gcc/testsuite/gcc.dg/cpp/vararg4.c

   1 /* Copyright (C) 2002 Free Software Foundation, Inc.  */
   2
   3 /* { dg-do preprocess } */
   4 /* { dg-options -std=gnu99 } */
   5
   6 /* Source: Neil Booth, 6 Aug 2002.
   7
   8    Tests that we DTRT with varargs commas.  */
   9
  10 #define g(a, ...) a , ## __VA_ARGS__
  11
  12 /* The comma from g's expansion should be retained.  */
  13 #if g (2, ) 3             /* { dg-bogus "missing binary operator" } */
  14 #endif