ref: 83bd84e42a0dd0d049e1c8a8dbb7ee52cdfa0b9d dir: /tests/0056-enum.c/
enum E { x, y = 2, z, }; int main() { enum E e; if(x != 0) return 1; if(y != 2) return 2; if(z != 3) return 3; e = x; return e; }