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// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend %s -enable-library-evolution -typecheck -module-name Structs -clang-header-expose-decls=all-public -emit-clang-header-path %t/structs.h
// RUN: %FileCheck %s < %t/structs.h
// RUN: %check-interop-cxx-header-in-clang(%t/structs.h)
public struct FirstSmallStruct {
public var x: UInt32
#if CHANGE_LAYOUT
public var y: UInt32 = 0
#endif
public func dump() {
print("find - small dump")
#if CHANGE_LAYOUT
print("x&y = \(x)&\(y)")
#else
print("x = \(x)")
#endif
}
public mutating func mutate() {
x = x * 2
#if CHANGE_LAYOUT
y = ~y
#endif
}
}
// CHECK: class SWIFT_SYMBOL("s:7Structs16FirstSmallStructV") FirstSmallStruct;
// CHECK: template<>
// CHECK-NEXT: static inline const constexpr bool isUsableInGenericContext<Structs::FirstSmallStruct> = true;
// CHECK: class SWIFT_SYMBOL("s:7Structs16FirstSmallStructV") FirstSmallStruct final {
// CHECK-NEXT: public:
// CHECK: SWIFT_INLINE_THUNK FirstSmallStruct(const FirstSmallStruct &other) noexcept {
// CHECK-NEXT: auto metadata = _impl::$s7Structs16FirstSmallStructVMa(0);
// CHECK-NEXT: auto *vwTableAddr = reinterpret_cast<swift::_impl::ValueWitnessTable **>(metadata._0) - 1;
// CHECK-NEXT: #ifdef __arm64e__
// CHECK-NEXT: auto *vwTable = reinterpret_cast<swift::_impl::ValueWitnessTable *>(ptrauth_auth_data(reinterpret_cast<void *>(*vwTableAddr), ptrauth_key_process_independent_data, ptrauth_blend_discriminator(vwTableAddr, 11839)));
// CHECK-NEXT: #else
// CHECK-NEXT: auto *vwTable = *vwTableAddr;
// CHECK-NEXT: #endif
// CHECK-NEXT: _storage = swift::_impl::OpaqueStorage(vwTable->size, vwTable->getAlignment());
// CHECK-NEXT: vwTable->initializeWithCopy(_getOpaquePointer(), const_cast<char *>(other._getOpaquePointer()), metadata._0);
// CHECK-NEXT: }
// CHECK: private:
// CHECK-NEXT: SWIFT_INLINE_THUNK FirstSmallStruct(swift::_impl::ValueWitnessTable * _Nonnull vwTable) noexcept : _storage(vwTable->size, vwTable->getAlignment()) {}
// CHECK-NEXT: static SWIFT_INLINE_THUNK FirstSmallStruct _make() noexcept {
// CHECK-NEXT: auto metadata = _impl::$s7Structs16FirstSmallStructVMa(0);
// CHECK-NEXT: auto *vwTableAddr = reinterpret_cast<swift::_impl::ValueWitnessTable **>(metadata._0) - 1;
// CHECK-NEXT: #ifdef __arm64e__
// CHECK-NEXT: auto *vwTable = reinterpret_cast<swift::_impl::ValueWitnessTable *>(ptrauth_auth_data(reinterpret_cast<void *>(*vwTableAddr), ptrauth_key_process_independent_data, ptrauth_blend_discriminator(vwTableAddr, 11839)));
// CHECK-NEXT: #else
// CHECK-NEXT: auto *vwTable = *vwTableAddr;
// CHECK-NEXT: #endif
// CHECK-NEXT: return FirstSmallStruct(vwTable);
// CHECK-NEXT: }
// CHECK-NEXT: SWIFT_INLINE_THUNK const char * _Nonnull _getOpaquePointer() const noexcept { return _storage.getOpaquePointer(); }
// CHECK-NEXT: SWIFT_INLINE_THUNK char * _Nonnull _getOpaquePointer() noexcept { return _storage.getOpaquePointer(); }
// CHECK-EMPTY:
// CHECK-NEXT: swift::_impl::OpaqueStorage _storage;
// CHECK-NEXT: friend class _impl::_impl_FirstSmallStruct;
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wc++17-extensions"
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wreserved-identifier"
// CHECK-NEXT: typedef char $s7Structs16FirstSmallStructVD;
// CHECK-NEXT: static inline constexpr $s7Structs16FirstSmallStructVD __swift_mangled_name = 0;
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT:};
// CHECK: class _impl_FirstSmallStruct {
// CHECK: };
// CHECK-EMPTY:
// CHECK-NEXT: }
// CHECK-EMPTY:
// CHECK-NEXT: } // end namespace
// CHECK-EMPTY:
// CHECK-NEXT: namespace swift SWIFT_PRIVATE_ATTR {
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wc++17-extensions"
// CHECK-NEXT: template<>
// CHECK-NEXT: struct TypeMetadataTrait<Structs::FirstSmallStruct> {
// CHECK-NEXT: SWIFT_INLINE_PRIVATE_HELPER void * _Nonnull getTypeMetadata() {
// CHECK-NEXT: return Structs::_impl::$s7Structs16FirstSmallStructVMa(0)._0;
// CHECK-NEXT: }
// CHECK-NEXT: };
// CHECK-NEXT: namespace _impl{
// CHECK-NEXT: template<>
// CHECK-NEXT: static inline const constexpr bool isValueType<Structs::FirstSmallStruct> = true;
// CHECK-NEXT: template<>
// CHECK-NEXT: static inline const constexpr bool isOpaqueLayout<Structs::FirstSmallStruct> = true;
// CHECK-NEXT: template<>
// CHECK-NEXT: struct implClassFor<Structs::FirstSmallStruct> { using type = Structs::_impl::_impl_FirstSmallStruct; };
// CHECK-NEXT: } // namespace
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT: } // namespace swift
// CHECK-EMPTY:
// CHECK-NEXT: namespace Structs SWIFT_PRIVATE_ATTR SWIFT_SYMBOL_MODULE("Structs") {
@frozen public struct FrozenStruct {
private let storedInt: Int32
}
// CHECK: class SWIFT_SYMBOL("s:7Structs12FrozenStructV") FrozenStruct final {
// CHECK: alignas(4) char _storage[4];
// CHECK-NEXT: friend class _impl::_impl_FrozenStruct;
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wc++17-extensions"
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wreserved-identifier"
// CHECK-NEXT: typedef char $s7Structs12FrozenStructVD;
// CHECK-NEXT: static inline constexpr $s7Structs12FrozenStructVD __swift_mangled_name = 0;
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT: };
public struct LargeStruct {
public let x1: Int
let x2, x3, x4, x5, x6: Int
public var firstSmallStruct: FirstSmallStruct {
return FirstSmallStruct(x: 65)
}
public func dump() {
print("x.1 = \(x1), .2 = \(x2), .3 = \(x3), .4 = \(x4), .5 = \(x5)")
}
}
// CHECK: class SWIFT_SYMBOL("s:7Structs11LargeStructV") LargeStruct final {
// CHECK-NEXT: public:
// CHECK: SWIFT_INLINE_THUNK LargeStruct(const LargeStruct &other) noexcept {
// CHECK-NEXT: auto metadata = _impl::$s7Structs11LargeStructVMa(0);
// CHECK-NEXT: auto *vwTableAddr = reinterpret_cast<swift::_impl::ValueWitnessTable **>(metadata._0) - 1;
// CHECK-NEXT: #ifdef __arm64e__
// CHECK-NEXT: auto *vwTable = reinterpret_cast<swift::_impl::ValueWitnessTable *>(ptrauth_auth_data(reinterpret_cast<void *>(*vwTableAddr), ptrauth_key_process_independent_data, ptrauth_blend_discriminator(vwTableAddr, 11839)));
// CHECK-NEXT: #else
// CHECK-NEXT: auto *vwTable = *vwTableAddr;
// CHECK-NEXT: #endif
// CHECK-NEXT: _storage = swift::_impl::OpaqueStorage(vwTable->size, vwTable->getAlignment());
// CHECK-NEXT: vwTable->initializeWithCopy(_getOpaquePointer(), const_cast<char *>(other._getOpaquePointer()), metadata._0);
// CHECK-NEXT: }
// CHECK: private:
// CHECK-NEXT: SWIFT_INLINE_THUNK LargeStruct(swift::_impl::ValueWitnessTable * _Nonnull vwTable) noexcept : _storage(vwTable->size, vwTable->getAlignment()) {}
// CHECK-NEXT: static SWIFT_INLINE_THUNK LargeStruct _make() noexcept {
// CHECK-NEXT: auto metadata = _impl::$s7Structs11LargeStructVMa(0);
// CHECK-NEXT: auto *vwTableAddr = reinterpret_cast<swift::_impl::ValueWitnessTable **>(metadata._0) - 1;
// CHECK-NEXT: #ifdef __arm64e__
// CHECK-NEXT: auto *vwTable = reinterpret_cast<swift::_impl::ValueWitnessTable *>(ptrauth_auth_data(reinterpret_cast<void *>(*vwTableAddr), ptrauth_key_process_independent_data, ptrauth_blend_discriminator(vwTableAddr, 11839)));
// CHECK-NEXT: #else
// CHECK-NEXT: auto *vwTable = *vwTableAddr;
// CHECK-NEXT: #endif
// CHECK-NEXT: return LargeStruct(vwTable);
// CHECK-NEXT: }
// CHECK-NEXT: SWIFT_INLINE_THUNK const char * _Nonnull _getOpaquePointer() const noexcept { return _storage.getOpaquePointer(); }
// CHECK-NEXT: SWIFT_INLINE_THUNK char * _Nonnull _getOpaquePointer() noexcept { return _storage.getOpaquePointer(); }
// CHECK-EMPTY:
// CHECK-NEXT: swift::_impl::OpaqueStorage _storage;
// CHECK-NEXT: friend class _impl::_impl_LargeStruct;
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wc++17-extensions"
// CHECK-NEXT: #pragma clang diagnostic push
// CHECK-NEXT: #pragma clang diagnostic ignored "-Wreserved-identifier"
// CHECK-NEXT: typedef char $s7Structs11LargeStructVD;
// CHECK-NEXT: static inline constexpr $s7Structs11LargeStructVD __swift_mangled_name = 0;
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT: #pragma clang diagnostic pop
// CHECK-NEXT: };
private class RefCountedClass {
let x: Int
init(x: Int) {
self.x = x
print("create RefCountedClass \(x)")
}
deinit {
print("destroy RefCountedClass \(x)")
}
}
public struct StructWithRefCountStoredProp {
private let storedRef: RefCountedClass
init(x: Int) {
storedRef = RefCountedClass(x: x)
}
public func dump() {
print("storedRef = \(storedRef.x)")
}
}
// CHECK: SWIFT_INLINE_THUNK StructWithRefCountStoredProp(swift::_impl::ValueWitnessTable * _Nonnull vwTable) noexcept : _storage(vwTable->size, vwTable->getAlignment()) {}
public func createLargeStruct(_ x: Int) -> LargeStruct {
return LargeStruct(x1: x, x2: -x, x3: x * 2, x4: x - 4, x5: 0, x6: 21)
}
public func printSmallAndLarge(_ x: FirstSmallStruct, _ y: LargeStruct) {
x.dump()
y.dump()
}
public func createStructWithRefCountStoredProp() -> StructWithRefCountStoredProp {
return StructWithRefCountStoredProp(x: 0)
}
public func mutateSmall(_ x: inout FirstSmallStruct) {
#if CHANGE_LAYOUT
let y = x.y
x.y = x.x
x.x = y
#else
x.x += 1
#endif
}
// CHECK: SWIFT_INLINE_THUNK LargeStruct createLargeStruct(swift::Int x) noexcept SWIFT_SYMBOL({{.*}}) SWIFT_WARN_UNUSED_RESULT {
// CHECK-NEXT: return _impl::_impl_LargeStruct::returnNewValue([&](char * _Nonnull result) SWIFT_INLINE_THUNK_ATTRIBUTES {
// CHECK-NEXT: _impl::$s7Structs17createLargeStructyAA0cD0VSiF(result, x);
// CHECK-NEXT: });
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK StructWithRefCountStoredProp createStructWithRefCountStoredProp() noexcept SWIFT_SYMBOL({{.*}}) SWIFT_WARN_UNUSED_RESULT {
// CHECK-NEXT: return _impl::_impl_StructWithRefCountStoredProp::returnNewValue([&](char * _Nonnull result) SWIFT_INLINE_THUNK_ATTRIBUTES {
// CHECK-NEXT: _impl::$s7Structs34createStructWithRefCountStoredPropAA0cdefgH0VyF(result);
// CHECK-NEXT: });
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK void mutateSmall(FirstSmallStruct& x) noexcept SWIFT_SYMBOL({{.*}}) {
// CHECK-NEXT: _impl::$s7Structs11mutateSmallyyAA05FirstC6StructVzF(_impl::_impl_FirstSmallStruct::getOpaquePointer(x));
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK void printSmallAndLarge(const FirstSmallStruct& x, const LargeStruct& y) noexcept SWIFT_SYMBOL({{.*}}) {
// CHECK-NEXT: _impl::$s7Structs18printSmallAndLargeyyAA05FirstC6StructV_AA0eG0VtF(_impl::_impl_FirstSmallStruct::getOpaquePointer(x), _impl::_impl_LargeStruct::getOpaquePointer(y));
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK uint32_t FirstSmallStruct::getX() const {
// CHECK-NEXT: return _impl::$s7Structs16FirstSmallStructV1xs6UInt32Vvg(_getOpaquePointer());
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK void FirstSmallStruct::setX(uint32_t value) {
// CHECK-NEXT: _impl::$s7Structs16FirstSmallStructV1xs6UInt32Vvs(value, _getOpaquePointer());
// CHECK-NEXT: }
// CHECK-NEXT: SWIFT_INLINE_THUNK void FirstSmallStruct::dump() const {
// CHECK-NEXT: _impl::$s7Structs16FirstSmallStructV4dumpyyF(_getOpaquePointer());
// CHECK-NEXT: }
// CHECK-NEXT: SWIFT_INLINE_THUNK void FirstSmallStruct::mutate() {
// CHECK-NEXT: _impl::$s7Structs16FirstSmallStructV6mutateyyF(_getOpaquePointer());
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK swift::Int LargeStruct::getX1() const {
// CHECK-NEXT: return _impl::$s7Structs11LargeStructV2x1Sivg(_getOpaquePointer());
// CHECK-NEXT: }
// CHECK-NEXT: SWIFT_INLINE_THUNK FirstSmallStruct LargeStruct::getFirstSmallStruct() const {
// CHECK-NEXT: return _impl::_impl_FirstSmallStruct::returnNewValue([&](char * _Nonnull result) SWIFT_INLINE_THUNK_ATTRIBUTES {
// CHECK-NEXT: _impl::$s7Structs11LargeStructV010firstSmallC0AA05FirsteC0Vvg(result, _getOpaquePointer());
// CHECK-NEXT: });
// CHECK-NEXT: }
// CHECK-NEXT: SWIFT_INLINE_THUNK void LargeStruct::dump() const {
// CHECK-NEXT: _impl::$s7Structs11LargeStructV4dumpyyF(_getOpaquePointer());
// CHECK-NEXT: }
// CHECK: SWIFT_INLINE_THUNK void StructWithRefCountStoredProp::dump() const {
// CHECK-NEXT: _impl::$s7Structs28StructWithRefCountStoredPropV4dumpyyF(_getOpaquePointer());
// CHECK-NEXT: }
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