linux下编程用 编译软件

				// { dg-do compile }								// Origin: Mike Reed 								// PR c++/11174: Access checking of pointer-to-member function								class A {				protected:				  void foo() {}			// { dg-error "protected" }				public:				  A();				};								class B : public A {				  void bar() {				    A a;				    void (A::*pmf)() = &A::foo;	// { dg-error "this context" }				    (a.*pmf)();				  }				};