mirror of
https://github.com/rust-lang/rust.git
synced 2025-10-28 03:24:11 +00:00
5b54286640
Remove the "which is required by `{root_obligation}`" post-script in
"the trait `X` is not implemented for `Y`" explanation in E0277. This
information is already conveyed in the notes explaining requirements,
making it redundant while making the text (particularly in labels)
harder to read.
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
|
LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`
|
= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
|
LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
vs the prior
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
|
LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`, which is required by `Option<NotCopy>: Copy`
|
= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
|
LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
28 lines
936 B
Plaintext
28 lines
936 B
Plaintext
error: coroutine cannot be sent between threads safely
|
|
--> $DIR/drop-yield-twice.rs:7:5
|
|
|
|
|
LL | / assert_send(#[coroutine] || {
|
|
LL | | let guard = Foo(42);
|
|
LL | | yield;
|
|
LL | | drop(guard);
|
|
LL | | yield;
|
|
LL | | })
|
|
| |______^ coroutine is not `Send`
|
|
|
|
|
= help: within `{coroutine@$DIR/drop-yield-twice.rs:7:30: 7:32}`, the trait `Send` is not implemented for `Foo`
|
|
note: coroutine is not `Send` as this value is used across a yield
|
|
--> $DIR/drop-yield-twice.rs:9:9
|
|
|
|
|
LL | let guard = Foo(42);
|
|
| ----- has type `Foo` which is not `Send`
|
|
LL | yield;
|
|
| ^^^^^ yield occurs here, with `guard` maybe used later
|
|
note: required by a bound in `assert_send`
|
|
--> $DIR/drop-yield-twice.rs:15:19
|
|
|
|
|
LL | fn assert_send<T: Send>(_: T) {}
|
|
| ^^^^ required by this bound in `assert_send`
|
|
|
|
error: aborting due to 1 previous error
|
|
|