+++ /dev/null
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wc++11-extensions"
-
-#include <darwintest.h>
-#include <darwintest_utils.h>
-#include <stdio.h>
-#include <assert.h>
-#include <typeinfo>
-
-#if 0
-# define OSPTR_LOG T_LOG
-#elif 0
-# define OSPTR_LOG printf
-#else
-# define OSPTR_LOG(x...) do { } while(0)
-#endif
-
-T_GLOBAL_META(
- T_META_NAMESPACE("osptr"),
- T_META_CHECK_LEAKS(false),
- T_META_RUN_CONCURRENTLY(true)
- );
-
-static int num_instances = 0;
-static int num_retains = 0;
-static int num_releases = 0;
-
-class OSMetaClassBase
-{
- static int id_counter;
- static OSMetaClassBase *freelist;
-
-public:
- int inst_id;
- mutable int refcount;
- mutable OSMetaClassBase *next;
- static void *type_id;
-
- OSMetaClassBase() : refcount(1), next(nullptr)
- {
- inst_id = id_counter++;
- num_instances++;
- OSPTR_LOG("[%p, %d] constructed\n", this, inst_id);
- }
-
- virtual ~OSMetaClassBase()
- {
- OSPTR_LOG("[%p, %d] destroyed\n", this, inst_id);
- }
-
- virtual void
- retain() const
- {
- T_QUIET; T_EXPECT_GT_INT(refcount, 0, "Instance resurrected");
- refcount++;
- num_retains++;
- OSPTR_LOG("[%p, %d] retain, refcount=%d\n", this, inst_id, refcount);
- }
-
- virtual void
- release() const
- {
- T_QUIET; T_EXPECT_GT_INT(refcount, 0, "Double free");
- refcount--;
- num_releases++;
- OSPTR_LOG("[%p, %d] release, refcount=%d\n", this, inst_id, refcount);
-
- /*
- * Don't delete the object, but keep it around so that we
- * can detect double frees
- */
- if (refcount == 0) {
- num_instances--;
- this->next = freelist;
- freelist = const_cast<OSMetaClassBase *>(this);
- }
- }
-
- virtual void
- taggedRetain(void *tag) const
- {
- OSPTR_LOG("tag[%p] ", tag);
- retain();
- }
-
- virtual void
- taggedRelease(void *tag) const
- {
- OSPTR_LOG("tag[%p] ", tag);
- release();
- }
-};
-
-int OSMetaClassBase::id_counter;
-OSMetaClassBase *OSMetaClassBase::freelist;
-
-void *OSMetaClassBase::type_id;
-
-#define OSTypeID(T) T::type_id
-#define OSTypeAlloc(T) new T
-#define OSDynamicCast(T, p) dynamic_cast<T *>(p)
-
-#define LIBKERN_SMART_POINTERS
-#include <libkern/c++/OSPtr.h>
-
-class Base : public OSMetaClassBase {
-public:
- Base() : OSMetaClassBase()
- {
- }
-};
-
-class Derived : public Base {
-public:
- Derived() : Base()
- {
- }
-};
-
-class Other : public OSMetaClassBase {
-public:
- Other() : OSMetaClassBase()
- {
- }
-};
-
-typedef OSPtr<Base> BasePtr;
-typedef OSPtr<Derived> DerivedPtr;
-typedef OSPtr<Other> OtherPtr;
-
-static void
-default_constructor()
-{
- BasePtr a;
- T_ASSERT_NULL(a.get(), "Default NULL construction");
- T_ASSERT_EQ_INT(num_instances, 0, "No instances created");
-}
-
-static void
-null_constructor()
-{
- BasePtr a(nullptr);
- T_ASSERT_NULL(a.get(), "Default NULL construction");
- T_ASSERT_EQ_INT(num_instances, 0, "No instances created");
-}
-
-static void
-raw_constructor()
-{
- Base *a = new Base();
- T_ASSERT_EQ_INT(num_instances, 1, "Created instance");
-
- {
- BasePtr p(a);
-
- T_ASSERT_EQ_INT(num_instances, 1, "No new instance");
- T_ASSERT_EQ_PTR(p.get(), a, "osptr bound to correct object");
- T_ASSERT_EQ_INT(a->refcount, 2, "Object refcount incremented");
- }
-
- T_ASSERT_EQ_INT(a->refcount, 1, "Object refcount decremented");
- a->release();
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
-}
-
-static void
-alloc()
-{
- BasePtr a = BasePtr::alloc();
-
- T_ASSERT_NOTNULL(a.get(), "osptr seated");
- T_ASSERT_EQ_INT(num_instances, 1, "Instance created");
- T_ASSERT_EQ_INT(a->refcount, 1, "Reference created");
-}
-
-static void
-destroy()
-{
- {
- BasePtr a = BasePtr::alloc();
- T_ASSERT_EQ_INT(num_instances, 1, "Instance created");
- }
-
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
-}
-
-static void
-copy()
-{
- BasePtr a = BasePtr::alloc();
- BasePtr b;
- int a_id = a->inst_id;
-
- BasePtr a_copy(a);
-
- T_ASSERT_EQ_INT(a_copy->inst_id, a_id, NULL);
- T_ASSERT_EQ_INT(a->refcount, 2, NULL);
- T_ASSERT_EQ_INT(a_copy->refcount, 2, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 1, NULL);
-
- BasePtr b_copy(b);
- T_ASSERT_NULL(b_copy.get(), "Copy null osptr");
-
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 1, NULL);
-
- BasePtr a_copy2 = a;
- T_ASSERT_EQ_PTR(a_copy2.get(), a.get(), NULL);
-
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 2, NULL);
- T_EXPECT_EQ_INT(num_releases, 0, NULL);
-}
-
-static void
-copy_subclass()
-{
- auto a = DerivedPtr::alloc();
- BasePtr b(a);
-
- T_ASSERT_EQ_PTR(a.get(), b.get(), NULL);
- T_ASSERT_EQ_INT(b->refcount, 2, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-
- a = nullptr;
- T_ASSERT_NOTNULL(b.get(), NULL);
- T_ASSERT_EQ_INT(b->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-}
-
-static void
-assign()
-{
- int a_id, b_id;
-
- BasePtr p;
- BasePtr a = BasePtr::alloc();
- BasePtr b = BasePtr::alloc();
-
- a_id = a->inst_id;
- b_id = b->inst_id;
-
- p = a;
-
- T_ASSERT_EQ_PTR(p.get(), a.get(), "Assigned osptr references same object");
- T_ASSERT_EQ_INT(p->inst_id, a_id, NULL);
- T_ASSERT_EQ_INT(a->refcount, 2, "Assigned osptr bumps refcount");
- T_QUIET; T_ASSERT_TRUE(b->refcount == 1, NULL);
-
- p = b;
-
- T_ASSERT_EQ_PTR(p.get(), b.get(), "Assigned osptr references same object");
- T_ASSERT_EQ_INT(p->inst_id, b_id, NULL);
- T_ASSERT_EQ_INT(a->refcount, 1, "Previous assignee drops reference");
- T_ASSERT_EQ_INT(b->refcount, 2, "New assignee bumps reference");
-
- T_ASSERT_EQ_INT(a->inst_id, a_id, NULL);
- T_ASSERT_EQ_INT(b->inst_id, b_id, NULL);
-
- a = nullptr;
-
- T_ASSERT_EQ_INT(num_instances, 1, "Assignment to null releases object");
-
- b = nullptr;
- p = nullptr;
-
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
-}
-
-static void
-assign_raw()
-{
- Base *a1 = new Base();
- Base *a2 = new Base();
-
- {
- BasePtr p;
-
- p = a1;
- T_ASSERT_EQ_PTR(p.get(), a1, NULL);
- T_ASSERT_EQ_INT(a1->refcount, 2, NULL);
- T_ASSERT_EQ_INT(a2->refcount, 1, NULL);
-
- p = a2;
- T_ASSERT_EQ_PTR(p.get(), a2, NULL);
- T_ASSERT_EQ_INT(a1->refcount, 1, NULL);
- T_ASSERT_EQ_INT(a2->refcount, 2, NULL);
- }
-
- T_ASSERT_EQ_INT(a1->refcount, 1, NULL);
- T_ASSERT_EQ_INT(a2->refcount, 1, NULL);
-
- a1->release();
- a2->release();
-
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
-}
-
-static void
-assign_null()
-{
- BasePtr a = BasePtr::alloc();
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-
- a = nullptr;
-
- T_ASSERT_NULL(a.get(), NULL);
- T_ASSERT_EQ_INT(num_instances, 0, "No instances created");
-
- a = BasePtr::alloc();
- BasePtr b(a.get());
-
- T_ASSERT_EQ_INT(a->refcount, 2, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-
- b = nullptr;
-
- T_ASSERT_EQ_INT(a->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-
- a = nullptr;
-
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
-}
-
-static void
-assign_subclass()
-{
- int a_id, b_id;
-
- OSPtr<OSMetaClassBase> base;
- BasePtr a = BasePtr::alloc();
- BasePtr b = BasePtr::alloc();
-
- a_id = a->inst_id;
- b_id = b->inst_id;
-
- base = a;
-
- T_ASSERT_TRUE(base.get() == static_cast<OSMetaClassBase *>(a.get()), NULL);
- T_ASSERT_TRUE(base->inst_id == a_id, NULL);
- T_ASSERT_TRUE(a->refcount == 2, NULL);
- T_ASSERT_TRUE(b->refcount == 1, NULL);
-
- base = b;
-
- T_ASSERT_TRUE(base.get() == static_cast<OSMetaClassBase *>(b.get()), NULL);
- T_ASSERT_TRUE(base->inst_id == b_id, NULL);
- T_ASSERT_TRUE(a->refcount == 1, NULL);
- T_ASSERT_TRUE(b->refcount == 2, NULL);
-
- T_ASSERT_TRUE(a->inst_id == a_id, NULL);
- T_ASSERT_TRUE(b->inst_id == b_id, NULL);
-
- a = nullptr;
-
- T_ASSERT_TRUE(num_instances == 1, NULL);
-
- b = nullptr;
- base = nullptr;
-
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
-}
-
-static void
-assign_compatible()
-{
- OSPtr<Base> a = OSPtr<Base>::alloc();
- OSPtr<const Base> b = a;
- T_ASSERT_EQ_PTR(a.get(), b.get(), NULL);
-
- OSPtr<Derived> c = OSPtr<Derived>::alloc();
- OSPtr<Base> d = c;
- T_ASSERT_EQ_PTR(c.get(), d.get(), NULL);
-}
-
-static void
-move()
-{
- OSPtr<const Base> a = OSPtr<const Base>::alloc();
- int a_id = a->inst_id;
-
- OSPtr<const Base> b(os::move(a));
-
- T_ASSERT_TRUE(a.get() == NULL, NULL);
- T_ASSERT_TRUE(b->inst_id == a_id, NULL);
- T_ASSERT_TRUE(b->refcount == 1, NULL);
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 0, NULL);
-}
-
-static void
-move_assign()
-{
- OSPtr<const Base> a = OSPtr<const Base>::alloc();
- OSPtr<const Base> b = OSPtr<const Base>::alloc();
- int a_id = a->inst_id;
- int b_id = b->inst_id;
-
- OSPtr<const Base> d;
-
- d = os::move(a);
-
- T_ASSERT_TRUE(a.get() == NULL, NULL);
- T_ASSERT_TRUE(d->inst_id == a_id, NULL);
- T_ASSERT_TRUE(d->refcount == 1, NULL);
- T_ASSERT_TRUE(num_instances == 2, NULL);
-
- d = os::move(b);
- T_ASSERT_TRUE(a.get() == NULL, NULL);
- T_ASSERT_TRUE(b.get() == NULL, NULL);
- T_ASSERT_TRUE(d->inst_id == b_id, NULL);
- T_ASSERT_TRUE(d->refcount == 1, NULL);
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 0, NULL);
-}
-
-static void
-move_assign_null()
-{
- BasePtr a = BasePtr::alloc();
- BasePtr b = a;
-
- T_EXPECT_EQ_INT(num_retains, 1, NULL);
-
- a = os::move(nullptr);
-
- T_ASSERT_TRUE(a.get() == NULL, NULL);
- T_ASSERT_TRUE(b->refcount == 1, NULL);
-
- b = os::move(nullptr);
-
- T_ASSERT_EQ_INT(num_instances, 0, "All instances released");
- T_EXPECT_EQ_INT(num_retains, 1, NULL);
-}
-
-static void
-move_assign_raw()
-{
- BasePtr a = BasePtr::alloc();
- Base *b = new Base;
- Base *tmp = b;
-
- T_ASSERT_EQ_INT(num_instances, 2, NULL);
-
- a = os::move(tmp);
-
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_ASSERT_NULL(tmp, NULL);
- T_ASSERT_EQ_PTR(a.get(), b, NULL);
- T_ASSERT_EQ_INT(a->refcount, 2, NULL);
- b->release();
- T_ASSERT_EQ_INT(a->refcount, 1, NULL);
-}
-
-static void
-move_assign_subclass()
-{
- auto a = DerivedPtr::alloc();
- BasePtr b;
-
- b = os::move(a);
-
- T_ASSERT_NULL(a.get(), NULL);
- T_ASSERT_NOTNULL(b.get(), NULL);
- T_ASSERT_EQ_INT(b->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-}
-
-static void
-move_assign_self()
-{
- OSPtr<const Base> a = OSPtr<const Base>::alloc();
- int a_id = a->inst_id;
-
- a = os::move(a);
-
- T_ASSERT_NOTNULL(a.get(), "osptr seated");
- T_ASSERT_TRUE(a->inst_id == a_id, NULL);
- T_ASSERT_TRUE(a->refcount == 1, NULL);
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 0, NULL);
-}
-
-static void
-test_const_cast()
-{
- OSPtr<const Base> a = OSPtr<const Base>::alloc();
-
- OSPtr<Base> b;
-
- b = a.const_pointer_cast<Base>();
-
- T_ASSERT_TRUE(a.get() == b.get(), NULL);
- T_ASSERT_TRUE(a->refcount == 2, NULL);
- T_ASSERT_TRUE(b->refcount == 2, NULL);
-
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 1, NULL);
-}
-
-static void
-const_cast_move()
-{
- OSPtr<const Base> a = OSPtr<const Base>::alloc();
- int a_id = a->inst_id;
-
- OSPtr<Base> b;
-
- b = os::move(a).const_pointer_cast<Base>();
-
- T_ASSERT_TRUE(a.get() == NULL, NULL);
- T_ASSERT_TRUE(b->inst_id == a_id, NULL);
- T_ASSERT_TRUE(b->refcount == 1, NULL);
-
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 0, NULL);
-}
-
-static void
-const_cast_move_self()
-{
- BasePtr a = BasePtr::alloc();
- int a_id = a->inst_id;
-
- a = os::move(a).const_pointer_cast<Base>();
-
- T_ASSERT_NOTNULL(a.get(), "osptr seated");
- T_ASSERT_TRUE(a->inst_id == a_id, NULL);
- T_ASSERT_TRUE(a->refcount == 1, NULL);
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_ASSERT_TRUE(num_retains == 0, NULL);
-}
-
-static void
-test_static_cast()
-{
- DerivedPtr a = DerivedPtr::alloc();
-
- BasePtr b;
-
- b = a.static_pointer_cast<Base>();
-
- T_ASSERT_TRUE(a.get() == b.get(), NULL);
- T_ASSERT_TRUE(a->refcount == 2, NULL);
- T_ASSERT_TRUE(b->refcount == 2, NULL);
-
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_EXPECT_TRUE(num_retains == 1, NULL);
-}
-
-static void
-static_cast_move()
-{
- DerivedPtr a = DerivedPtr::alloc();
- int a_id = a->inst_id;
-
- BasePtr b;
-
- b = os::move(a).static_pointer_cast<Base>();
-
- T_ASSERT_NULL(a.get(), NULL);
- T_ASSERT_EQ_INT(b->inst_id, a_id, NULL);
- T_ASSERT_EQ_INT(b->refcount, 1, NULL);
-
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_EXPECT_EQ_INT(num_retains, 0, NULL);
-}
-
-static void
-static_cast_move_self()
-{
- BasePtr a = BasePtr::alloc();
- int a_id = a->inst_id;
-
- a = os::move(a).static_pointer_cast<Base>();
-
- T_ASSERT_NOTNULL(a.get(), "osptr seated");
- T_ASSERT_TRUE(a->inst_id == a_id, NULL);
- T_ASSERT_TRUE(a->refcount == 1, NULL);
- T_ASSERT_TRUE(num_instances == 1, NULL);
- T_ASSERT_TRUE(num_retains == 0, NULL);
-}
-
-static void
-tagged_ptr()
-{
- OSTaggedPtr<Base, Derived> a;
- auto b = OSTaggedPtr<Derived, Base>::alloc();
-
- T_ASSERT_NULL(a.get(), NULL);
- T_ASSERT_NOTNULL(b.get(), NULL);
-
- T_ASSERT_TRUE(typeid(a.get()) == typeid(Base *), NULL);
- T_ASSERT_TRUE(typeid(b.get()) == typeid(Derived *), NULL);
-}
-
-static void
-attach()
-{
- Base *a = new Base();
- BasePtr b;
- b.attach(os::move(a));
-
- T_ASSERT_NULL(a, NULL);
- T_ASSERT_NOTNULL(b.get(), NULL);
- T_ASSERT_EQ_INT(b->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_ASSERT_EQ_INT(num_retains, 0, NULL);
-
- b.attach(new Base);
- T_ASSERT_NOTNULL(b.get(), NULL);
- T_ASSERT_EQ_INT(b->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_ASSERT_EQ_INT(num_retains, 0, NULL);
- T_ASSERT_EQ_INT(num_releases, 1, NULL);
-}
-
-static void
-detach()
-{
- BasePtr a = BasePtr::alloc();
- Base *p = a.detach();
-
- T_ASSERT_NULL(a.get(), NULL);
- T_ASSERT_NOTNULL(p, NULL);
- T_ASSERT_EQ_INT(p->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
- T_ASSERT_EQ_INT(num_retains, 0, NULL);
- T_ASSERT_EQ_INT(num_releases, 0, NULL);
-
- BasePtr b(os::move(p), os::no_retain); // re-seat so that 'p' gets freed
-}
-
-static void
-foreign()
-{
- auto a = OSPtr<Base>::alloc();
- auto b = OSTaggedPtr<Base, Derived>::alloc();
-
- void *a_ptr = a.get();
- void *b_ptr = b.get();
-
- a.swap(b);
-
- T_ASSERT_EQ_PTR(b.get(), a_ptr, NULL);
- T_ASSERT_EQ_PTR(a.get(), b_ptr, NULL);
- T_ASSERT_EQ_INT(a->refcount, 1, NULL);
- T_ASSERT_EQ_INT(b->refcount, 1, NULL);
- T_ASSERT_EQ_INT(num_instances, 2, NULL);
- T_ASSERT_GE_INT(num_retains, 2, NULL);
-}
-
-static void
-test_dynamic_cast()
-{
- auto a = DerivedPtr::alloc();
- T_ASSERT_NOTNULL(a.get(), NULL);
- BasePtr b = a;
-
- auto c = b.dynamic_pointer_cast<Derived>();
- T_ASSERT_NOTNULL(c.get(), NULL);
-
- T_ASSERT_EQ_INT(c->refcount, 3, NULL);
- T_ASSERT_EQ_INT(num_instances, 1, NULL);
-
- auto d = OtherPtr::alloc();
- auto e = d.dynamic_pointer_cast<Derived>();
- auto f = OSDynamicCastPtr<Derived>(OtherPtr::alloc());
-
- T_ASSERT_NULL(e.get(), NULL);
- T_ASSERT_NULL(f.get(), NULL);
-
- T_ASSERT_EQ_INT(num_instances, 2, NULL);
- T_ASSERT_EQ_INT(d->refcount, 1, NULL);
-
- auto g = OSDynamicCastPtr<Base>(DerivedPtr::alloc());
- T_ASSERT_EQ_INT(num_instances, 3, NULL);
- T_ASSERT_EQ_INT(g->refcount, 1, NULL);
-}
-
-#define OSPTR_TEST_DECL(name) \
- T_DECL(name, #name) { \
- num_instances = 0; \
- num_retains = 0; \
- num_releases = 0; \
- name(); \
- T_QUIET; T_ASSERT_EQ_INT(num_instances, 0, "Instance leak"); \
- }
-
-OSPTR_TEST_DECL(default_constructor)
-OSPTR_TEST_DECL(null_constructor)
-OSPTR_TEST_DECL(raw_constructor)
-OSPTR_TEST_DECL(alloc)
-OSPTR_TEST_DECL(destroy)
-OSPTR_TEST_DECL(copy)
-OSPTR_TEST_DECL(copy_subclass)
-OSPTR_TEST_DECL(assign)
-OSPTR_TEST_DECL(assign_raw)
-OSPTR_TEST_DECL(assign_null)
-OSPTR_TEST_DECL(assign_subclass)
-OSPTR_TEST_DECL(assign_compatible)
-OSPTR_TEST_DECL(move)
-OSPTR_TEST_DECL(move_assign)
-OSPTR_TEST_DECL(move_assign_null)
-OSPTR_TEST_DECL(move_assign_raw)
-OSPTR_TEST_DECL(move_assign_subclass)
-OSPTR_TEST_DECL(move_assign_self)
-OSPTR_TEST_DECL(test_const_cast)
-OSPTR_TEST_DECL(const_cast_move)
-OSPTR_TEST_DECL(const_cast_move_self)
-OSPTR_TEST_DECL(test_static_cast)
-OSPTR_TEST_DECL(static_cast_move)
-OSPTR_TEST_DECL(static_cast_move_self)
-OSPTR_TEST_DECL(tagged_ptr)
-OSPTR_TEST_DECL(attach)
-OSPTR_TEST_DECL(detach)
-OSPTR_TEST_DECL(foreign)
-OSPTR_TEST_DECL(test_dynamic_cast)
-
-
-/*
- * Test that the "trivial_abi" attribute works as expected
- */
-
-struct Complex {
- uintptr_t val;
- Complex() : val(71)
- {
- }
- ~Complex()
- {
- }
-};
-
-struct Trivial {
- uintptr_t val;
- Trivial() : val(42)
- {
- }
- ~Trivial()
- {
- }
-} __attribute__((trivial_abi));
-
-/* defined in osptr_helper.cpp */
-__BEGIN_DECLS
-extern uintptr_t pass_trivial(Trivial);
-extern uintptr_t pass_complex(Complex);
-__END_DECLS
-Trivial return_trivial(uintptr_t);
-Complex return_complex(uintptr_t);
-
-T_DECL(trivial_abi, "Test trivial_abi classes are passed by value")
-{
- Trivial a;
- uintptr_t x = pass_trivial(a);
- T_EXPECT_EQ_ULONG(a.val, x, "Trivial class argument passed by-value");
-
- Complex b;
- uintptr_t y = pass_complex(b);
- T_EXPECT_NE_ULONG(b.val, y, "Non-trivial class argument passed by-reference");
-
- Trivial c = return_trivial(55);
- T_EXPECT_EQ_ULONG(c.val, 55UL, "Trivial class returned by-value");
-
- Complex d = return_complex(99);
- T_EXPECT_NE_ULONG(d.val, 99UL, "Non-trivial class returned by-reference");
-}
-
-#pragma clang diagnostic pop
projects / apple / xnu.git / blobdiff