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1 | // Copyright 2017 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. | |
4 | // | |
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. | |
10 | ||
11 | // A few contrived examples where lifetime should (or should not) be parsed as an object type. | |
12 | // Lifetimes parsed as types are still rejected later by semantic checks. | |
13 | ||
14 | // compile-flags: -Z continue-parse-after-error | |
15 | ||
16 | struct S<'a, T>(&'a u8, T); | |
17 | ||
18 | fn main() { | |
19 | // `'static` is a lifetime argument, `'static +` is a type argument | |
20 | let _: S<'static, u8>; | |
21 | let _: S<'static, 'static +>; | |
22 | //~^ at least one non-builtin trait is required for an object type | |
23 | let _: S<'static, 'static>; | |
24 | //~^ ERROR wrong number of lifetime parameters: expected 1, found 2 | |
25 | //~| ERROR wrong number of type arguments: expected 1, found 0 | |
26 | let _: S<'static +, 'static>; | |
27 | //~^ ERROR lifetime parameters must be declared prior to type parameters | |
28 | //~| ERROR at least one non-builtin trait is required for an object type | |
29 | } |