linux下编程用 编译软件

				/* PR c/9262 */				/* Originator: Rasmus Hahn  */				/* { dg-do compile } */								int foo(int i)				{				  switch (i)				    case 3:				      return 1;				    case 4:      /* { dg-error "not within a switch statement" } */				      return 1;				}