linux下编程用 编译软件

				// { dg-do run  }				// GROUPS passed pure-virt				extern "C" int printf (const char *, ...);				class Base {				public:				  virtual ~Base() =0;				};								class Deranged : public Base {				public:				  int value;				  virtual ~Deranged();				};												Deranged::~Deranged(){}								void foo() {				  Deranged d;				}								int main()				{				  foo();				  printf("PASS\n");				  return 0;				}								Base::~Base () { }