Bump libc to 0.2.142

[ecnelises]

libc 0.2.141 cannot build successfully on AIX. (CI on AIX is not available yet)

Upgrade libc to 0.2.142 to make cargo build on AIX.

[rustbot]

Thanks for the pull request, and welcome! The Rust team is excited to review your changes, and you should hear from @weihanglo (or someone else) soon.

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[weihanglo]

Thanks for being interested in contributing to this project! However, it's difficult to make progress on a pull request lacking for a clear context. Contributors are encouraged to follow the process of submitting a PR in Cargo Contributor Guide, as well as the guideline in the pull request template.

A clear description also helps us to trace back in the future why this change was made, even when the change is quite simple as this one. Thank you!

@rustbot label +S-waiting-on-author

[ecnelises]

Hi, libc 0.2.141 cannot build successfully on AIX. (CI on AIX is not available yet)

error[E0308]: mismatched types
   --> src/unix/aix/powerpc64.rs:202:9
    |
201 |     pub unsafe fn si_value(&self) -> ::sigval {
    |                                      -------- expected `unix::sigval` because of return type
202 |         self.si_value
    |         ^^^^^^^^^^^^^ expected `unix::sigval`, found `aix::powerpc64::sigval`
    |
    = note: `aix::powerpc64::sigval` and `unix::sigval` have similar names, but are actually distinct types
note: `aix::powerpc64::sigval` is defined in module `crate::unix::aix::powerpc64` of the current crate

This was fixed after 0.2.141 release. (rust-lang/libc@7a1d2c6 )

@rustbot review

[weihanglo]

I see. Thanks for the explanation and reference!

[weihanglo]

@bors r+

[bors]

📌 Commit b129076 has been approved by weihanglo

It is now in the queue for this repository.

[bors]

⌛ Testing commit b129076 with merge c5bee5d...

[bors]

☀️ Test successful - checks-actions
Approved by: weihanglo
Pushing c5bee5d to master...

[ecnelises]

Thanks!