test/Lexer/counter.c

   1 // __COUNTER__ support: rdar://4329310
   2 // RUN: %clang -E %s > %t
   3
   4 #define PASTE2(x,y) x##y
   5 #define PASTE1(x,y) PASTE2(x,y)
   6 #define UNIQUE(x) PASTE1(x,__COUNTER__)
   7
   8 // RUN: grep "A: 0" %t
   9 A: __COUNTER__
  10
  11 // RUN: grep "B: foo1" %t
  12 B: UNIQUE(foo);
  13 // RUN: grep "C: foo2" %t
  14 C: UNIQUE(foo);
  15 // RUN: grep "D: 3" %t
  16 D: __COUNTER__