Provide more context on derived obligation error primary label #120469
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r? @TaKO8Ki (rustbot has picked a reviewer for you, use r? to override) |
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☔ The latest upstream changes (presumably #120496) made this pull request unmergeable. Please resolve the merge conflicts. |
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
|
6 | <i32 as Foo>::foo();
| ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo`
|
help: this trait has no implementations, consider adding one
--> f100.rs:2:1
|
2 | trait Bar {}
| ^^^^^^^^^
note: required for `i32` to implement `Foo`
--> f100.rs:3:14
|
3 | impl<T: Bar> Foo for T {}
| --- ^^^ ^
| |
| unsatisfied trait bound introduced here
```
Fix rust-lang#40120.
|
@bors r+ rollup |
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Provide more context on derived obligation error primary label
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
|
6 | <i32 as Foo>::foo();
| ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo`
|
help: this trait has no implementations, consider adding one
--> f100.rs:2:1
|
2 | trait Bar {}
| ^^^^^^^^^
note: required for `i32` to implement `Foo`
--> f100.rs:3:14
|
3 | impl<T: Bar> Foo for T {}
| --- ^^^ ^
| |
| unsatisfied trait bound introduced here
```
Fix rust-lang#40120.
bors
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Rollup of 9 pull requests Successful merges: - rust-lang#120207 (check `RUST_BOOTSTRAP_CONFIG` in `profile_user_dist` test) - rust-lang#120321 (pattern_analysis: cleanup the contexts) - rust-lang#120355 (document `FromIterator for Vec` allocation behaviors) - rust-lang#120430 (std: thread_local::register_dtor fix proposal for FreeBSD.) - rust-lang#120469 (Provide more context on derived obligation error primary label) - rust-lang#120470 (Mark "unused binding" suggestion as maybe incorrect) - rust-lang#120472 (Make duplicate lang items fatal) - rust-lang#120495 (Remove the `abi_amdgpu_kernel` feature) - rust-lang#120501 (rustdoc: Correctly handle attribute merge if this is a glob reexport) r? `@ghost` `@rustbot` modify labels: rollup
bors
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Rollup of 9 pull requests Successful merges: - rust-lang#120207 (check `RUST_BOOTSTRAP_CONFIG` in `profile_user_dist` test) - rust-lang#120321 (pattern_analysis: cleanup the contexts) - rust-lang#120355 (document `FromIterator for Vec` allocation behaviors) - rust-lang#120430 (std: thread_local::register_dtor fix proposal for FreeBSD.) - rust-lang#120469 (Provide more context on derived obligation error primary label) - rust-lang#120472 (Make duplicate lang items fatal) - rust-lang#120490 (Don't hash lints differently to non-lints.) - rust-lang#120495 (Remove the `abi_amdgpu_kernel` feature) - rust-lang#120501 (rustdoc: Correctly handle attribute merge if this is a glob reexport) r? `@ghost` `@rustbot` modify labels: rollup
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Rollup merge of rust-lang#120469 - estebank:issue-40120, r=TaKO8Ki Provide more context on derived obligation error primary label 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 | 6 | <i32 as Foo>::foo(); | ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo` | help: this trait has no implementations, consider adding one --> f100.rs:2:1 | 2 | trait Bar {} | ^^^^^^^^^ note: required for `i32` to implement `Foo` --> f100.rs:3:14 | 3 | impl<T: Bar> Foo for T {} | --- ^^^ ^ | | | unsatisfied trait bound introduced here ``` Fix rust-lang#40120.
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Expand the primary span of E0277 when the immediate unmet bound is not what the user wrote:
Fix #40120.