6efddac288
Expand the primary span of E0277 when the immediate unmet bound is not what the user wrote:
```
error[E0277]: the trait bound `i32: Bar` is not satisfied
--> f100.rs:6:6
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6 | <i32 as Foo>::foo();
| ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo`
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help: this trait has no implementations, consider adding one
--> f100.rs:2:1
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2 | trait Bar {}
| ^^^^^^^^^
note: required for `i32` to implement `Foo`
--> f100.rs:3:14
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3 | impl<T: Bar> Foo for T {}
| --- ^^^ ^
| |
| unsatisfied trait bound introduced here
```
Fix #40120.
32 lines
949 B
Plaintext
32 lines
949 B
Plaintext
error[E0277]: `*const u8` cannot be sent between threads safely
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--> $DIR/E0277-2.rs:16:15
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LL | is_send::<Foo>();
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| ^^^ `*const u8` cannot be sent between threads safely
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= help: within `Foo`, the trait `Send` is not implemented for `*const u8`, which is required by `Foo: Send`
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note: required because it appears within the type `Baz`
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--> $DIR/E0277-2.rs:9:8
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LL | struct Baz {
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| ^^^
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note: required because it appears within the type `Bar`
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--> $DIR/E0277-2.rs:5:8
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LL | struct Bar {
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| ^^^
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note: required because it appears within the type `Foo`
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--> $DIR/E0277-2.rs:1:8
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LL | struct Foo {
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| ^^^
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note: required by a bound in `is_send`
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--> $DIR/E0277-2.rs:13:15
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LL | fn is_send<T: Send>() { }
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| ^^^^ required by this bound in `is_send`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0277`.
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