Add ptr::addr_eq

[scottmcm]

Seconded ACP: rust-lang/libs-team#274 (comment)
Tracking issue: #116324
cc @dtolnay #106447

[rustbot]

r? @m-ou-se

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[dtolnay]

Thank you. :)

[dtolnay]

@bors r+

[bors]

📌 Commit 1878791 has been approved by dtolnay

It is now in the queue for this repository.

[bors]

⌛ Testing commit 1878791 with merge 1578329...

[bors]

☀️ Test successful - checks-actions
Approved by: dtolnay
Pushing 1578329 to master...

[rust-timer]

Finished benchmarking commit (1578329): 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)	2.3%	[2.0%, 2.7%]	7
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-0.7%	[-0.7%, -0.7%]	1
All ❌✅ (primary)	2.3%	[2.0%, 2.7%]	7

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)	-	-	0
Improvements ✅ (primary)	-0.4%	[-0.4%, -0.4%]	1
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-0.4%	[-0.4%, -0.4%]	1

Binary size

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

Bootstrap: 631.015s -> 627.987s (-0.48%)
Artifact size: 273.33 MiB -> 273.32 MiB (-0.01%)