Update books

[rustbot]

rust-lang/book

1 commits in 33f1af40cc44dde7e3e892f7a508e6f427d2cbc6..1d7c3e6abec2d5a9bfac798b29b7855b95025426
2025-09-28 21:24:16 UTC to 2025-09-28 21:24:16 UTC

• Chunk of chapters from copyedit (Chunk of chapters from copyedit book#4506)

rust-lang/edition-guide

1 commits in aa6ce337c0adf7a63e33960d184270f2a45ab9ef..e2ed891f00361efc26616d82590b1c85d7a8920e
2025-10-01 17:11:54 UTC to 2025-10-01 17:11:54 UTC

• link to never type fallback lint as deny by default (link to never type fallback lint as deny by default edition-guide#377)

rust-lang/nomicon

1 commits in f17a018b9989430967d1c58e9a12c51169abc744..23fc2682f8fcb887f77d0eaabba708809f834c11
2025-09-24 10:10:31 UTC to 2025-09-24 10:10:31 UTC

• a typo in ffi.md (a typo in ffi.md nomicon#502)

rust-lang/reference

13 commits in cc7247d8dfaef4c39000bb12c55c32ba5b5ba976..e11adf6016a362766eea5a3f9832e193994dd0c8
2025-09-29 00:55:42 UTC to 2025-09-23 23:33:32 UTC

• const functions: separate rule about users and rule about what is allowed in such functions (const functions: separate rule about users and rule about what is allowed in such functions reference#2013)
• use "tuple enum variant" more consistently (use "tuple enum variant" more consistently reference#2015)
• Remove caveats related to format_args! expansion (Remove caveats related to format_args! expansion reference#2017)
• RISC-V: Extension Updates (including document references) (RISC-V: Extension Updates (including document references) reference#2002)
• Move inferred sentence to an example block (Move inferred sentence to an example block reference#2019)
• Add triagebot range-diff feature (Add triagebot range-diff feature reference#2011)
• use AND when searching for multiple terms (use AND when searching for multiple terms reference#2016)
• enumerations.md: fix pluralisation (enumerations.md: fix pluralisation reference#2014)
• const_eval.md: use sentence case for section title, for consistency (const_eval.md: use sentence case for section title, for consistency reference#2012)
• destructors.md: improve readability by adding pauses (destructors.md: improve readability by adding pauses reference#2007)
• RISC-V: Add vector state registers (RISC-V: Add vector state registers reference#2005)
• destructors.md: point to core:: instead of std:: (destructors.md: point to core:: instead of std:: reference#2006)
• Create Whitespace grammar productions (Create Whitespace grammar productions reference#1991)

[rustbot]

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[rustbot]

⚠️Warning⚠️

• Some commits in this PR modify submodules.

  If this was not intentional, see I changed a submodule on accident in the rustc dev guide.

[ehuss]

@bors r+ rollup

Unblocks #146167, cc @WaffleLapkin

[bors]

📌 Commit 5991c87 has been approved by ehuss

It is now in the queue for this repository.