gnu/dist/gcc4/gcc/testsuite/gcc.dg/cpp/paste9.c

   1 /* Copyright (C) 2000 Free Software Foundation, Inc.  */
   2
   3 /* { dg-do run } */
   4 /* { dg-options "" } */
   5
   6 /* Apparently older preprocessors used to fail this test.  */
   7
   8 #include <string.h>
   9
  10 extern void abort (void);
  11
  12 #define S(str, args...) "  " str "\n", ##args
  13
  14 int
  15 main()
  16 {
  17   const char *s = S("foo");
  18
  19   if (strchr (s, '\n') == NULL)
  20     abort ();
  21
  22   return 0;
  23 }