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Rollup of 18 pull requests #120491

Merged
merged 47 commits into from
Jan 30, 2024
Merged

Rollup of 18 pull requests #120491

merged 47 commits into from
Jan 30, 2024

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GuillaumeGomez
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Successful merges:

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

bjorn3 and others added 30 commits December 19, 2023 16:16
For consistency with normal functions.
Signed-off-by: onur-ozkan <[email protected]>
Currently the documentation of `FileExt::seek_write` on Windows
indicates that writes beyond the end of the file leave intermediate
bytes uninitialized. This commentary dates back to the original
inclusion of these functions in rust-lang#35704 (wow blast from the past!). At
the time the functionality here was implemented using `WriteFile`, but
nowadays the `NtWriteFile` method is used instead. The documentation for
`NtWriteFile` explicitly states:

> If Length and ByteOffset specify a write operation past the current
> end-of-file mark, NtWriteFile automatically extends the file and updates
> the end-of-file mark; any bytes that are not explicitly written between
> such old and new end-of-file marks are defined to be zero.

This commentary has had a downstream impact in the `system-interface`
crate where it tries to handle this by explicitly writing zeros, but I
don't believe that's necessary any more. I'm sending a PR upstream here
to avoid future confusion and codify that zeros are written in the
intermediate bytes matching what Windows currently provides.
Because it can be used for a lifetime or a label.
…r literal.

Currently the parser will interpret any label/lifetime in certain
positions as a mistyped char literal, on the assumption that the
trailing single quote was accidentally omitted. This is reasonable for a
something like 'a (because 'a' would be valid) but not reasonable for a
something like 'abc (because 'abc' is not valid).

This commit restricts this behaviour only to labels/lifetimes that would
be valid char literals, via the new `could_be_unclosed_char_literal`
function. The commit also augments the `label-is-actually-char.rs` test
in a couple of ways:
- Adds testing of labels/lifetimes with identifiers longer than one
  char, e.g. 'abc.
- Adds a new match with simpler patterns, because the
  `recover_unclosed_char` call in `parse_pat_with_range_pat` was not
  being exercised (in this test or any other ui tests).

Fixes rust-lang#120397, an assertion failure, which was caused by this behaviour
in the parser interacting with some new stricter char literal checking
added in rust-lang#120329.
Issue tests numbered 1920, 3668, 5997, 23302, 32122, 40510, 57741, 71676, and 76077 were moved to relevant better-named subdirectories. ISSUES_ENTRY_LIMIT was adjusted to match new number of files and FIXME note was expanded.
Because it's almost always static.

This makes `impl IntoDiagnosticArg for DiagnosticArgValue` trivial,
which is nice.

There are a few diagnostics constructed in
`compiler/rustc_mir_build/src/check_unsafety.rs` and
`compiler/rustc_mir_transform/src/errors.rs` that now need symbols
converted to `String` with `to_string` instead of `&str` with `as_str`,
but that' no big deal, and worth it for the simplifications elsewhere.
Because the `&'a str` fields can be trivially converted to `String`
without causing any extra allocations.
It's identical to the one in `rustc_errors`; use that instead.

Also remove some `rustc_errors::` qualifiers.
Because it's always 'static.
Because it's always static.

I'm surprised the compiler allowed this unused lifetime without any
complaint.
…=Nilstrieb

Add triagebot mentions entry for simd intrinsics

Fixes rust-lang#119119

cc `@antoyo,` `@GuillaumeGomez,` `@rust-lang/project-portable-simd`
@rustbot rustbot added O-windows Operating system: Windows S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) 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 Jan 30, 2024
@GuillaumeGomez
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@bors r+ p=5 rollup=never

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bors commented Jan 30, 2024

📌 Commit f99b510 has been approved by GuillaumeGomez

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 Jan 30, 2024
@Noratrieb
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going all in

@chenyukang
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chenyukang commented Jan 30, 2024

@Nilstrieb @GuillaumeGomez
do you know how to resolve this homu timeout issue? 😅
#118533

@GuillaumeGomez
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@Nilstrieb: No time to lose! 🚀

@chenyukang: Doing a retry like what was done. Not much else that can be done as far as I know...

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bors commented Jan 30, 2024

⌛ Testing commit f99b510 with merge 5ad7454...

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bors commented Jan 30, 2024

☀️ Test successful - checks-actions
Approved by: GuillaumeGomez
Pushing 5ad7454 to master...

@bors bors added the merged-by-bors This PR was explicitly merged by bors. label Jan 30, 2024
@bors bors merged commit 5ad7454 into rust-lang:master Jan 30, 2024
12 checks passed
@rustbot rustbot added this to the 1.77.0 milestone Jan 30, 2024
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📌 Perf builds for each rolled up PR:

PR# Message Perf Build Sha
#119123 Add triagebot mentions entry for simd intrinsics 5fc26ebef246ef49c2e50546c9995c5b49e1aa60 (link)
#119991 Reject infinitely-sized reads from io::Repeat dbe8c46246d5329c79b2712b33fbb2a91584e948 (link)
#120172 bootstrap: add more unit tests 53049329d66e26424c979a3226090363c25fbd32 (link)
#120250 rustdoc: Prevent JS injection from localStorage 59aba6cade7d91846d1c469ceb5f70c1b3e3ce64 (link)
#120376 Update codegen test for LLVM 18 87b53c211c21334a47f530e47c9ab8e0a694ebc5 (link)
#120387 interpret/memory: fix safety comment for large array memset… 4421fadaa932fce454854d57e67f425ca33c6c45 (link)
#120400 Bound errors span label cleanup 88a5ece18a1e91fc3e792ef7e8f3be247f20a8aa (link)
#120402 Make the coroutine def id of an async closure the child of … 422e271bd7e10e413f06574bd6a37e04bce51608 (link)
#120403 Add instructions of how to use pre-vendored 'rustc-src' 4c2184ebac3046fe8194561b3ae168212f904a1c (link)
#120424 raw pointer metadata API: data address -> data pointer 662a497b6b8c92875f5c7234b74a5063d0e6058f (link)
#120425 Remove unnecessary unit returns in query declarations c692c8fb81ec55060fb812d67ec47201f5a0339e (link)
#120439 Move UI issue tests to subdirectories 9c695b5d8897d75660868b559303487098900dda (link)
#120443 Fixes footnote handling in rustdoc 2922ca67c0539b071da839cb65a31f37484ef873 (link)
#120452 std: Update documentation of seek_write on Windows b5ccecbc734c24851cc7532077a05635d8b5df31 (link)
#120460 Be more careful about interpreting a label/lifetime as a mi… d02a140e3e6c80343b921435da38c71e03e34998 (link)
#120464 Add matthewjasper to some review groups 8c4d847973bd977ad040b276417a0e73da734c22 (link)
#120467 Update books 48c550d7727a47d9fd2dc51287447d5cb47c5fc6 (link)
#120488 Diagnostic lifetimes cleanups f452d04058ce2c57473a01676505e6ed7a6f056c (link)

previous master: c401f09979

In the case of a perf regression, run the following command for each PR you suspect might be the cause: @rust-timer build $SHA

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Finished benchmarking commit (5ad7454): comparison URL.

Overall result: no relevant changes - no action needed

@rustbot label: -perf-regression

Instruction count

This benchmark run did not return any relevant results for this metric.

Max RSS (memory usage)

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

mean range count
Regressions ❌
(primary)
2.9% [1.7%, 4.5%] 7
Regressions ❌
(secondary)
3.1% [0.8%, 7.1%] 48
Improvements ✅
(primary)
- - 0
Improvements ✅
(secondary)
- - 0
All ❌✅ (primary) 2.9% [1.7%, 4.5%] 7

Cycles

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

mean range count
Regressions ❌
(primary)
- - 0
Regressions ❌
(secondary)
2.4% [2.4%, 2.4%] 1
Improvements ✅
(primary)
- - 0
Improvements ✅
(secondary)
- - 0
All ❌✅ (primary) - - 0

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 660.86s -> 662.13s (0.19%)
Artifact size: 308.08 MiB -> 308.08 MiB (-0.00%)

@GuillaumeGomez GuillaumeGomez deleted the rollup-94wj681 branch August 19, 2024 12:19
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A-meta Area: Issues & PRs about the rust-lang/rust repository itself A-testsuite Area: The testsuite used to check the correctness of rustc A-translation Area: Translation infrastructure, and migrating existing diagnostics to SessionDiagnostic merged-by-bors This PR was explicitly merged by bors. O-windows Operating system: Windows rollup A PR which is a rollup S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) 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.
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