Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Remove useless drop of copy type #12136

Merged
merged 1 commit into from May 13, 2023
Merged

Remove useless drop of copy type #12136

merged 1 commit into from May 13, 2023

Conversation

heiher
Copy link
Contributor

@heiher heiher commented May 13, 2023

What does this PR try to resolve?

This PR aims to remove useless drop of copy type to clear warnings that reported after rust-lang/rust#109732

warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
    --> src/cargo/core/compiler/job_queue/mod.rs:1048:21
     |
1048 |                        drop(write!(
     |  ______________________^____-
     | | _____________________|
     | ||
1049 | ||                         message,
1050 | ||                         " (run `{command} --{args}` to apply {suggestions})"
1051 | ||                     ))
     | ||_____________________-^
     | |______________________|
     |                        argument has type `Result<(), std::fmt::Error>`
     |
     = note: use `let _ = ...` to ignore the expression or result
     = note: `#[warn(drop_copy)]` on by default

How should we test and review this PR?

cargo build && cargo test # without any warnings

Additional information

None

@rustbot
Copy link
Collaborator

rustbot commented May 13, 2023

r? @weihanglo

(rustbot has picked a reviewer for you, use r? to override)

@rustbot rustbot added A-build-execution Area: anything dealing with executing the compiler A-unstable Area: nightly unstable support S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels May 13, 2023
@rustbot rustbot added the A-testing-cargo-itself Area: cargo's tests label May 13, 2023
Copy link
Member

@Rustin170506 Rustin170506 left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Looks good to me. Thanks!

Copy link
Member

@weihanglo weihanglo left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Thank you all for the patch and the review!

@weihanglo
Copy link
Member

@bors r=hi-rustin

@bors
Copy link
Collaborator

bors commented May 13, 2023

📌 Commit 6a9cb23 has been approved by hi-rustin

It is now in the queue for this repository.

@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 May 13, 2023
@bors
Copy link
Collaborator

bors commented May 13, 2023

⌛ Testing commit 6a9cb23 with merge 651799a...

@bors
Copy link
Collaborator

bors commented May 13, 2023

☀️ Test successful - checks-actions
Approved by: hi-rustin
Pushing 651799a to master...

@bors bors merged commit 651799a into rust-lang:master May 13, 2023
bors added a commit to rust-lang-ci/rust that referenced this pull request May 17, 2023
Update cargo

8 commits in 13413c64ff88dd6c2824e9eb9374fc5f10895d28..09276c703a473ab33daaeb94917232e80eefd628
2023-05-10 13:46:18 +0000 to 2023-05-16 21:43:35 +0000
- docs: Clarify that crates.io doesn't link to docs.rs right away. (rust-lang/cargo#12146)
- docs(ref): Clarify MSRV is generally minor (rust-lang/cargo#12122)
- Fix `check_for_file_and_add`'s check for conflict file (rust-lang/cargo#12135)
- Fixes: Incorrect document link (rust-lang/cargo#12143)
- doc: intra-doc links and doc comments for build script (rust-lang/cargo#12133)
- Add Cargo team charter. (rust-lang/cargo#12010)
- Remove useless drop of copy type (rust-lang/cargo#12136)
- Fix dep/feat syntax with hidden implicit optional dependencies (rust-lang/cargo#12130)

r? ghost
This was referenced May 19, 2023
bors added a commit that referenced this pull request May 23, 2023
[beta-1.70] backport #12165

Beta backports:

- #12165
  - Adjusted a bit since `TomlDebugInfo::None` was not there in 1.70.0. It was a simple u32 `0`.

In order to make CI pass, the following PRs are also cherry-picked:

- #12136
@ehuss ehuss added this to the 1.71.0 milestone May 30, 2023
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
A-build-execution Area: anything dealing with executing the compiler A-testing-cargo-itself Area: cargo's tests A-unstable Area: nightly unstable support S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion.
Projects
None yet
Development

Successfully merging this pull request may close these issues.

6 participants