ref: 443674874420ec21d4c1322e6f8450cd20996a03 dir: /tests/cc/execute/0055-enum.c/
enum E { x, y, z, }; int main() { enum E e; if(x != 0) return 1; if(y != 1) return 2; if(z != 2) return 3; e = x; return e; }