Rollup of 10 pull requests

[matthiaskrgr]

Successful merges:

• Explain TOCTOU on the top of std::fs, and reference it in functions #141847 (Explain TOCTOU on the top of std::fs, and reference it in functions)
• Add Vec::into_chunks #142138 (Add Vec::into_chunks)
• Expose elf abi on ppc64 targets #142321 (Expose elf abi on ppc64 targets)
• ci: aarch64-gnu: Stop skipping panic_abort_doc_tests #142886 (ci: aarch64-gnu: Stop skipping panic_abort_doc_tests)
• fix bitcast of single-element SIMD vectors #143194 (fix bitcast of single-element SIMD vectors)
• Suggest use another lifetime specifier instead of underscore lifetime #143231 (Suggest use another lifetime specifier instead of underscore lifetime)
• [COMPILETEST-UNTANGLE 3/N] Use "directives" consistently within compiletest #143232 ([COMPILETEST-UNTANGLE 3/N] Use "directives" consistently within compiletest)
• Don't recompute DisambiguatorState for every RPITIT in trait definition #143258 (Don't recompute DisambiguatorState for every RPITIT in trait definition)
• Use the correct export kind for __rust_alloc_error_handler_should_panic #143260 (Use the correct export kind for __rust_alloc_error_handler_should_panic)
• ci: support optional jobs #143274 (ci: support optional jobs)

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[matthiaskrgr]

@bors r+ rollup=never p=5

[bors]

📌 Commit 87e28ff has been approved by matthiaskrgr

It is now in the queue for this repository.

[bors]

⌛ Testing commit 87e28ff with merge 58dd450...

[rust-log-analyzer]

The job x86_64-msvc-1 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\no-cdylib-as-rdylib stdout ----

error: rmake recipe failed to complete
status: exit code: 1
command: "D:\\a\\rust\\rust\\build\\x86_64-pc-windows-msvc\\test\\run-make\\no-cdylib-as-rdylib\\rmake.exe"
stdout: none
--- stderr -------------------------------
command failed at line 14
Command { cmd: "D:\\a\\rust\\rust\\build\\x86_64-pc-windows-msvc\\stage2\\bin\\rustc.exe" "-L" "D:\\a\\rust\\rust\\build\\x86_64-pc-windows-msvc\\test\\run-make\\no-cdylib-as-rdylib\\rmake_out" "foo.rs" "-Cprefer-dynamic" "--target=x86_64-pc-windows-msvc", stdin_buf: None, stdin: None, stdout: None, stderr: None, drop_bomb: DropBomb { command: "D:\\a\\rust\\rust\\build\\x86_64-pc-windows-msvc\\stage2\\bin\\rustc.exe", defused: true, armed_location: Location { file: "D:\\a\\rust\\rust\\tests\\run-make\\no-cdylib-as-rdylib\\rmake.rs", line: 14, column: 5 } }, already_executed: true }
output status: `exit code: 1`
=== STDOUT ===



=== STDERR ===
error: linking with `link.exe` failed: exit code: 1120
  |
  = note: "C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise\\VC\\Tools\\MSVC\\14.44.35207\\bin\\HostX64\\x64\\link.exe" "/NOLOGO" "C:\\Users\\RUNNER~1\\AppData\\Local\\Temp\\rustcxWqWs1\\symbols.o" "<1 object files omitted>" "D:\\a\\rust\\rust\\build\\x86_64-pc-windows-msvc\\test\\run-make\\no-cdylib-as-rdylib\\rmake_out/{libbar.rlib}.rlib" "<sysroot>\\lib\\rustlib\\x86_64-pc-windows-msvc\\lib\\std-513772a55464186a.dll.lib" "<sysroot>\\lib\\rustlib\\x86_64-pc-windows-msvc\\lib/{libcompiler_builtins-*}.rlib" "kernel32.lib" "kernel32.lib" "kernel32.lib" "ntdll.lib" "userenv.lib" "ws2_32.lib" "dbghelp.lib" "/defaultlib:msvcrt" "C:\\Users\\RUNNER~1\\AppData\\Local\\Temp\\rustcxWqWs1\\api-ms-win-core-synch-l1-2-0.dll_imports_indirect.lib" "C:\\Users\\RUNNER~1\\AppData\\Local\\Temp\\rustcxWqWs1\\bcryptprimitives.dll_imports_indirect.lib" "/NXCOMPAT" "/LIBPATH:D:\\a\\rust\\rust\\build\\x86_64-pc-windows-msvc\\test\\run-make\\no-cdylib-as-rdylib\\rmake_out" "/OUT:foo.exe" "/OPT:REF,NOICF" "/DEBUG" "/PDBALTPATH:%_PDB%" "/NATVIS:<sysroot>\\lib\\rustlib\\etc\\intrinsic.natvis" "/NATVIS:<sysroot>\\lib\\rustlib\\etc\\liballoc.natvis" "/NATVIS:<sysroot>\\lib\\rustlib\\etc\\libcore.natvis" "/NATVIS:<sysroot>\\lib\\rustlib\\etc\\libstd.natvis"
  = note: some arguments are omitted. use `--verbose` to show all linker arguments
  = note: symbols.o : error LNK2001: unresolved external symbol _RNvCs5WTP9vyCAsq_7___rustc39___rust_alloc_error_handler_should_panic␍
          foo.exe : fatal error LNK1120: 1 unresolved externals␍
          

error: aborting due to 1 previous error
------------------------------------------

---
test result: FAILED. 310 passed; 1 failed; 87 ignored; 0 measured; 6 filtered out; finished in 219.32s

Some tests failed in compiletest suite=run-make mode=run-make host=x86_64-pc-windows-msvc target=x86_64-pc-windows-msvc
Build completed unsuccessfully in 2:19:26
make: *** [Makefile:112: ci-msvc-py] Error 1
  local time: Wed Jul  2 17:16:45 CUT 2025
  network time: Wed, 02 Jul 2025 17:16:45 GMT
##[error]Process completed with exit code 2.
Post job cleanup.
[command]"C:\Program Files\Git\bin\git.exe" version

[bors]

💔 Test failed - checks-actions