mirror of
https://github.com/apple/swift.git
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3a9b6dce9d
This is the default behavior. You can disable this by specifying the -clang-header-expose-decls= flag explicitly when generating the header
101 lines
3.5 KiB
C++
101 lines
3.5 KiB
C++
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend %S/swift-class-inheritance-in-cxx.swift -typecheck -module-name Class -clang-header-expose-decls=all-public -emit-clang-header-path %t/class.h
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// RUN: %target-interop-build-clangxx -c %s -I %t -o %t/swift-class-execution.o
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// RUN: %target-interop-build-swift %S/swift-class-inheritance-in-cxx.swift -o %t/swift-class-execution -Xlinker %t/swift-class-execution.o -module-name Class -Xfrontend -entry-point-function-name -Xfrontend swiftMain
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// RUN: %target-codesign %t/swift-class-execution
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// RUN: %target-run %t/swift-class-execution | %FileCheck %s
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// RUN: not %target-interop-build-clangxx -c %s -I %t -o %t/swift-class-execution.o -DERROR1
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// RUN: not %target-interop-build-clangxx -c %s -I %t -o %t/swift-class-execution.o -DERROR2
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// RUN: %empty-directory(%t-evo)
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// RUN: %target-swift-frontend %S/swift-class-inheritance-in-cxx.swift -typecheck -module-name Class -enable-library-evolution -clang-header-expose-decls=all-public -emit-clang-header-path %t-evo/class.h
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// RUN: %target-interop-build-clangxx -c %s -I %t-evo -o %t-evo/swift-class-execution.o
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// RUN: %target-interop-build-swift %S/swift-class-inheritance-in-cxx.swift -o %t-evo/swift-class-execution-evo -Xlinker %t-evo/swift-class-execution.o -module-name Class -enable-library-evolution -Xfrontend -entry-point-function-name -Xfrontend swiftMain
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// RUN: %target-codesign %t-evo/swift-class-execution-evo
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// RUN: %target-run %t-evo/swift-class-execution-evo | %FileCheck %s
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// REQUIRES: executable_test
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#include <assert.h>
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#include "class.h"
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using namespace Class;
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int passByValue(BaseClass b) { return 0; }
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int passByValue(DerivedClass d) { return 1; }
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int passByRef(const BaseClass &b) { return 0; }
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int passByRef(const DerivedClass &d){ return 1; }
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int passByRef2(const BaseClass &b) { return 0; }
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int passByRef2(const DerivedClass &d){ return 1; }
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int passByRef2(const DerivedDerivedClass &d){ return 2; }
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extern "C" size_t swift_retainCount(void * _Nonnull obj);
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size_t getRetainCount(const BaseClass &swiftClass) {
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return swift_retainCount(swift::_impl::_impl_RefCountedClass::getOpaquePointer(swiftClass));
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}
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#ifdef ERROR1
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void checkNotCompile1(BaseClass b) {
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useDerivedClass(b);
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}
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#endif
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#ifdef ERROR2
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void checkNotCompile2(SiblingDerivedClass b) {
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DerivedClass c = b;
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}
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#endif
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int main() {
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{
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auto x = returnDerivedClass();
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useBaseClass(x);
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useDerivedClass(x);
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assert(passByValue(x) == 1);
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assert(passByRef(x) == 1);
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{
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assert(getRetainCount(x) == 1);
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BaseClass baseCopy = x;
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useBaseClass(baseCopy);
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assert(getRetainCount(x) == 2);
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baseCopy = x;
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assert(getRetainCount(x) == 2);
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}
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}
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// CHECK: init BaseClass
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// CHECK-NEXT: init DerivedClass
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// CHECK-NEXT: useBaseClass, type=Class.DerivedClass
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// CHECK-NEXT: useDerivedClass, type=Class.DerivedClass
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// CHECK-NEXT: useBaseClass, type=Class.DerivedClass
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// CHECK-NEXT: destroy DerivedClass
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// CHECK-NEXT: destroy BaseClass
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{
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auto x = returnDerivedDerivedClass();
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useBaseClass(x);
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useDerivedClass(x);
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assert(passByValue(x) == 1);
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assert(passByRef(x) == 1);
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assert(passByRef2(x) == 2);
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}
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// CHECK-NEXT: init BaseClass
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// CHECK-NEXT: init DerivedClass
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// CHECK-NEXT: init DerivedDerivedClass
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// CHECK-NEXT: useBaseClass, type=Class.DerivedDerivedClass
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// CHECK-NEXT: useDerivedClass, type=Class.DerivedDerivedClass
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// CHECK-NEXT: destroy DerivedDerivedClass
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// CHECK-NEXT: destroy DerivedClass
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// CHECK-NEXT: destroy BaseClass
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return 0;
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}
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