1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // Regression test for a weird corner case in our dep-graph reduction
12 // code. When we solve `CoerceUnsized<Foo>`, we find no impls, so we
13 // don't end up with an edge to any HIR nodes, but it still gets
14 // preserved in the dep graph.
16 // revisions:rpass1 rpass2
17 // compile-flags: -Z query-dep-graph
22 struct Foo { x: usize }
26 let x: Arc<Foo> = Arc::new(Foo { x: 22 });
31 struct FooX { x: usize }
35 let x: Arc<FooX> = Arc::new(FooX { x: 22 });