Rollup of 6 pull requests

[Dylan-DPC]

Successful merges:

• Share slice of bytes #110145 (Share slice of bytes)
• Stabilize feature cstr_is_empty #111043 (Stabilize feature cstr_is_empty)
• Remove LangItems::require #111648 (Remove LangItems::require)
• Add derive for core::marker::ConstParamTy #111649 (Add derive for core::marker::ConstParamTy)
• Add a conversion from &mut T to &mut UnsafeCell<T> #111654 (Add a conversion from &mut T to &mut UnsafeCell<T>)
• Erase regions of type in offset_of! #111661 (Erase regions of type in offset_of!)

Failed merges:

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[Dylan-DPC]

@bors r+ rollup=never p=5

[bors]

📌 Commit 0720743 has been approved by Dylan-DPC

It is now in the queue for this repository.

[bors]

⌛ Testing commit 0720743 with merge c2ccc85...

[bors]

☀️ Test successful - checks-actions
Approved by: Dylan-DPC
Pushing c2ccc85 to master...

[rust-timer]

📌 Perf builds for each rolled up PR:

PR#	Perf Build Sha
#111661	c7c7cd812f1fbe7028127e7a54ccd7bb726a9458
#111654	1e5d00530fda6389f80836986c0d7a0fcca0e767
#111649	4438f4037818a34f87f7cc270c2e3086b47c6786
#111648	8fd5ff3857a71f490c030a328833c1fa89e9055c
#111043	d9568493fadc4a5cd548bc5331e40f99d0fdfad6
#110145	1ff606909706db429b0d246593dab93a80d1851d

previous master: 6c64870fa6

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 (c2ccc85): 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)	-	-	0
Regressions ❌ (secondary)	2.0%	[0.7%, 3.1%]	3
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-5.0%	[-5.0%, -5.0%]	1
All ❌✅ (primary)	-	-	0

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)	2.7%	[2.6%, 2.8%]	2
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Binary size

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

Bootstrap: 643.359s -> 643.044s (-0.05%)