diff options
Diffstat (limited to 'src/test/ui/run-pass/traits/trait-inheritance-static.rs')
| -rw-r--r-- | src/test/ui/run-pass/traits/trait-inheritance-static.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/test/ui/run-pass/traits/trait-inheritance-static.rs b/src/test/ui/run-pass/traits/trait-inheritance-static.rs new file mode 100644 index 00000000000..aae6b76087f --- /dev/null +++ b/src/test/ui/run-pass/traits/trait-inheritance-static.rs @@ -0,0 +1,35 @@ +// Copyright 2012 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + + +pub trait MyNum { + fn from_int(_: isize) -> Self; +} + +pub trait NumExt: MyNum { } + +struct S { v: isize } + +impl MyNum for S { + fn from_int(i: isize) -> S { + S { + v: i + } + } +} + +impl NumExt for S { } + +fn greater_than_one<T:NumExt>() -> T { MyNum::from_int(1) } + +pub fn main() { + let v: S = greater_than_one(); + assert_eq!(v.v, 1); +} |
