rustc stack overflow on enum A { B = A::B as isize }

[andersk]

$ cat test.rs
enum A { B = A::B as isize }

fn main() {
    println!("{}", A::B as isize);
}
$ rustc test.rs

thread 'rustc' has overflowed its stack
Illegal instruction (core dumped)
$ rustc --version --verbose
rustc 1.0.0-beta (9854143cb 2015-04-02) (built 2015-04-02)
binary: rustc
commit-hash: 9854143cba679834bc4ef932858cd5303f015a0e
commit-date: 2015-04-02
build-date: 2015-04-02
host: x86_64-unknown-linux-gnu
release: 1.0.0-beta

[andersk]

Duplicate of #23302.