linux下编程用 编译软件

				/* { dg-do compile } */				/* { dg-options "-std=gnu99" } */				/* Check that 'noreturn' and 'volatile extern' are compatible.  				   The testsuite uses -ansi -pedantic-errors by default, so this has				   to override.  */				extern void xxx (int) __attribute__((noreturn));				typedef void voidfn (int);				__volatile extern voidfn xxx;