C++内存泄露检测

#include 
#include 

static unsigned int totalCount = 0;

struct TestStruct
{
	public:
		TestStruct()
		{
		}
		~TestStruct()
		{
		}
};

void* operator new(size_t size)
{
	printf("(Enter new)n");
	++totalCount;
	char* alloced = nullptr;
	try
	{
		alloced = (char*)malloc(size);
	}
	catch(std::bad_alloc exception)
	{
		throw(exception);
	}
	return alloced;
}

void operator delete(void* pointer)
{
	printf("(Enter delete)n");
	--totalCount;
	try
	{
		free(pointer);
	}
	catch(std::exception s)
	{
		throw(s);
	}
}


int main(int argc, const char** argv)
{
	printf("This is a sample for rewirte operator new and deleten");
	TestStruct* sss = new TestStruct();

	delete sss;
	if (totalCount != 0) 
	{
		printf("Trigger Assertion!n");
		assert(totalCount == 0);
	}
	printf("Exit Normaly!n");
	return 0;
}