ref: 32f13e84d1f68ada101e8a349c22388bd04a3d36 dir: /tests/cc/execute/0054-struct.c/
int main() { struct T { int x; } s1; s1.x = 1; { struct T { int y; } s2; s2.y = 1; if (s1.x - s2.y != 0) return 1; } return 0; }