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Successful merges:

Failed merges:

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

Kixunil and others added 9 commits June 14, 2022 17:48
This stabilizes the `Path::try_exists()` method which returns
`Result<bool, io::Error>` instead of `bool` allowing handling of errors
unrelated to the file not existing. (e.g permission errors)

Along with the stabilization it also:

* Warns that the `exists()` method is error-prone and suggests to use
  the newly stabilized one.
* Suggests it instead of `metadata()` to handle errors.
* Mentions TOCTOU bugs to avoid false assumption that `try_exists()` is
  completely safe fixed version of `exists()`.
* Renames the feature of still-unstable `std::fs::try_exists()` to
  `fs_try_exists` to avoid name conflict.

The tracking issue rust-lang#83186 remains open to track `fs_try_exists`.
… path

This ensures that changes to target json files will force a
recompilation. And more importantly that moving the files doesn't force
a recompilation.
This is useful for combinators. I didn't add `clone` since you can already
use `Clone::clone` in its place; copy has no such corresponding function.
Add `core::mem::copy` to complement `core::mem::drop`.

This is useful for combinators. I didn't add `clone` since you can already
use `Clone::clone` in its place; copy has no such corresponding function.
…r=dtolnay

Stabilize `Path::try_exists()` and improve doc

This stabilizes the `Path::try_exists()` method which returns
`Result<bool, io::Error>` instead of `bool` allowing handling of errors
unrelated to the file not existing. (e.g permission errors)

Along with the stabilization it also:

* Warns that the `exists()` method is error-prone and suggests to use
  the newly stabilized one.
* Suggests it instead of `metadata()` to handle errors.
* Mentions TOCTOU bugs to avoid false assumption that `try_exists()` is
  completely safe fixed version of `exists()`.
* Renames the feature of still-unstable `std::fs::try_exists()` to
  `fs_try_exists` to avoid name conflict.

The tracking issue rust-lang#83186 remains open to track `fs_try_exists`.
…agisa

Make debug_triple depend on target json file content rather than file path

This ensures that changes to target json files will force a recompilation. And more importantly that moving the files doesn't force a recompilation.

This should fix Rust-for-Linux/linux#792 (cc ``@ojeda)``
@rustbot rustbot added T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. rollup A PR which is a rollup labels Jun 19, 2022
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@bors r+ p=4 rollup=never

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bors commented Jun 19, 2022

📌 Commit 761f83f has been approved by JohnTitor

@bors bors added the S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. label Jun 19, 2022
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bors commented Jun 20, 2022

⌛ Testing commit 761f83f with merge 17c6bde...

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bors commented Jun 20, 2022

☀️ Test successful - checks-actions
Approved by: JohnTitor
Pushing 17c6bde to master...

@bors bors added the merged-by-bors This PR was explicitly merged by bors. label Jun 20, 2022
@bors bors merged commit 17c6bde into rust-lang:master Jun 20, 2022
@rustbot rustbot added this to the 1.63.0 milestone Jun 20, 2022
@JohnTitor JohnTitor deleted the rollup-wtfqc4g branch June 20, 2022 03:17
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Finished benchmarking commit (17c6bde): comparison url.

Instruction count

  • Primary benchmarks: no relevant changes found
  • Secondary benchmarks: 🎉 relevant improvement found
mean1 max count2
Regressions 😿
(primary)
N/A N/A 0
Regressions 😿
(secondary)
N/A N/A 0
Improvements 🎉
(primary)
N/A N/A 0
Improvements 🎉
(secondary)
-0.2% -0.2% 1
All 😿🎉 (primary) N/A N/A 0

Max RSS (memory usage)

Results
  • Primary benchmarks: 😿 relevant regression found
  • Secondary benchmarks: 🎉 relevant improvement found
mean1 max count2
Regressions 😿
(primary)
3.0% 3.0% 1
Regressions 😿
(secondary)
N/A N/A 0
Improvements 🎉
(primary)
N/A N/A 0
Improvements 🎉
(secondary)
-2.1% -2.1% 1
All 😿🎉 (primary) 3.0% 3.0% 1

Cycles

Results
  • Primary benchmarks: no relevant changes found
  • Secondary benchmarks: 😿 relevant regression found
mean1 max count2
Regressions 😿
(primary)
N/A N/A 0
Regressions 😿
(secondary)
4.3% 4.3% 1
Improvements 🎉
(primary)
N/A N/A 0
Improvements 🎉
(secondary)
N/A N/A 0
All 😿🎉 (primary) N/A N/A 0

If you disagree with this performance assessment, please file an issue in rust-lang/rustc-perf.

@rustbot label: -perf-regression

Footnotes

  1. the arithmetic mean of the percent change 2 3

  2. number of relevant changes 2 3

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