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collection_downcast.swift
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// RUN: %target-swift-frontend -emit-silgen -sdk %S/Inputs -I %S/Inputs -enable-source-import %s | FileCheck %s
// REQUIRES: objc_interop
import Foundation
class BridgedObjC : NSObject { }
func == (x: BridgedObjC, y: BridgedObjC) -> Bool { return true }
struct BridgedSwift : Hashable, _ObjectiveCBridgeable {
static func _isBridgedToObjectiveC() -> Bool {
return true
}
var hashValue: Int { return 0 }
static func _getObjectiveCType() -> Any.Type {
return BridgedObjC.self
}
func _bridgeToObjectiveC() -> BridgedObjC {
return BridgedObjC()
}
static func _forceBridgeFromObjectiveC(
x: BridgedObjC,
inout result: BridgedSwift?
) {
}
static func _conditionallyBridgeFromObjectiveC(
x: BridgedObjC,
inout result: BridgedSwift?
) -> Bool {
return true
}
}
func == (x: BridgedSwift, y: BridgedSwift) -> Bool { return true }
// CHECK-LABEL: sil hidden @_TF19collection_downcast17testArrayDowncast
// CHECK: bb0([[ARRAY:%[0-9]+]] : $Array<AnyObject>):
func testArrayDowncast(array: [AnyObject]) -> [BridgedObjC] {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs15_arrayForceCast
// CHECK: apply [[DOWNCAST_FN]]<AnyObject, BridgedObjC>([[ARRAY]]) : $@convention(thin) <τ_0_0, τ_0_1> (@owned Array<τ_0_0>) -> @owned Array<τ_0_1>
return array as! [BridgedObjC]
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast27testArrayDowncastFromObject
// CHECK: bb0([[OBJ:%[0-9]+]] : $AnyObject):
func testArrayDowncastFromObject(obj: AnyObject) -> [BridgedObjC] {
// CHECK: unconditional_checked_cast_addr take_always AnyObject in [[OBJECT_ALLOC:%[0-9]+]]#1 : $*AnyObject to Array<BridgedObjC> in [[VALUE_ALLOC:%[0-9]+]]#1 : $*Array<BridgedObjC>
return obj as! [BridgedObjC]
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast28testArrayDowncastFromNSArray
// CHECK: bb0([[NSARRAY_OBJ:%[0-9]+]] : $NSArray):
func testArrayDowncastFromNSArray(obj: NSArray) -> [BridgedObjC] {
// CHECK: unconditional_checked_cast_addr take_always NSArray in [[OBJECT_ALLOC:%[0-9]+]]#1 : $*NSArray to Array<BridgedObjC> in [[VALUE_ALLOC:%[0-9]+]]#1 : $*Array<BridgedObjC>
return obj as! [BridgedObjC]
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast28testArrayDowncastConditional
// CHECK: bb0([[ARRAY:%[0-9]+]] : $Array<AnyObject>):
func testArrayDowncastConditional(array: [AnyObject]) -> [BridgedObjC]? {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs21_arrayConditionalCast
// CHECK-NEXT: apply [[DOWNCAST_FN]]<AnyObject, BridgedObjC>([[ARRAY]]) : $@convention(thin) <τ_0_0, τ_0_1> (@owned Array<τ_0_0>) -> @owned Optional<Array<τ_0_1>>
return array as? [BridgedObjC]
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast12testArrayIsa
// CHECK: bb0([[ARRAY:%[0-9]+]] : $Array<AnyObject>)
func testArrayIsa(array: [AnyObject]) -> Bool {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs21_arrayConditionalCast
// CHECK-NEXT: apply [[DOWNCAST_FN]]<AnyObject, BridgedObjC>([[ARRAY]]) : $@convention(thin) <τ_0_0, τ_0_1> (@owned Array<τ_0_0>) -> @owned Optional<Array<τ_0_1>>
return array is [BridgedObjC] ? true : false
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast24testArrayDowncastBridged
// CHECK: bb0([[ARRAY:%[0-9]+]] : $Array<AnyObject>):
func testArrayDowncastBridged(array: [AnyObject]) -> [BridgedSwift] {
// CHECK: [[BRIDGE_FN:%[0-9]+]] = function_ref @_TFs15_arrayForceCast
// CHECK-NEXT: apply [[BRIDGE_FN]]<AnyObject, BridgedSwift>([[ARRAY]]) : $@convention(thin) <τ_0_0, τ_0_1> (@owned Array<τ_0_0>) -> @owned Array<τ_0_1>
return array as! [BridgedSwift]
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast35testArrayDowncastBridgedConditional
// CHECK: bb0([[ARRAY:%[0-9]+]] : $Array<AnyObject>):
func testArrayDowncastBridgedConditional(array: [AnyObject]) -> [BridgedSwift]?{
// CHECK: [[BRIDGE_FN:%[0-9]+]] = function_ref @_TFs21_arrayConditionalCast
// CHECK-NEXT: apply [[BRIDGE_FN]]<AnyObject, BridgedSwift>([[ARRAY]]) : $@convention(thin) <τ_0_0, τ_0_1> (@owned Array<τ_0_0>) -> @owned Optional<Array<τ_0_1>>
return array as? [BridgedSwift]
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast19testArrayIsaBridged
// CHECK: bb0([[ARRAY:%[0-9]+]] : $Array<AnyObject>)
func testArrayIsaBridged(array: [AnyObject]) -> Bool {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs21_arrayConditionalCast
// CHECK: apply [[DOWNCAST_FN]]<AnyObject, BridgedSwift>([[ARRAY]]) : $@convention(thin) <τ_0_0, τ_0_1> (@owned Array<τ_0_0>) -> @owned Optional<Array<τ_0_1>>
return array is [BridgedSwift] ? true : false
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast32testDictionaryDowncastFromObject
// CHECK: bb0([[OBJ:%[0-9]+]] : $AnyObject):
func testDictionaryDowncastFromObject(obj: AnyObject)
-> Dictionary<BridgedObjC, BridgedObjC> {
// CHECK: unconditional_checked_cast_addr take_always AnyObject in [[OBJECT_ALLOC:%[0-9]+]]#1 : $*AnyObject to Dictionary<BridgedObjC, BridgedObjC> in [[VALUE_ALLOC:%[0-9]+]]#1 : $*Dictionary<BridgedObjC, BridgedObjC>
return obj as! Dictionary<BridgedObjC, BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast22testDictionaryDowncast
// CHECK: bb0([[DICT:%[0-9]+]] : $Dictionary<NSObject, AnyObject>)
func testDictionaryDowncast(dict: Dictionary<NSObject, AnyObject>)
-> Dictionary<BridgedObjC, BridgedObjC> {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs19_dictionaryDownCast
// CHECK-NEXT: apply [[DOWNCAST_FN]]<NSObject, AnyObject, BridgedObjC, BridgedObjC>([[DICT]]) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2, τ_0_3 where τ_0_0 : Hashable, τ_0_2 : Hashable> (@owned Dictionary<τ_0_0, τ_0_1>) -> @owned Dictionary<τ_0_2, τ_0_3>
return dict as! Dictionary<BridgedObjC, BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast33testDictionaryDowncastConditional
// CHECK: bb0([[DICT:%[0-9]+]] : $Dictionary<NSObject, AnyObject>)
func testDictionaryDowncastConditional(dict: Dictionary<NSObject, AnyObject>)
-> Dictionary<BridgedObjC, BridgedObjC>? {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs30_dictionaryDownCastConditional
// CHECK-NEXT: apply [[DOWNCAST_FN]]<NSObject, AnyObject, BridgedObjC, BridgedObjC>([[DICT]]) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2, τ_0_3 where τ_0_0 : Hashable, τ_0_2 : Hashable> (@owned Dictionary<τ_0_0, τ_0_1>) -> @owned Optional<Dictionary<τ_0_2, τ_0_3>>
return dict as? Dictionary<BridgedObjC, BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast41testDictionaryDowncastBridgedVConditional
// CHECK: bb0([[DICT:%[0-9]+]] : $Dictionary<NSObject, AnyObject>)
func testDictionaryDowncastBridgedVConditional(dict: Dictionary<NSObject, AnyObject>)
-> Dictionary<BridgedObjC, BridgedSwift>? {
// CHECK: [[BRIDGE_FN:%[0-9]+]] = function_ref @_TFs42_dictionaryBridgeFromObjectiveCConditional
// CHECK-NEXT: apply [[BRIDGE_FN]]<NSObject, AnyObject, BridgedObjC, BridgedSwift>([[DICT]]) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2, τ_0_3 where τ_0_0 : Hashable, τ_0_2 : Hashable> (@owned Dictionary<τ_0_0, τ_0_1>) -> @owned Optional<Dictionary<τ_0_2, τ_0_3>> // user: %6
return dict as? Dictionary<BridgedObjC, BridgedSwift>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast41testDictionaryDowncastBridgedKConditional
// CHECK: bb0([[DICT:%[0-9]+]] : $Dictionary<NSObject, AnyObject>)
func testDictionaryDowncastBridgedKConditional(dict: Dictionary<NSObject, AnyObject>)
-> Dictionary<BridgedSwift, BridgedObjC>? {
// CHECK: [[BRIDGE_FN:%[0-9]+]] = function_ref @_TFs42_dictionaryBridgeFromObjectiveCConditional
// CHECK-NEXT: apply [[BRIDGE_FN]]<NSObject, AnyObject, BridgedSwift, BridgedObjC>([[DICT]]) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2, τ_0_3 where τ_0_0 : Hashable, τ_0_2 : Hashable> (@owned Dictionary<τ_0_0, τ_0_1>) -> @owned Optional<Dictionary<τ_0_2, τ_0_3>>
return dict as? Dictionary<BridgedSwift, BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast31testDictionaryDowncastBridgedKV
// CHECK: bb0([[DICT:%[0-9]+]] : $Dictionary<NSObject, AnyObject>)
func testDictionaryDowncastBridgedKV(dict: Dictionary<NSObject, AnyObject>)
-> Dictionary<BridgedSwift, BridgedSwift> {
// CHECK: [[BRIDGE_FN:%[0-9]+]] = function_ref @_TFs31_dictionaryBridgeFromObjectiveC
// CHECK-NEXT: apply [[BRIDGE_FN]]<NSObject, AnyObject, BridgedSwift, BridgedSwift>([[DICT]]) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2, τ_0_3 where τ_0_0 : Hashable, τ_0_2 : Hashable> (@owned Dictionary<τ_0_0, τ_0_1>) -> @owned Dictionary<τ_0_2, τ_0_3>
return dict as! Dictionary<BridgedSwift, BridgedSwift>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast42testDictionaryDowncastBridgedKVConditional
// CHECK: bb0([[DICT:%[0-9]+]] : $Dictionary<NSObject, AnyObject>)
func testDictionaryDowncastBridgedKVConditional(dict: Dictionary<NSObject, AnyObject>)
-> Dictionary<BridgedSwift, BridgedSwift>? {
// CHECK: [[BRIDGE_FN:%[0-9]+]] = function_ref @_TFs42_dictionaryBridgeFromObjectiveCConditional
// CHECK-NEXT: apply [[BRIDGE_FN]]<NSObject, AnyObject, BridgedSwift, BridgedSwift>([[DICT]]) : $@convention(thin) <τ_0_0, τ_0_1, τ_0_2, τ_0_3 where τ_0_0 : Hashable, τ_0_2 : Hashable> (@owned Dictionary<τ_0_0, τ_0_1>) -> @owned Optional<Dictionary<τ_0_2, τ_0_3>>
return dict as? Dictionary<BridgedSwift, BridgedSwift>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast25testSetDowncastFromObject
// CHECK: bb0([[OBJ:%[0-9]+]] : $AnyObject):
func testSetDowncastFromObject(obj: AnyObject)
-> Set<BridgedObjC> {
// CHECK: unconditional_checked_cast_addr take_always AnyObject in [[OBJECT_ALLOC:%[0-9]+]]#1 : $*AnyObject to Set<BridgedObjC> in [[VALUE_ALLOC:%[0-9]+]]#1 : $*Set<BridgedObjC>
return obj as! Set<BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast15testSetDowncast
// CHECK: bb0([[SET:%[0-9]+]] : $Set<NSObject>)
func testSetDowncast(dict: Set<NSObject>)
-> Set<BridgedObjC> {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs12_setDownCast
// CHECK-NEXT: apply [[DOWNCAST_FN]]<NSObject, BridgedObjC>([[SET]]) : $@convention(thin) <τ_0_0, τ_0_1 where τ_0_0 : Hashable, τ_0_1 : Hashable> (@owned Set<τ_0_0>) -> @owned Set<τ_0_1>
return dict as! Set<BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast26testSetDowncastConditional
// CHECK: bb0([[SET:%[0-9]+]] : $Set<NSObject>)
func testSetDowncastConditional(dict: Set<NSObject>)
-> Set<BridgedObjC>? {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs23_setDownCastConditional
// CHECK-NEXT: apply [[DOWNCAST_FN]]<NSObject, BridgedObjC>([[SET]]) : $@convention(thin) <τ_0_0, τ_0_1 where τ_0_0 : Hashable, τ_0_1 : Hashable> (@owned Set<τ_0_0>) -> @owned Optional<Set<τ_0_1>>
return dict as? Set<BridgedObjC>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast22testSetDowncastBridged
// CHECK: bb0([[SET:%[0-9]+]] : $Set<NSObject>)
func testSetDowncastBridged(dict: Set<NSObject>)
-> Set<BridgedSwift> {
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs24_setBridgeFromObjectiveC
// CHECK-NEXT: apply [[DOWNCAST_FN]]<NSObject, BridgedSwift>([[SET]]) : $@convention(thin) <τ_0_0, τ_0_1 where τ_0_0 : Hashable, τ_0_1 : Hashable> (@owned Set<τ_0_0>) -> @owned Set<τ_0_1>
return dict as! Set<BridgedSwift>
}
// CHECK-LABEL: sil hidden @_TF19collection_downcast33testSetDowncastBridgedConditional
// CHECK: bb0([[SET:%[0-9]+]] : $Set<NSObject>)
func testSetDowncastBridgedConditional(dict: Set<NSObject>)
-> Set<BridgedSwift>? {
return dict as? Set<BridgedSwift>
// CHECK: [[DOWNCAST_FN:%[0-9]+]] = function_ref @_TFs35_setBridgeFromObjectiveCConditional
// CHECK: apply [[DOWNCAST_FN]]<NSObject, BridgedSwift>([[SET]]) : $@convention(thin) <τ_0_0, τ_0_1 where τ_0_0 : Hashable, τ_0_1 : Hashable> (@owned Set<τ_0_0>) -> @owned Optional<Set<τ_0_1>>
}