linux下编程用 编译软件

				/* Test that undefined names evaluate to zero, that macros after a				   funlike macro are expanded, and that if it is a '(' the funlike				   macro is not treated as such.  */								/* { dg-do run } */								extern void abort (void);								#define f(x) x								int main ()				{				#if f(1) == f /**/ (/**/1/**/)				  int x;				#endif								  x = 0;				  if (f				      /**/   (					      /**/ 0/**/					      /**/)				      )				    abort ();								  return 0;				}