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compiletest: Validate pass modes harder
[rust.git] / src / test / ui / issues / issue-22603.rs
1 // check-pass
2
3 #![feature(unboxed_closures, fn_traits)]
4 struct Foo;
5
6 impl<A> FnOnce<(A,)> for Foo {
7     type Output = ();
8     extern "rust-call" fn call_once(self, (_,): (A,)) {
9     }
10 }
11
12 fn main() {
13     println!("{:?}", Foo("bar"));
14 }