linux下编程用 编译软件

				// PR c++/16276				// { dg-do link }				// { dg-additional-sources " comdat4-aux.cc" }				// { dg-options "-O2" }								extern void				bar (int x);								inline void				foo (int i)				{				  switch (i)				    {				    case 3:				    case 5:				    case 6:				    case 9:				    case 15:				      bar (1);				      break;				    case 2:				    case 4:				    case 7:				    case 10:				    case 11:				    case 12:				      bar (2);				      break;				    case 0:				    case 1:				    case 8:				    case 13:				    case 16:				      bar (3);				      break;				    case 14:				      bar (4);				      break;				    default:				      bar (5);				      break;				    }				}								void *fooaddr = (void *) foo;								void				bar (int x)				{				  __asm __volatile ("" : : "r" (x));				}								int				main (void)				{				  return 0;				}