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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
108 lines
3.5 KiB
C++
108 lines
3.5 KiB
C++
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend %S/swift-class-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-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: %empty-directory(%t-evo)
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// RUN: %target-swift-frontend %S/swift-class-in-cxx.swift -typecheck -module-name Class -clang-header-expose-decls=all-public -enable-library-evolution -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-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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#include <cstdio>
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extern "C" size_t swift_retainCount(void * _Nonnull obj);
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size_t getRetainCount(const Class::ClassWithIntField & swiftClass) {
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void *p = swift::_impl::_impl_RefCountedClass::getOpaquePointer(swiftClass);
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return swift_retainCount(p);
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}
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int main() {
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using namespace Class;
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// Ensure that the class is released.
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{
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auto x = returnClassWithIntField();
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assert(getRetainCount(x) == 1);
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}
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// CHECK: init ClassWithIntField
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// CHECK-NEXT: destroy ClassWithIntField
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{
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auto x = returnClassWithIntField();
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{
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takeClassWithIntField(x);
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assert(getRetainCount(x) == 1);
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auto x2 = passThroughClassWithIntField(x);
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assert(getRetainCount(x) == 2);
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assert(getRetainCount(x2) == 2);
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takeClassWithIntField(x2);
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assert(getRetainCount(x) == 2);
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}
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assert(getRetainCount(x) == 1);
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takeClassWithIntField(x);
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}
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// CHECK-NEXT: init ClassWithIntField
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// CHECK-NEXT: ClassWithIntField: 0;
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// CHECK-NEXT: ClassWithIntField: 42;
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// CHECK-NEXT: ClassWithIntField: 42;
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// CHECK-NEXT: destroy ClassWithIntField
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{
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auto x = returnClassWithIntField();
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assert(getRetainCount(x) == 1);
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takeClassWithIntFieldInout(x);
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assert(getRetainCount(x) == 1);
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takeClassWithIntField(x);
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}
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// CHECK-NEXT: init ClassWithIntField
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// CHECK-NEXT: init ClassWithIntField
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// CHECK-NEXT: destroy ClassWithIntField
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// CHECK-NEXT: ClassWithIntField: -11;
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// CHECK-NEXT: destroy ClassWithIntField
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{
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auto x = returnClassWithIntField();
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{
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auto x2 = x;
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assert(getRetainCount(x) == 2);
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}
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assert(getRetainCount(x) == 1);
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}
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// CHECK-NEXT: init ClassWithIntField
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// CHECK-NEXT: destroy ClassWithIntField
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{
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auto x = returnClassWithIntField();
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{
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auto x2 = returnClassWithIntField();
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assert(getRetainCount(x2) == 1);
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assert(getRetainCount(x) == 1);
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x = x2;
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assert(getRetainCount(x) == 2);
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}
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takeClassWithIntField(x);
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assert(getRetainCount(x) == 1);
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}
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// CHECK-NEXT: init ClassWithIntField
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// CHECK-NEXT: init ClassWithIntField
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// CHECK-NEXT: destroy ClassWithIntField
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// CHECK-NEXT: ClassWithIntField: 0;
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// CHECK-NEXT: destroy ClassWithIntField
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return 0;
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}
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