Rollup of 8 pull requests

[matthiaskrgr]

Successful merges:

• Extract parallel operations in rustc_data_structures::sync into a new parallel submodule #115548 (Extract parallel operations in rustc_data_structures::sync into a new parallel submodule)
• Add regression test for LLVM 17-rc3 miscompile #115591 (Add regression test for LLVM 17-rc3 miscompile)
• Don't ICE when computing ctype's repr_nullable_ptr for possibly-unsized ty #115631 (Don't ICE when computing ctype's repr_nullable_ptr for possibly-unsized ty)
• fix homogeneous_aggregate not ignoring some ZST #115708 (fix homogeneous_aggregate not ignoring some ZST)
• Some more small driver refactors #115730 (Some more small driver refactors)
• Allow loading the SMIR for constants and statics #115749 (Allow loading the SMIR for constants and statics)
• Add a test for #108030 #115757 (Add a test for LTO prunes symbols which are used resulting in a linking error #108030)
• Update books #115761 (Update books)

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[matthiaskrgr]

@bors r+ rollup=never p=8

[bors]

📌 Commit 059231f has been approved by matthiaskrgr

It is now in the queue for this repository.

[bors]

⌛ Testing commit 059231f with merge b4e54c6...

[bors]

☀️ Test successful - checks-actions
Approved by: matthiaskrgr
Pushing b4e54c6 to master...

[rust-timer]

📌 Perf builds for each rolled up PR:

PR#	Message	Perf Build Sha
#115548	Extract parallel operations in `rustc_data_structures::sync…	ff1b7c5f51de38e50c6337b569d869c3a7ef1e7d (link)
#115591	Add regression test for LLVM 17-rc3 miscompile	7dec7f9823bf55c51635d94603bbd37d70b8290b (link)
#115631	Don't ICE when computing ctype's repr_nullable_ptr for po…	f7bf9f154ada3bb16e8694faf52be76b24614419 (link)
#115708	fix homogeneous_aggregate not ignoring some ZST	5ab65d6027f779bccdb8bee4abdddb1c5673c445 (link)
#115730	Some more small driver refactors	9cecb98996d235589a2623ad3eb5eda737420480 (link)
#115749	Allow loading the SMIR for constants and statics	62a1519196d2bd1d3837ec32d3de45fb34c2b714 (link)
#115757	Add a test for #108030	d137e71a7c162505f242711fb451560673c133ed (link)
#115761	Update books	fbecc02a1931a5a3ba22977b7c232d67fbdabd6e (link)

previous master: e2b3676733

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

[rust-timer]

Finished benchmarking commit (b4e54c6): comparison URL.

Overall result: ❌ regressions - no action needed

@rustbot label: -perf-regression

Instruction count

This is a highly reliable metric that was used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	0.3%	[0.3%, 0.3%]	1
Regressions ❌ (secondary)	0.5%	[0.5%, 0.5%]	2
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	0.3%	[0.3%, 0.3%]	1

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)	2.6%	[2.6%, 2.6%]	1
Regressions ❌ (secondary)	2.2%	[2.2%, 2.2%]	1
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	2.6%	[2.6%, 2.6%]	1

Cycles

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

Binary size

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

Bootstrap: 633.716s -> 631.821s (-0.30%)
Artifact size: 317.88 MiB -> 317.91 MiB (0.01%)