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Pull requests: rust-lang/rust
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Update tracing, again
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#146188
opened Sep 4, 2025 by
dpaoliello
•
Draft
Remove Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
Cased Unicode table
perf-regression
#146180
opened Sep 3, 2025 by
Kmeakin
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Disable incr CGU merging
perf-regression
Performance regression.
S-experimental
Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
privacy: cache for trait ref in projection
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#146128
opened Sep 2, 2025 by
bvanjoi
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Fix normalization overflow ICEs in monomorphization
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#146096
opened Sep 1, 2025 by
adwinwhite
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Ignore intrinsic calls in cross-crate-inlining cost model
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
rustdoc: split build_impl into build_{local,external}_impl
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-rustdoc
Relevant to the rustdoc team, which will review and decide on the PR/issue.
#145907
opened Aug 26, 2025 by
lolbinarycat
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Extended temporary argument to format_args!() in all cases
perf-regression
Performance regression.
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
T-clippy
Relevant to the Clippy team.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#145882
opened Aug 26, 2025 by
m-ou-se
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fulfill: dedup newly added obligations
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
#145714
opened Aug 21, 2025 by
lcnr
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Reimplement DestinationPropagation according to live ranges.
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#145541
opened Aug 17, 2025 by
cjgillot
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[EXPERIMENT] Introduce Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
TypingMode::Codegen to avoid layout cycles
perf-regression
Cache derive proc macro expansion with incremental query
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#145354
opened Aug 13, 2025 by
Kobzol
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Dogfood Area: The testsuite used to check the correctness of rustc
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
-Zno-embed-metadata in the compiler
A-testsuite
[TOY] Run MIR opts before coroutine state transform
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Improve incremental use of lint filtering
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#145220
opened Aug 10, 2025 by
blyxyas
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Optimize indexing slices and strs with inclusive ranges
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#145024
opened Aug 6, 2025 by
Kmeakin
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rustdoc: turn is_unnamable into a compiler query
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-rustdoc
Relevant to the rustdoc team, which will review and decide on the PR/issue.
T-rustdoc-frontend
Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
#145021
opened Aug 6, 2025 by
lolbinarycat
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Cache param_env on disk.
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Constify Eq, Ord, PartialOrd
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#144847
opened Aug 3, 2025 by
Randl
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resolve: Avoid finalizing extern prelude entries more than once
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#144737
opened Jul 31, 2025 by
petrochenkov
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Use Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
ExtractIf in fulfillment loop
perf-regression
#144699
opened Jul 30, 2025 by
compiler-errors
•
Draft
Limit impl_trait_header query to only trait impls
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
perf-regression
Performance regression.
PG-exploit-mitigations
Project group: Exploit mitigations
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-rustdoc
Relevant to the rustdoc team, which will review and decide on the PR/issue.
#144607
opened Jul 28, 2025 by
camsteffen
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EXPERIMENT: Use the force-inline pass for more stuff
A-attributes
Area: Attributes (`#[...]`, `#![...]`)
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
GVN: Use a VnIndex in Address projection.
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Validate transmute in CTFE
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#144030
opened Jul 16, 2025 by
oli-obk
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ProTip!
Exclude everything labeled
bug with -label:bug.