rust/src/test/compile-fail/pattern-tyvar.rs

// -*- rust -*-
use std;
import std::option;
import std::option::some;

// error-pattern: mismatched types

tag bar { t1((), option::t[vec[int]]); t2; }

fn foo(t: bar) { alt t { t1(_, some[int](x)) { log x; } _ { fail; } } }

fn main() { }