http://d.puremagic.com/issues/show_bug.cgi?id=11440
import std.stdio; struct Y { private immutable(int)[] _data; } struct CFS { double x = 5; Y growth; } void main() { auto s = CFS(1.0); // crash //auto s = CFS(1, Y()); // crash //auto s = CFS(1, Y([])); // works writeln(s); }