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fix test and add feature gate test

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This commit is contained in:
toidiu 2018-07-26 22:58:03 -04:00
parent 429ae93c09
commit 0fd7fee5c6
3 changed files with 43 additions and 4 deletions
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22
src/test/ui/feature-gate-infer_static_outlives_requirements.rs Normal file
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// Copyright 2015 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.
// Needs an explicit where clause stating outlives condition. (RFC 2093)
// Type T needs to outlive lifetime 'static.
struct Foo<U> {
bar: Bar<U> //~ ERROR 15:5: 15:16: the parameter type `U` may not live long enough [E0310]
}
struct Bar<T: 'static> {
x: T,
}
fn main() { }

17
src/test/ui/feature-gate-infer_static_outlives_requirements.stderr Normal file
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error[E0310]: the parameter type `U` may not live long enough
--> $DIR/feature-gate-infer_static_outlives_requirements.rs:15:5
|
LL | struct Foo<U> {
| - help: consider adding an explicit lifetime bound `U: 'static`...
LL | bar: Bar<U> //~ ERROR 15:5: 15:16: the parameter type `U` may not live long enough [E0310]
| ^^^^^^^^^^^
|
note: ...so that the type `U` will meet its required lifetime bounds
--> $DIR/feature-gate-infer_static_outlives_requirements.rs:15:5
|
LL | bar: Bar<U> //~ ERROR 15:5: 15:16: the parameter type `U` may not live long enough [E0310]
| ^^^^^^^^^^^
error: aborting due to previous error
For more information about this error, try `rustc --explain E0310`.

8
src/test/ui/rfc-2093-infer-outlives/dont-infer-static.stderr
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@ -1,15 +1,15 @@
error[E0310]: the parameter type `U` may not live long enough
--> $DIR/dont-infer-static.rs:16:5
--> $DIR/dont-infer-static.rs:22:5
|
LL | struct Foo<U> {
| - help: consider adding an explicit lifetime bound `U: 'static`...
LL | bar: Bar<U> //~ ERROR 16:5: 16:16: the parameter type `U` may not live long enough [E0310]
LL | bar: Bar<U> //~ ERROR 22:5: 22:16: the parameter type `U` may not live long enough [E0310]
| ^^^^^^^^^^^
|
note: ...so that the type `U` will meet its required lifetime bounds
--> $DIR/dont-infer-static.rs:16:5
--> $DIR/dont-infer-static.rs:22:5
|
LL | bar: Bar<U> //~ ERROR 16:5: 16:16: the parameter type `U` may not live long enough [E0310]
LL | bar: Bar<U> //~ ERROR 22:5: 22:16: the parameter type `U` may not live long enough [E0310]
| ^^^^^^^^^^^
error: aborting due to previous error