// run-pass | |
#![allow(dead_code)] | |
#![feature(rustc_private)] | |
extern crate serialize; | |
use serialize::{json, Decodable}; | |
trait JD : Decodable {} | |
fn exec<T: JD>() { | |
let doc = json::from_str("").unwrap(); | |
let mut decoder = json::Decoder::new(doc); | |
let _v: T = Decodable::decode(&mut decoder).unwrap(); | |
panic!() | |
} | |
pub fn main() {} |