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 // Test that we can derive lifetime bounds on `Self` from trait
14 trait Static : 'static { }
19 x: Option<&'a mut &'a isize>
22 fn check_bound<'a,A:'a>(x: Inv<'a>, a: A) { }
24 // In these case, `Self` inherits `'static`.
26 trait InheritsFromStatic : Sized + 'static {
27 fn foo1<'a>(self, x: Inv<'a>) {
31 trait InheritsFromStaticIndirectly : Sized + Static {
32 fn foo1<'a>(self, x: Inv<'a>) {
38 // In these case, `Self` inherits `'a`.
40 trait InheritsFromIs<'a> : Sized + 'a {
41 fn foo(self, x: Inv<'a>) {
46 trait InheritsFromIsIndirectly<'a> : Sized + Is<'a> {
47 fn foo(self, x: Inv<'a>) {
52 // In this case, `Self` inherits nothing.
54 trait InheritsFromNothing<'a> : Sized {
55 fn foo(self, x: Inv<'a>) {
57 //~^ ERROR parameter type `Self` may not live long enough