gcc/testsuite/gcc.dg/cpp/counter-1.c

   1 /* Copyright (C) 2007 Free Software Foundation
   2    Contributed by Ollie Wild <aaw@google.com> */
   3
   4 /* { dg-do preprocess } */
   5
   6 /* Tests __COUNTER__ macro is correctly expanded.  */
   7
   8 #define counter __COUNTER__
   9
  10 #if __COUNTER__ != 0
  11 #error __COUNTER__ != 0
  12 #endif
  13
  14 #if counter != 1
  15 #error counter != 1
  16 #endif
  17
  18 #if __COUNTER__ != 2
  19 #error __COUNTER__ != 2
  20 #endif