ref: 3e5e7c470c58ff0b76e6cabc83691897ca4d4e93 dir: /tests/cc/execute/0149-define.c/
#define M(x) x #define A(a,b) a(b) int main(void) { char *a = A(M,"hi"); return (a[1] == 'i') ? 0 : 1; }