boot2

Playing with the boostrap
git clone https://git.ryansepassi.com/git/boot2.git
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00201.c (183B)

      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 }