tests/tests2/64_macro_nesting.c

   1 #include <stdio.h>      // printf()
   2
   3 #define CAT2(a,b) a##b
   4 #define CAT(a,b) CAT2(a,b)
   5 #define AB(x) CAT(x,y)
   6
   7 int main(void)
   8 {
   9   int xy = 42;
  10   printf("%d\n", CAT(A,B)(x));
  11   return 0;
  12 }