mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-01 04:29:57 +00:00
65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
|
//===- unittest/ADT/IntrusiveRefCntPtrTest.cpp ----------------------------===//
|
||
|
//
|
||
|
// The LLVM Compiler Infrastructure
|
||
|
//
|
||
|
// This file is distributed under the University of Illinois Open Source
|
||
|
// License. See LICENSE.TXT for details.
|
||
|
//
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
#include "llvm/ADT/IntrusiveRefCntPtr.h"
|
||
|
#include "gtest/gtest.h"
|
||
|
|
||
|
namespace llvm {
|
||
|
|
||
|
struct VirtualRefCounted : public RefCountedBaseVPTR {
|
||
|
virtual void f() {}
|
||
|
};
|
||
|
|
||
|
// Run this test with valgrind to detect memory leaks.
|
||
|
TEST(IntrusiveRefCntPtr, RefCountedBaseVPTRCopyDoesNotLeak) {
|
||
|
VirtualRefCounted *V1 = new VirtualRefCounted;
|
||
|
IntrusiveRefCntPtr<VirtualRefCounted> R1 = V1;
|
||
|
VirtualRefCounted *V2 = new VirtualRefCounted(*V1);
|
||
|
IntrusiveRefCntPtr<VirtualRefCounted> R2 = V2;
|
||
|
}
|
||
|
|
||
|
struct SimpleRefCounted : public RefCountedBase<SimpleRefCounted> {};
|
||
|
|
||
|
// Run this test with valgrind to detect memory leaks.
|
||
|
TEST(IntrusiveRefCntPtr, RefCountedBaseCopyDoesNotLeak) {
|
||
|
SimpleRefCounted *S1 = new SimpleRefCounted;
|
||
|
IntrusiveRefCntPtr<SimpleRefCounted> R1 = S1;
|
||
|
SimpleRefCounted *S2 = new SimpleRefCounted(*S1);
|
||
|
IntrusiveRefCntPtr<SimpleRefCounted> R2 = S2;
|
||
|
}
|
||
|
|
||
|
struct InterceptRefCounted : public RefCountedBase<InterceptRefCounted> {
|
||
|
InterceptRefCounted(bool *Released, bool *Retained)
|
||
|
: Released(Released), Retained(Retained) {}
|
||
|
bool * const Released;
|
||
|
bool * const Retained;
|
||
|
};
|
||
|
template <> struct IntrusiveRefCntPtrInfo<InterceptRefCounted> {
|
||
|
static void retain(InterceptRefCounted *I) {
|
||
|
*I->Retained = true;
|
||
|
I->Retain();
|
||
|
}
|
||
|
static void release(InterceptRefCounted *I) {
|
||
|
*I->Released = true;
|
||
|
I->Release();
|
||
|
}
|
||
|
};
|
||
|
TEST(IntrusiveRefCntPtr, UsesTraitsToRetainAndRelease) {
|
||
|
bool Released = false;
|
||
|
bool Retained = false;
|
||
|
{
|
||
|
InterceptRefCounted *I = new InterceptRefCounted(&Released, &Retained);
|
||
|
IntrusiveRefCntPtr<InterceptRefCounted> R = I;
|
||
|
}
|
||
|
EXPECT_TRUE(Released);
|
||
|
EXPECT_TRUE(Retained);
|
||
|
}
|
||
|
|
||
|
} // end namespace llvm
|