1  /* Copyright (C) 2002 Free Software Foundation, Inc.  */
       2  
       3  /* { dg-do preprocess } */
       4  /* { dg-options "-std=c99" } */
       5  
       6  /* Source: Neil Booth, 6 Aug 2002.
       7  
       8     Tests that we DTRT with varargs commas for a single-parameter macro
       9     when in standards-conforming mode.  */
      10  
      11  #define f(...) , ## __VA_ARGS__
      12  
      13  /* The comma from f's expansion should be retained (standards
      14     conforming mode only).  Tests that it isn't in non-standards mode
      15     include macro8.c and vararg1.c.  */
      16  #if 2 f() 3		  /* { dg-bogus "missing binary operator" } */
      17  #endif