ref: 563f6cff7bec0a6c084721d6a46bdd0e88d6d78c 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; }