Update the `rustc-perf` submodule by Kobzol · Pull Request #161344 · rust-lang/rust

Kobzol · 2026-08-19T08:05:37Z

To bring in rust-lang/rustc-perf#2537, so that we unblock #160619.

r? lcnr

rustbot · 2026-08-19T08:05:44Z

⚠️ 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.

Kobzol · 2026-08-19T08:05:59Z

@bors try @rust-timer queue

Update the `rustc-perf` submodule

lqd

👍 r+

View changes since this review

rust-bors · 2026-08-19T09:06:02Z

☀️ Try build successful (CI)
Build commit: 4067b40 (4067b40465db64f578f7c5b730894bc449b25ce2)
Base parent: 9ba81c2 (9ba81c26fe1be0c8730083a1b6da070bc7c51726)

rust-timer · 2026-08-19T11:10:30Z

Finished benchmarking commit (4067b40): comparison URL.

Overall result: no relevant changes - no action needed

Benchmarking means the PR may be perf-sensitive. Consider adding rollup=never if this change is not fit for rolling up.

@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

This perf run didn't have relevant results for this metric.

Max RSS (memory usage)

Results (primary -2.7%, secondary -1.8%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	2.3%	[2.3%, 2.3%]	1
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-7.7%	[-7.7%, -7.7%]	1
Improvements ✅ (secondary)	-1.8%	[-1.8%, -1.8%]	1
All ❌✅ (primary)	-2.7%	[-7.7%, 2.3%]	2

Cycles

Results (primary 4.0%, secondary 4.1%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	4.0%	[2.0%, 8.0%]	13
Regressions ❌ (secondary)	4.8%	[2.0%, 9.0%]	9
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-2.0%	[-2.0%, -2.0%]	1
All ❌✅ (primary)	4.0%	[2.0%, 8.0%]	13

Binary size

This perf run didn't have relevant results for this metric.

Bootstrap: 455.183s -> 464.395s (2.02%)
Artifact size: 398.99 MiB -> 399.04 MiB (0.01%)

Kobzol · 2026-08-19T11:11:56Z

@bors r=lqd

rust-bors · 2026-08-19T11:11:59Z

📌 Commit 6d632a7 has been approved by lqd

It is now in the queue for this repository.

Update the `rustc-perf` submodule To bring in rust-lang/rustc-perf#2537, so that we unblock rust-lang#160619. r? lcnr

…uwer Rollup of 16 pull requests Successful merges: - #159071 ([PAC] Encoder and hash (1/8)) - #161277 (bootstrap: Move all non-module items out of the crate root) - #161332 (Some `GlobalCtxt`/`Session` cleanups) - #161344 (Update the `rustc-perf` submodule) - #150931 (rustdoc: Always document `#[repr(transparent)]` if `#[rustc_pub_transparent]` is applied) - #160582 (Add `remove hidden_glob_reexports item breaks downstream` test) - #160876 (remove unwrap from write_mir_fn_graphviz) - #160927 (Enhance EII UI tests) - #161070 (fix arm homogeneous aggregate ABI) - #161236 (Download auto jobs in citool in parallel) - #161254 (Reserve capacity for 3% anon nodes) - #161283 (Tighten the language used for documenting `TargetOptions::llvm_abiname`) - #161291 (Rename `ProjectionPredicate` and `TraitPredicate`) - #161299 (Remove a bunch of unnecessary explicit lifetimes) - #161307 (make ARM maintainers pingable) - #161308 (Add regression test for rustc diagnostic to recognize variables in match guards)

Update the `rustc-perf` submodule To bring in rust-lang/rustc-perf#2537, so that we unblock rust-lang#160619. r? lcnr

…uwer Rollup of 16 pull requests Successful merges: - #159071 ([PAC] Encoder and hash (1/8)) - #161068 (Ensure TLS accesses don't call the global allocator through panic (part 3) ) - #161332 (Some `GlobalCtxt`/`Session` cleanups) - #161344 (Update the `rustc-perf` submodule) - #150931 (rustdoc: Always document `#[repr(transparent)]` if `#[rustc_pub_transparent]` is applied) - #160582 (Add `remove hidden_glob_reexports item breaks downstream` test) - #160876 (remove unwrap from write_mir_fn_graphviz) - #160927 (Enhance EII UI tests) - #161070 (fix arm homogeneous aggregate ABI) - #161236 (Download auto jobs in citool in parallel) - #161254 (Reserve capacity for 3% anon nodes) - #161283 (Tighten the language used for documenting `TargetOptions::llvm_abiname`) - #161291 (Rename `ProjectionPredicate` and `TraitPredicate`) - #161299 (Remove a bunch of unnecessary explicit lifetimes) - #161307 (make ARM maintainers pingable) - #161308 (Add regression test for rustc diagnostic to recognize variables in match guards)

JonathanBrouwer · 2026-08-19T19:28:44Z

@bors p=1 This blocks the next trait solver stabilization

Update the `rustc-perf` submodule To bring in rust-lang/rustc-perf#2537, so that we unblock rust-lang#160619. r? lcnr

…uwer Rollup of 26 pull requests Successful merges: - #161384 (Bust sccache's cache) - #161325 (Bump bootstrap to 1.99.0-beta.1) - #161344 (Update the `rustc-perf` submodule) - #161366 (Subtree sync for rustc_codegen_cranelift) - #159071 ([PAC] Encoder and hash (1/8)) - #160639 ([rustdoc] Only generate search DOM elements if the search is actually needed) - #161068 (Ensure TLS accesses don't call the global allocator through panic (part 3) ) - #161332 (Some `GlobalCtxt`/`Session` cleanups) - #150931 (rustdoc: Always document `#[repr(transparent)]` if `#[rustc_pub_transparent]` is applied) - #158999 (doc: list all remove_dir_all fallback targets) - #160582 (Add `remove hidden_glob_reexports item breaks downstream` test) - #160876 (remove unwrap from write_mir_fn_graphviz) - #160927 (Enhance EII UI tests) - #161070 (fix arm homogeneous aggregate ABI) - #161190 (fix crash in async-drop and async-gen) - #161236 (Download auto jobs in citool in parallel) - #161254 (Reserve capacity for 3% anon nodes) - #161283 (Tighten the language used for documenting `TargetOptions::llvm_abiname`) - #161291 (Rename `ProjectionPredicate` and `TraitPredicate`) - #161293 (add relnotes 1.98.0) - #161299 (Remove a bunch of unnecessary explicit lifetimes) - #161307 (make ARM maintainers pingable) - #161308 (Add regression test for rustc diagnostic to recognize variables in match guards) - #161346 (Don't rely on std traits not being const in tests) - #161360 (vec: fixup the name that i forgot) - #161367 (Reflect current PR title names for subtree syncs in triagebot no-merges)

Rollup merge of #161344 - Kobzol:update-rustc-perf, r=lqd Update the `rustc-perf` submodule To bring in rust-lang/rustc-perf#2537, so that we unblock #160619. r? lcnr

Update the rustc-perf submodule

6d632a7

rustbot added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Aug 19, 2026

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rustbot added the S-waiting-on-perf Status: Waiting on a perf run to be completed. label Aug 19, 2026

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rust-bors Bot pushed a commit that referenced this pull request Aug 19, 2026

Auto merge of #161344 - Kobzol:update-rustc-perf, r=<try>

4067b40

Update the `rustc-perf` submodule

lqd approved these changes Aug 19, 2026

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rustbot removed the S-waiting-on-perf Status: Waiting on a perf run to be completed. label Aug 19, 2026

rust-bors Bot added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Aug 19, 2026

JonathanBrouwer mentioned this pull request Aug 19, 2026

Rollup of 12 pull requests #161352

Closed

JonathanBrouwer mentioned this pull request Aug 19, 2026

Rollup of 16 pull requests #161356

Closed

JonathanBrouwer mentioned this pull request Aug 19, 2026

Rollup of 16 pull requests #161359

Closed

lcnr mentioned this pull request Aug 19, 2026

Enable -Znext-solver on nightly by default #160619

Open

JonathanBrouwer mentioned this pull request Aug 19, 2026

Rollup of 23 pull requests #161372

Closed

This was referenced Aug 20, 2026

Rollup of 25 pull requests #161383

Closed

Rollup of 26 pull requests #161396

Merged

rust-bors Bot merged commit e3b1b0f into rust-lang:main Aug 20, 2026
14 checks passed

rustbot added this to the 1.100.0 milestone Aug 20, 2026

Kobzol deleted the update-rustc-perf branch August 20, 2026 18:19

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Update the `rustc-perf` submodule - #161344

Update the `rustc-perf` submodule#161344
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Kobzol:update-rustc-perf

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Overall result: no relevant changes - no action needed

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