1  /* Test that we correctly complain about an invalid number of macro
       2     arguments.  */
       3  
       4  /* { dg-do preprocess } */
       5  
       6  #define f(x) x
       7  #define g(x, y) x y
       8  #define h()
       9  
      10  f(); 		/* { dg-bogus "-:requires 1" "no arg is 1 empty arg" } */
      11  f( ); 		/* { dg-bogus "-:macro" "1 arg to 1 param macro" } */
      12  f(1,); 		/* { dg-error "-:passed 2" "2 args to 1 param macro" } */
      13  f(1,2);		/* { dg-error "-:passed 2" "2 args to 1 param macro" } */
      14  h();		/* { dg-bogus "-:macro" "no arg to 1 param macro" } */
      15  h( );		/* { dg-error "-:passed 1" "1 arg to 0 param macro" } */
      16  h(1,2);		/* { dg-error "-:passed 2" "2 args to 0 param macro" } */
      17  g();		/* { dg-error "-:requires 2" "0 args to 2 param macro" } */
      18  g( );		/* { dg-error "-:requires 2" "1 args to 2 param macro" } */
      19  g( ,2);		/* { dg-bogus "-:requires 2" "2 args to 2 param macro" } */
      20  g(,);		/* { dg-bogus "-:requires 2" "2 args to 2 param macro" } */
      21  g(1,2,3);	/* { dg-error "-:passed 3" "3 args to 2 param macro" } */