1  /* Test error in C11 for no arguments passed for variable arguments to a
       2     macro.  */
       3  /* { dg-do preprocess } */
       4  /* { dg-options "-std=c11 -pedantic-errors" } */
       5  
       6  #define M(X, ...) X
       7  
       8  M (x); /* { dg-error "requires at least one argument" } */
       9  M (x, y);