gnu/dist/gcc4/gcc/testsuite/gcc.dg/cpp/macro4.c

   1 /* Copyright (C) 2000 Free Software Foundation, Inc.  */
   2
   3 /* { dg-do preprocess } */
   4
   5 /* Test source Neil Booth.  */
   6
   7 #define glue(x, y) x ## y
   8 #define xglue(x, y) glue (x, y)
   9
  10 /* Should expand to glue (1, 2), then 12.  */
  11 #if glue (xgl, ue) (1, 2) != 12
  12 #error glue macro
  13 #endif