Files
swift-mirror/test/Interop/SwiftToCxx/class/swift-subclass-of-resilient-class-virtual-method-dispatch.swift
Gabor Horvath 616de41526 [cxx-interop] Fix nested structs for non-opaque types
The test for nested constructs used library evolution forcing all types
to be opaque. As a result some code paths for non-opaque types were not
updated to support nested types. This patch updates the rest of the code
making sure we use fully qualified names (so they also work in the
context of the nested classes), and generate correct names for the C
compatibility structs that cannot contain "::".

Fixes #80291

rdar://147882976
2025-04-03 15:30:01 +01:00

117 lines
5.0 KiB
Swift

// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend %s -D RESILIENT_MODULE -module-name Class -emit-module -emit-module-path %t/Class.swiftmodule -enable-library-evolution -clang-header-expose-decls=all-public -emit-clang-header-path %t/class.h
// RUN: %target-swift-frontend %s -I %t -module-name UseClass -clang-header-expose-decls=all-public -typecheck -verify -emit-clang-header-path %t/useclass.h
// RUN: %FileCheck %s < %t/useclass.h
// FIXME: add import automatically?
// RUN: echo '#include "class.h"' > %t/fixed-useclass.h
// RUN: cat %t/useclass.h >> %t/fixed-useclass.h
// RUN: %check-interop-cxx-header-in-clang(%t/fixed-useclass.h -DSWIFT_CXX_INTEROP_HIDE_STL_OVERLAY)
// rdar://105396625
// UNSUPPORTED: CPU=arm64e
#if RESILIENT_MODULE
open class BaseClass {
var field: Int64
public init() {
field = 0
}
open func virtualMethod() {
print("BaseClass.virtualMethod")
}
open var computedProp: Int {
return 11
}
}
#else
import Class
public class CrossModuleDerivedClass: BaseClass {
override public init() {}
override public func virtualMethod() {
print("CrossModuleDerivedClass.virtualMethod")
}
override public var computedProp: Int {
return -56
}
public func virtualMethodInDerived() {
print("CrossModuleDerivedClass.virtualMethodInDerived")
}
public var derivedComputedProp: Int {
return 23
}
public func virtualMethod2InDerived() {
print("CrossModuleDerivedClass.virtualMethod2InDerived")
}
}
public class CrossModuleDerivedDerivedClass: CrossModuleDerivedClass {
override public init() {}
override public func virtualMethodInDerived() {
print("CrossModuleDerivedDerivedClass.virtualMethodInDerived")
}
override public var derivedComputedProp: Int {
return -95
}
override public final func virtualMethod2InDerived() {
print("CrossModuleDerivedDerivedClass.virtualMethod2InDerived")
}
}
public func createCrossModuleDerivedClass() -> CrossModuleDerivedClass {
return CrossModuleDerivedClass()
}
public func createCrossModuleDerivedDerivedClass() -> CrossModuleDerivedDerivedClass {
return CrossModuleDerivedDerivedClass()
}
#endif
// CHECK: SWIFT_EXTERN void $s8UseClass018CrossModuleDerivedB0C015virtualMethodInE0yyF(SWIFT_CONTEXT void * _Nonnull _self) SWIFT_NOEXCEPT SWIFT_CALL; // virtualMethodInDerived()
// CHECK-NEXT: SWIFT_EXTERN uint[[#NUM:]]_t $s8UseClass018CrossModuleDerivedB0CMo; // class metadata base offset
// CHECK-NEXT: SWIFT_EXTERN ptrdiff_t $s8UseClass018CrossModuleDerivedB0C19derivedComputedPropSivg(SWIFT_CONTEXT void * _Nonnull _self) SWIFT_NOEXCEPT SWIFT_CALL;
// CHECK-NEXT: SWIFT_EXTERN void $s8UseClass018CrossModuleDerivedB0C016virtualMethod2InE0yyF(SWIFT_CONTEXT void * _Nonnull _self) SWIFT_NOEXCEPT SWIFT_CALL; // virtualMethod2InDerived()
// CHECK: void CrossModuleDerivedClass::virtualMethod() {
// CHECK-NEXT: _impl::$s5Class04BaseA0C13virtualMethodyyFTj(::swift::_impl::_impl_RefCountedClass::getOpaquePointer(*this));
// CHECK: void CrossModuleDerivedClass::virtualMethodInDerived() {
// CHECK-NEXT: void ***selfPtr_ = reinterpret_cast<void ***>( ::swift::_impl::_impl_RefCountedClass::getOpaquePointer(*this));
// CHECK-NEXT: #ifdef __arm64e__
// CHECK-NEXT: void **vtable_ = ptrauth_auth_data(*selfPtr_, ptrauth_key_process_independent_data, ptrauth_blend_discriminator(selfPtr_,27361));
// CHECK-NEXT: #else
// CHECK-NEXT: void **vtable_ = *selfPtr_;
// CHECK-NEXT: #endif
// CHECK-NEXT: struct FTypeAddress {
// CHECK-NEXT: decltype(UseClass::_impl::$s8UseClass018CrossModuleDerivedB0C015virtualMethodInE0yyF) * func;
// CHECK-NEXT: };
// CHECK-NEXT: FTypeAddress *fptrptr_ = reinterpret_cast<FTypeAddress *>(vtable_ + (_impl::$s8UseClass018CrossModuleDerivedB0CMo + 0) / sizeof(void *));
// CHECK-NEXT: (* fptrptr_->func)(::swift::_impl::_impl_RefCountedClass::getOpaquePointer(*this));
// CHECK-NEXT: }
// CHECK: swift::Int CrossModuleDerivedClass::getDerivedComputedProp() {
// CHECK: FTypeAddress *fptrptr_ = reinterpret_cast<FTypeAddress *>(vtable_ + (_impl::$s8UseClass018CrossModuleDerivedB0CMo + [[#VM1:]]) / sizeof(void *));
// CHECK: void CrossModuleDerivedClass::virtualMethod2InDerived() {
// CHECK: FTypeAddress *fptrptr_ = reinterpret_cast<FTypeAddress *>(vtable_ + (_impl::$s8UseClass018CrossModuleDerivedB0CMo + [[#VM2:]]) / sizeof(void *));
// CHECK: void CrossModuleDerivedDerivedClass::virtualMethodInDerived() {
// CHECK: FTypeAddress *fptrptr_ = reinterpret_cast<FTypeAddress *>(vtable_ + (_impl::$s8UseClass018CrossModuleDerivedB0CMo + 0) / sizeof(void *));
// CHECK: swift::Int CrossModuleDerivedDerivedClass::getDerivedComputedProp() {
// CHECK: FTypeAddress *fptrptr_ = reinterpret_cast<FTypeAddress *>(vtable_ + (_impl::$s8UseClass018CrossModuleDerivedB0CMo + [[#VM1]]) / sizeof(void *));
// CHECK: void CrossModuleDerivedDerivedClass::virtualMethod2InDerived() {
// CHECK-NEXT: _impl::$s8UseClass018CrossModuleDerivedeB0C016virtualMethod2InE0yyF(::swift::_impl::_impl_RefCountedClass::getOpaquePointer(*this));