Recursive trait definition crashes rustc. rust --version rustc 0.11.0-pre-nightly (7580ef9 2014-06-08 00:46:57 -0700) host: x86_64-apple-darwin rustc main.rs task 'rustc' has overflowed its stack Illegal instruction: 4 // --- main.rs ``` rust trait A<B: A> {} fn main() {} ```