ref: 71fbf8ad9e06c29514a12e8840e59d3f50e33b4c dir: /tests/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; }