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[Runtime] Add entry for native swift objc reference to initWithTakeTa… #77569

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Merged
merged 1 commit into from
Nov 13, 2024
Merged

[Runtime] Add entry for native swift objc reference to initWithTakeTa… #77569

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2 changes: 1 addition & 1 deletion stdlib/public/runtime/BytecodeLayouts.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1279,7 +1279,7 @@ constexpr InitFn initWithTakeTable[] = {
&copyingInitWithTake,
&copyingInitWithTake,
&copyingInitWithTake,
nullptr, // Custom
&copyingInitWithTake,
&metatypeInitWithTake,
nullptr, // Generic
&existentialInitWithTake,
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48 changes: 48 additions & 0 deletions test/Interpreter/layout_string_witnesses_objc.swift
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Expand Up @@ -290,3 +290,51 @@ func testNestedGenericEnumSwiftObjC() {
}

testNestedGenericEnumSwiftObjC()

struct SwiftObjCAndWeakObjC {
let x: SwiftObjC
weak var y: NSObject?
}

func testSwiftObjCAndWeakObjC() {
let ptr = UnsafeMutablePointer<SwiftObjCAndWeakObjC>.allocate(capacity: 1)

// initWithCopy
do {
let x = SwiftObjCAndWeakObjC(x: SwiftObjC(), y: nil)
testInit(ptr, to: x)
}

// assignWithTake
do {
let y = SwiftObjCAndWeakObjC(x: SwiftObjC(), y: nil)

// CHECK-NEXT: Before deinit
print("Before deinit")

// CHECK-NEXT: SwiftObjC deinitialized!
testAssign(ptr, from: y)
}

// assignWithCopy
do {
var z = SwiftObjCAndWeakObjC(x: SwiftObjC(), y: nil)

// CHECK-NEXT: Before deinit
print("Before deinit")

// CHECK-NEXT: SwiftObjC deinitialized!
testAssignCopy(ptr, from: &z)
}

// CHECK-NEXT: Before deinit
print("Before deinit")

// destroy
// CHECK-NEXT: SwiftObjC deinitialized!
testDestroy(ptr)

ptr.deallocate()
}

testSwiftObjCAndWeakObjC()