ref: 3c6c5a02710e4d7a3da6121e9bfb8d2bc0d786dd dir: /tests/cc/execute/0045-struct.c/
struct T; struct T { int x; }; int main() { struct T v; { struct T { int z; }; } v.x = 2; if(v.x != 2) return 1; return 0; }