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More information for fully-qualified suggestion when there are multiple impls by estebank · Pull Request #128527 · rust-lang/rust

@estebank 

…le impls

```
error[E0790]: cannot call associated function on trait without specifying the corresponding `impl` type
  --> $DIR/E0283.rs:30:21
   |
LL |     fn create() -> u32;
   |     ------------------- `Coroutine::create` defined here
...
LL |     let cont: u32 = Coroutine::create();
   |                     ^^^^^^^^^^^^^^^^^^^ cannot call associated function of trait
   |
help: use a fully-qualified path to a specific available implementation
   |
LL |     let cont: u32 = <Impl as Coroutine>::create();
   |                     ++++++++          +
LL |     let cont: u32 = <AnotherImpl as Coroutine>::create();
   |                     +++++++++++++++          +
```

@rustbot rustbot added S-waiting-on-review

Status: Awaiting review from the assignee but also interested parties.

T-compiler

Relevant to the compiler team, which will review and decide on the PR/issue.

labels

Aug 2, 2024

@bors bors added S-waiting-on-bors

Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

and removed S-waiting-on-review

Status: Awaiting review from the assignee but also interested parties.

labels

Aug 7, 2024

bors added a commit to rust-lang-ci/rust that referenced this pull request

Aug 7, 2024 
…llaumeGomez

Rollup of 9 pull requests

Successful merges:

 - rust-lang#128206 (Make create_dll_import_lib easier to implement)
 - rust-lang#128424 (minor `effects` cleanups)
 - rust-lang#128527 (More information for fully-qualified suggestion when there are multiple impls)
 - rust-lang#128656 (Enable msvc for run-make/rust-lld)
 - rust-lang#128683 (bootstrap: clear miri's ui test deps when rustc changes)
 - rust-lang#128700 (Migrate `simd-ffi` `run-make` test to rmake)
 - rust-lang#128753 (Don't arbitrarily choose one upper bound for hidden captured region error message)
 - rust-lang#128757 (Migrate `pgo-gen-lto` `run-make` test to rmake)
 - rust-lang#128758 (Specify a minimum supported version for VxWorks)

Failed merges:

 - rust-lang#128679 (codegen: better centralize function declaration attribute computation)

r? `@ghost`
`@rustbot` modify labels: rollup

rust-timer added a commit to rust-lang-ci/rust that referenced this pull request

Aug 7, 2024 
Rollup merge of rust-lang#128527 - estebank:ambiguity-suggestion, r=Nadrieril

More information for fully-qualified suggestion when there are multiple impls

```
error[E0790]: cannot call associated function on trait without specifying the corresponding `impl` type
  --> $DIR/E0283.rs:30:21
   |
LL |     fn create() -> u32;
   |     ------------------- `Coroutine::create` defined here
...
LL |     let cont: u32 = Coroutine::create();
   |                     ^^^^^^^^^^^^^^^^^^^ cannot call associated function of trait
   |
help: use a fully-qualified path to a specific available implementation
   |
LL |     let cont: u32 = <Impl as Coroutine>::create();
   |                     ++++++++          +
LL |     let cont: u32 = <AnotherImpl as Coroutine>::create();
   |                     +++++++++++++++          +
```