tests/pp/pp-counter.c

   1 X1 __COUNTER__
   2 X2 __COUNTER__
   3 #if __COUNTER__
   4 X3 __COUNTER__
   5 #endif
   6 #define pass(x) x
   7 #define a x __COUNTER__ y
   8 #define a2 pass(__COUNTER__)
   9 #define f(c) c __COUNTER__
  10 #define apply(d) d d __COUNTER__ x2 f(d) y2 __COUNTER__
  11 #define _paste(a,b) a ## b
  12 #define paste(a,b) _paste(a,b)
  13 #define _paste3(a,b,c) a ## b ## c
  14 #define doublepaste(a,b) _paste3(a,b,b)
  15 #define str(x) #x
  16 X4 a
  17 X5 f(a)
  18 X6 f(b)
  19 X7 f(__COUNTER__)
  20 X8 apply(a)
  21 X9 apply(f(a))
  22 X10 apply(__COUNTER__)
  23 X11 apply(a2)
  24 X12 str(__COUNTER__)
  25 X13 paste(x,__COUNTER__)
  26 X14 _paste(x,__COUNTER__)
  27 X15 doublepaste(x,__COUNTER__)