {
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testMagicLiterals()
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closure { testMagicLiterals() }
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autoclosure(testMagicLiterals())
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}
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// CHECK-LABEL: sil hidden @_TFC17default_arguments3Foog9subscriptFSiSi
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// CHECK: string_literal utf16 "subscript"
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subscript(x: Int) -> Int {
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testMagicLiterals()
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closure { testMagicLiterals() }
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autoclosure(testMagicLiterals())
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return x
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}
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}
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// Test at top level.
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testMagicLiterals()
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closure { testMagicLiterals() }
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autoclosure(testMagicLiterals())
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// CHECK-LABEL: sil hidden @_TF17default_arguments16testSelectorCallFTSi17withMagicLiteralsSi_T_
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// CHECK: string_literal utf16 "testSelectorCall(_:withMagicLiterals:)"
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func testSelectorCall(x: Int, withMagicLiterals y: Int) {
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testMagicLiterals()
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}
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// CHECK-LABEL: sil hidden @_TF17default_arguments32testSelectorCallWithUnnamedPieceFTSiSi_T_
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// CHECK: string_literal utf16 "testSelectorCallWithUnnamedPiece"
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func testSelectorCallWithUnnamedPiece(x: Int, _ y: Int) {
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testMagicLiterals()
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}
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// Test default arguments in an inherited subobject initializer
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class SuperDefArg {
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init(int i: Int = 10) { }
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}
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// CHECK: sil hidden @_TIFC17default_arguments11SuperDefArgcFMS0_FT3intSi_S0_A_ : $@convention(thin) () -> Int
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// CHECK-NOT: sil hidden @_TIFC17default_arguments9SubDefArgcFMS0_FT3intSi_S0_A_ : $@convention(thin) () -> Int
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class SubDefArg : SuperDefArg { }
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// CHECK: sil hidden @_TF17default_arguments13testSubDefArgFT_CS_9SubDefArg : $@convention(thin) () -> @owned SubDefArg
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func testSubDefArg() -> SubDefArg {
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// CHECK: function_ref @_TFC17default_arguments9SubDefArgCfMS0_FT3intSi_S0_
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// CHECK: function_ref @_TIFC17default_arguments11SuperDefArgcFMS0_FT3intSi_S0_A_
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// CHECK: return
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return SubDefArg()
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}
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// CHECK-NOT: sil hidden @_TIFC17default_arguments9SubDefArgcFMS0_FT3intSi_S0_A_ : $@convention(thin) () -> Int
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// <rdar://problem/17379550>
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func takeDefaultArgUnnamed(x: Int = 5) { }
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// CHECK-LABEL: sil hidden @_TF17default_arguments25testTakeDefaultArgUnnamed
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func testTakeDefaultArgUnnamed(i: Int) {
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// CHECK: bb0([[I:%[0-9]+]] : $Int):
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// CHECK: [[FN:%[0-9]+]] = function_ref @_TF17default_arguments21takeDefaultArgUnnamedFTSi_T_ : $@convention(thin) (Int) -> ()
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// CHECK: apply [[FN]]([[I]]) : $@convention(thin) (Int) -> ()
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takeDefaultArgUnnamed(i)
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}
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func takeDSOHandle(handle: UnsafeMutablePointer<Void> = __DSO_HANDLE__) { }
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// CHECK-LABEL: sil hidden @_TF17default_arguments13testDSOHandleFT_T_
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func testDSOHandle() {
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// CHECK: [[DSO_HANDLE:%[0-9]+]] = global_addr @_Tv17default_arguments12__dso_handleGVSs20UnsafeMutablePointerT__ : $*UnsafeMutablePointer<()>
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takeDSOHandle()
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}
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// Test __FUNCTION__ in an extension initializer. rdar://problem/19792181
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extension SuperDefArg {
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static let extensionInitializerWithClosure: Int = { return 22 }()
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}
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// <rdar://problem/19086357> SILGen crashes reabstracting default argument closure in members
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class ReabstractDefaultArgument<T> {
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init(a: (T, T) -> Bool = { _, _ in true }) {
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}
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}
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// CHECK-LABEL: sil hidden @_TF17default_arguments32testDefaultArgumentReabstractionFT_T_
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// function_ref default_arguments.ReabstractDefaultArgument.__allocating_init <A>(default_arguments.ReabstractDefaultArgument<A>.Type)(a : (A, A) -> Swift.Bool) -> default_arguments.ReabstractDefaultArgument<A>
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// CHECK: [[INITFN:%[0-9]+]] = function_ref @_TFC17default_arguments25ReabstractDefaultArgumentCU__fMGS0_Q__FT1aFTQ_Q__Sb_GS0_Q__
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// %1 = metatype $@thick ReabstractDefaultArgument<Int>.Type
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// function_ref default_arguments.ReabstractDefaultArgument.(init <A>(default_arguments.ReabstractDefaultArgument<A>.Type) -> (a : (A, A) -> Swift.Bool) -> default_arguments.ReabstractDefaultArgument<A>).(default argument 0)
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// CHECK: %2 = function_ref @_TIFC17default_arguments25ReabstractDefaultArgumentcU__FMGS0_Q__FT1aFTQ_Q__Sb_GS0_Q__A_ : $@convention(thin) <τ_0_0> () -> @owned @callee_owned (@in τ_0_0, @in τ_0_0) -> Bool
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// CHECK-NEXT: %3 = apply %2<Int>() : $@convention(thin) <τ_0_0> () -> @owned @callee_owned (@in τ_0_0, @in τ_0_0) -> Bool
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// 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)
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// CHECK-NEXT: %4 = function_ref @_TTRXFo_iSiiSi_dSb_XFo_dSidSi_dSb_ : $@convention(thin) (Int, Int, @owned @callee_owned (@in Int, @in Int) -> Bool) -> Bool
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// CHECK-NEXT: %5 = partial_apply %4(%3) : $@convention(thin) (Int, Int, @owned @callee_owned (@in Int, @in Int) -> Bool) -> Bool
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// 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)
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// CHECK: %6 = function_ref @_TTRXFo_dSidSi_dSb_XFo_iSiiSi_dSb_ : $@convention(thin) (@in Int, @in Int, @owned @callee_owned (Int, Int) -> Bool) -> Bool
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// CHECK-NEXT: %7 = partial_apply %6(%5) : $@convention(thin) (@in Int, @in Int, @owned @callee_owned (Int, Int) -> Bool) -> Bool
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// CHECK-NEXT: apply [[INITFN]]<Int>(%7,
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func testDefaultArgumentReabstraction() {
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ReabstractDefaultArgument<Int>()
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}
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// <rdar://problem/20494437> SILGen crash handling default arguments
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// CHECK-LABEL: sil hidden @_TF17default_arguments18r20494437onSuccessFPS_25r20494437ExecutionContext_T_
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// CHECK: function_ref @_TF17default_arguments19r20494437onCompleteFTPS_25r20494437ExecutionContext__T_
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// <rdar://problem/20494437> SILGen crash handling default arguments
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protocol r20494437ExecutionContext {}
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let r20494437Default: r20494437ExecutionContext
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func r20494437onComplete(executionContext: r20494437ExecutionContext = r20494437Default) {}
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func r20494437onSuccess(a: r20494437ExecutionContext) {
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r20494437onComplete(a)
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}
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// <rdar://problem/18400194> Parenthesized function expression crashes the compiler
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func r18400194(a: Int, x: Int = 97) {}
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// CHECK-LABEL: sil hidden @_TIF17default_arguments9r18400194FTSi1xSi_T_A0_
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// CHECK: integer_literal $Builtin.Int2048, 97
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// CHECK-LABEL: sil hidden @_TF17default_arguments14test_r18400194FT_T_
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// CHECK: function_ref @_TF17default_arguments9r18400194FTSi1xSi_T_ : $@convention(thin) (Int, Int) -> () // user: %7
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// CHECK: integer_literal $Builtin.Int2048, 1
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// CHECK: function_ref @_TIF17default_arguments9r18400194FTSi1xSi_T_A0_ : $@convention(thin) () -> Int
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func test_r18400194() {
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(r18400194)(1)
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}
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