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@GuillaumeGomez GuillaumeGomez commented Aug 1, 2025

Successful merges:

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

GuillaumeGomez and others added 30 commits May 6, 2025 14:50
rustdoc will not try to do intra-doc linking if the "path"
of a link looks too much like a "real url".

however, only inline links ([text](url)) can actually contain
a url, other types of links (reference links, shortcut links)
contain a *reference* which is later resolved to an actual url.

the "path" in this case cannot be a url, and therefore it should
not be skipped due to looking like a url.

Co-authored-by: Michael Howell <[email protected]>
this is in an effort to reduce the amount of code churn caused by
this lint triggering on text that was never meant to be a link.

a more principled hierustic for ignoring lints is not possible
without extensive changes, due to the lint emitting code
being so far away from the link collecting code,
and the fact that only the link collecting code
has access to details about how the link appears in the
unnormalized markdown.
collapsed links and reference links have a pretty particular syntax,
it seems unlikely they would show up on accident.

Co-authored-by: León Orell Valerian Liehr <[email protected]>
These examples feature Rust code that's presented primarily to
illustrate how its compilation would be handled, and these examples are
formatted to highlight those aspects in ways that rustfmt wouldn't
preserve. Turn formatting off in those examples.

(Doc code isn't formatted yet, but this will make it easier to enable
doc code formatting in the future.)
Because doc code does not get automatically formatted, some doc code has
creative placements of comments that automatic formatting can't handle.
Reformat those comments to make the resulting code support standard Rust
formatting without breaking; this is generally an improvement to
readability as well.

Some comments are not indented to the prevailing indent, and are instead
aligned under some bit of code. Indent them to the prevailing indent,
and put spaces *inside* the comments to align them with code.

Some comments span several lines of code (which aren't the line the
comment is about) and expect alignment. Reformat them into one comment
not broken up by unrelated intervening code.

Some comments are placed on the same line as an opening brace, placing
them effectively inside the subsequent block, such that formatting would
typically format them like a line of that block. Move those comments to
attach them to what they apply to.

Some comments are placed on the same line as a one-line braced block,
effectively attaching them to the closing brace, even though they're
about the code inside the block. Reformat to make sure the comment will
stay on the same line as the code it's commenting.
This leads tools like rustfmt to get confused, because the doc code
block effectively spans two doc comments. As a result, the tools think
the first code block is unclosed, and the subsequent terminator opens a
new block.

Move the FIXME comments outside the doc code blocks, instead.
This makes it easier for humans to parse, and improves the result of
potential future automatic formatting.
Placing the opening triple-backquote inside a `cfg_attr` makes many
tools confused, including syntax highlighters (e.g. vim's) and rustfmt.

Instead, use a `cfg` inside the doc code block.
The AIX linkage model doesn't support ELF style extern_weak semantic, so just skip this test, like other platforms that don't have it.
Otherwise, this can do weird things like use a global rustc, or try to
use stage 0 rustc. This must be properly configured, because
`compiletest` is intended to only support one compiler target spec JSON
format (of the in-tree compiler).
…k-warn-more-54191, r=GuillaumeGomez

get rid of some false negatives in rustdoc::broken_intra_doc_links

rustdoc will not try to do intra-doc linking if the "path" of a link looks too much like a "real url".

however, only inline links (`[text](url)`) can actually contain a url, other types of links (reference links, shortcut links) contain a *reference* which is later resolved to an actual url.

the "path" in this case cannot be a url, and therefore it should not be skipped due to looking like a url.

fixes rust-lang#54191

to minimize the number of false positives that will be introduced, the following heuristic is used:

If there's no backticks, be lenient revert to old behavior.
This is to prevent churn by linting on stuff that isn't meant to be a link.
only shortcut links have simple enough syntax that they
are likely to be written accidentlly, collapsed and reference links
need 4 metachars, and reference links will not usually use
backticks in the reference name.
therefore, only shortcut syntax gets the lenient behavior.
here's a truth table for how link kinds that cannot be urls are handled:

|              |  is shortcut link  | not shortcut link |
|--------------|--------------------|-------------------|
| has backtick |    never ignore    |    never ignore   |
| no backtick  | ignore if url-like |    never ignore   |
…narycat,fmease

[rustdoc] Correctly handle `should_panic` doctest attribute and fix `--no-run` test flag on the 2024 edition

Fixes rust-lang#143009.
Fixes rust-lang#143858.

Since it includes fixes from rust-lang#143453, it's taking it over (commits 2, 3 and 4 are from rust-lang#143453).

For `--no-run`, we forgot to check the "global" options in the 2024 edition, fixed in the first commit.

For `should_panic` fix, the exit code check has been fixed.

cc ``@TroyKomodo`` (thanks so much for providing such a complete test, made my life a lot easier!)
r? ``@notriddle``
…rep, r=Amanieu

Improve formatting of doc code blocks

We don't currently apply automatic formatting to doc comment code blocks. As a
result, it has built up various idiosyncracies, which make such automatic
formatting difficult. Some of those idiosyncracies also make things harder for
human readers or other tools.

This PR makes a few improvements to doc code formatting, in the hopes of making
future automatic formatting easier, as well as in many cases providing net
readability improvements.

I would suggest reading each commit separately, as each commit contains one
class of changes.
…oratrieb

[test][AIX] ignore extern_weak linkage test

The AIX linkage model doesn't support ELF-style extern_weak semantics, so just skip this test, like other platforms that don't have it.
compiletest: Improve diagnostics for line annotation mismatches 2

Follow up to rust-lang#140622 based on feedback from rust-lang#144590.
detect infinite recursion with tail calls in ctfe

fixes rust-lang#144753
…Kobzol

Properly pass path to staged `rustc` to `compiletest` self-tests

Otherwise, this can do weird things like use a global rustc, or try to use stage 0 rustc. This must be properly configured, because `compiletest` is intended to only support one compiler target spec JSON format (of the in-tree compiler).

Historically, this was probably done so before `bootstrap` was really its own thing, and `compiletest` had to be runnable as a much more "self-standing" tool.

Follow-up to rust-lang#144675, as I didn't realize this until Zalathar pointed it out in [#t-infra/bootstrap > Building vs testing &rust-lang#96;compiletest&rust-lang#96; @ 💬](https://rust-lang.zulipchat.com/#narrow/channel/326414-t-infra.2Fbootstrap/topic/Building.20vs.20testing.20.60compiletest.60/near/532040838).

r? `@Kobzol`
@rustbot rustbot added A-compiletest Area: The compiletest test runner A-run-make Area: port run-make Makefiles to rmake.rs A-testsuite Area: The testsuite used to check the correctness of rustc 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. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output. rollup A PR which is a rollup labels Aug 1, 2025
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@bors r+ p=5 rollup=never

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bors commented Aug 1, 2025

📌 Commit 772e645 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 Aug 1, 2025
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bors commented Aug 1, 2025

⌛ Testing commit 772e645 with merge 3d207da...

bors added a commit that referenced this pull request Aug 1, 2025
Rollup of 11 pull requests

Successful merges:

 - #132748 (get rid of some false negatives in rustdoc::broken_intra_doc_links)
 - #135771 ([rustdoc] Add support for associated items in "jump to def" feature)
 - #143360 (loop match: error on `#[const_continue]` outside `#[loop_match]`)
 - #143662 ([rustdoc] Display unsafe attrs with edition 2024 `unsafe()` wrappers.)
 - #143900 ([rustdoc] Correctly handle `should_panic` doctest attribute and fix `--no-run` test flag on the 2024 edition)
 - #144478 (Improve formatting of doc code blocks)
 - #144703 ([test][AIX] ignore extern_weak linkage test)
 - #144747 (compiletest: Improve diagnostics for line annotation mismatches 2)
 - #144756 (detect infinite recursion with tail calls in ctfe)
 - #144766 (Add human readable name "Cygwin")
 - #144782 (Properly pass path to staged `rustc` to `compiletest` self-tests)

r? `@ghost`
`@rustbot` modify labels: rollup
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The job test-various failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)
---- [run-make] tests/run-make/rustdoc-should-panic stdout ----

error: rmake recipe failed to complete
status: exit status: 101
command: cd "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/rustdoc-should-panic/rmake_out" && env -u RUSTFLAGS -u __RUSTC_DEBUG_ASSERTIONS_ENABLED -u __STD_DEBUG_ASSERTIONS_ENABLED AR="/wasi-sdk-27.0-x86_64-linux/bin/llvm-ar" BUILD_ROOT="/checkout/obj/build/x86_64-unknown-linux-gnu" CARGO="/checkout/obj/build/x86_64-unknown-linux-gnu/stage1-tools-bin/cargo" CC="/wasi-sdk-27.0-x86_64-linux/bin/wasm32-wasip1-clang" CC_DEFAULT_FLAGS="-ffunction-sections -fdata-sections -fno-exceptions --target=wasm32-wasip1" CXX="/wasi-sdk-27.0-x86_64-linux/bin/wasm32-wasip1-clang++" CXX_DEFAULT_FLAGS="-ffunction-sections -fdata-sections -fno-exceptions --target=wasm32-wasip1" HOST_RUSTC_DYLIB_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib" LD_LIBRARY_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/bootstrap-tools/x86_64-unknown-linux-gnu/release/deps:/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/lib/rustlib/x86_64-unknown-linux-gnu/lib" LD_LIB_PATH_ENVVAR="LD_LIBRARY_PATH" LLVM_BIN_DIR="/checkout/obj/build/x86_64-unknown-linux-gnu/ci-llvm/bin" LLVM_COMPONENTS="aarch64 aarch64asmparser aarch64codegen aarch64desc aarch64disassembler aarch64info aarch64utils aggressiveinstcombine all all-targets amdgpu amdgpuasmparser amdgpucodegen amdgpudesc amdgpudisassembler amdgpuinfo amdgputargetmca amdgpuutils analysis arm armasmparser armcodegen armdesc armdisassembler arminfo armutils asmparser asmprinter avr avrasmparser avrcodegen avrdesc avrdisassembler avrinfo binaryformat bitreader bitstreamreader bitwriter bpf bpfasmparser bpfcodegen bpfdesc bpfdisassembler bpfinfo cfguard cgdata codegen codegentypes core coroutines coverage csky cskyasmparser cskycodegen cskydesc cskydisassembler cskyinfo debuginfobtf debuginfocodeview debuginfodwarf debuginfogsym debuginfologicalview debuginfomsf debuginfopdb demangle dlltooldriver dwarflinker dwarflinkerclassic dwarflinkerparallel dwp engine executionengine extensions filecheck frontendatomic frontenddriver frontendhlsl frontendoffloading frontendopenacc frontendopenmp fuzzercli fuzzmutate globalisel hexagon hexagonasmparser hexagoncodegen hexagondesc hexagondisassembler hexagoninfo hipstdpar instcombine instrumentation interfacestub interpreter ipo irprinter irreader jitlink libdriver lineeditor linker loongarch loongarchasmparser loongarchcodegen loongarchdesc loongarchdisassembler loongarchinfo lto m68k m68kasmparser m68kcodegen m68kdesc m68kdisassembler m68kinfo mc mca mcdisassembler mcjit mcparser mips mipsasmparser mipscodegen mipsdesc mipsdisassembler mipsinfo mirparser msp430 msp430asmparser msp430codegen msp430desc msp430disassembler msp430info native nativecodegen nvptx nvptxcodegen nvptxdesc nvptxinfo objcarcopts objcopy object objectyaml option orcdebugging orcjit orcshared orctargetprocess passes powerpc powerpcasmparser powerpccodegen powerpcdesc powerpcdisassembler powerpcinfo profiledata remarks riscv riscvasmparser riscvcodegen riscvdesc riscvdisassembler riscvinfo riscvtargetmca runtimedyld sandboxir scalaropts selectiondag sparc sparcasmparser sparccodegen sparcdesc sparcdisassembler sparcinfo support symbolize systemz systemzasmparser systemzcodegen systemzdesc systemzdisassembler systemzinfo tablegen target targetparser telemetry textapi textapibinaryreader transformutils vectorize webassembly webassemblyasmparser webassemblycodegen webassemblydesc webassemblydisassembler webassemblyinfo webassemblyutils windowsdriver windowsmanifest x86 x86asmparser x86codegen x86desc x86disassembler x86info x86targetmca xray xtensa xtensaasmparser xtensacodegen xtensadesc xtensadisassembler xtensainfo" LLVM_FILECHECK="/checkout/obj/build/x86_64-unknown-linux-gnu/ci-llvm/bin/FileCheck" NODE="/node/bin/node" PYTHON="/usr/bin/python3" RUNNER="/wasmtime-v19.0.0-x86_64-linux/wasmtime run -C cache=n --dir . --env RUSTC_BOOTSTRAP" RUSTC="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" RUSTDOC="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustdoc" SOURCE_ROOT="/checkout" TARGET="wasm32-wasip1" TARGET_EXE_DYLIB_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib/rustlib/wasm32-wasip1/lib" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/rustdoc-should-panic/rmake"
stdout: none
--- stderr -------------------------------

thread 'main' panicked at /checkout/tests/run-make/rustdoc-should-panic/rmake.rs:20:9:
output (edition: 2015) doesn't contain "test test.rs - did_panic (line 11) ... ok"
full output: 
running 3 tests
test test.rs - did_not_panic (line 6) ... FAILED
test test.rs - bad_exit_code (line 1) ... FAILED
test test.rs - did_panic (line 11) ... FAILED

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bors commented Aug 1, 2025

💔 Test failed - checks-actions

@bors bors added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. and removed S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. labels Aug 1, 2025
@GuillaumeGomez GuillaumeGomez deleted the rollup-ujf9ae4 branch August 1, 2025 21:17
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A-compiletest Area: The compiletest test runner A-run-make Area: port run-make Makefiles to rmake.rs A-testsuite Area: The testsuite used to check the correctness of rustc rollup A PR which is a rollup 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. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
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