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Draft release notes for 1.86.0
#138795 opened Mar 21, 2025 by cuviper
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Issues list

std::thread::spawn: thread-local storage panics C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. regression-untriaged Untriaged performance or correctness regression. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#138696 opened Mar 19, 2025 by yellowhatter
1
@m-ou-se
5
Deprecate the unstable concat_idents! disposition-merge This issue / PR is in PFCP or FCP with a disposition to merge it. finished-final-comment-period The final comment period is finished for this PR / Issue. I-lang-easy-decision Issue: The decision needed by the team is conjectured to be easy; this does not imply nomination S-waiting-on-fcp Status: PR is in FCP and is awaiting for FCP to complete. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue. to-announce Announce this issue on triage meeting
#137653 opened Feb 26, 2025 by tgross35 Loading…
@m-ou-se
14
Tag all format-like macros with #[clippy::format_args] S-blocked Status: Blocked on something else such as an RFC or other implementation work. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#137364 opened Feb 21, 2025 by nyurik Loading…
@m-ou-se
12
Experiment: New format_args!() representation A-fmt Area: `core::fmt` 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. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#137294 opened Feb 19, 2025 by m-ou-se • Draft
@m-ou-se
14
Rename cfg_match! to cfg_select! I-libs-api-nominated Nominated for discussion during a libs-api team meeting. 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. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#137198 opened Feb 18, 2025 by tgross35 Loading…
@m-ou-se
9
Stabilize the cell_update feature I-libs-api-nominated Nominated for discussion during a libs-api team meeting. S-waiting-on-team Status: Awaiting decision from the relevant subteam (see the T-<team> label). T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#134446 opened Dec 18, 2024 by tgross35 Loading…
1
@m-ou-se
6
Fix overly restrictive lifetime in core::panic::Location::file return type S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#132087 opened Oct 24, 2024 by ijchen • Draft
1
@m-ou-se
5
Derive Copy and Hash for IntErrorKind disposition-merge This issue / PR is in PFCP or FCP with a disposition to merge it. finished-final-comment-period The final comment period is finished for this PR / Issue. Libs-Small Libs issues that are considered "small" or self-contained needs-fcp This change is insta-stable, so needs a completed FCP to proceed. S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#131923 opened Oct 19, 2024 by ranger-ross Loading…
1
@m-ou-se
7
feat(core): impl Step for NonZero<u*> disposition-merge This issue / PR is in PFCP or FCP with a disposition to merge it. finished-final-comment-period The final comment period is finished for this PR / Issue. S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue. to-announce Announce this issue on triage meeting
#127534 opened Jul 9, 2024 by jalil-salame Loading…
@m-ou-se
22
Tracking Issue for externally implementable items B-experimental Blocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize). C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC F-extern_item_impls `#![feature(extern_item_impls)]` T-lang Relevant to the language team, which will review and decide on the PR/issue.
#125418 opened May 22, 2024 by traviscross
9 of 17 tasks
@m-ou-se
10
Add APIs for dealing with titlecase A-Unicode Area: Unicode S-waiting-on-ACP Status: PR has an ACP and is waiting for the ACP to complete. T-libs Relevant to the library team, which will review and decide on the PR/issue. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#122668 opened Mar 17, 2024 by Jules-Bertholet Loading…
@m-ou-se
2
Use futex-based synchronization on Apple platforms A-atomic Area: Atomics, barriers, and sync primitives O-apple Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS) O-unix Operating system: Unix-like relnotes Marks issues that should be documented in the release notes of the next release. 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.
#122408 opened Mar 12, 2024 by joboet Loading…
@m-ou-se
32
Add or_try_* variants for HashMap Entry API S-waiting-on-ACP Status: PR has an ACP and is waiting for the ACP to complete. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#120708 opened Feb 6, 2024 by peterjoel Loading…
@m-ou-se
7
std::thread::available_parallelism merging linux/android/freebsd version O-android Operating system: Android O-freebsd Operating system: FreeBSD O-linux Operating system: Linux O-unix Operating system: Unix-like 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.
#120589 opened Feb 2, 2024 by devnexen Loading…
@m-ou-se
16
Vec::resize for bytes should be a single memset 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-libs Relevant to the library team, which will review and decide on the PR/issue.
#120050 opened Jan 17, 2024 by scottmcm • Draft
@m-ou-se
29
Scoped thread implicit join doesn't wait for thread locals to be dropped A-thread Area: `std::thread` A-thread-locals Area: Thread local storage (TLS) C-bug Category: This is a bug. disposition-close This PR / issue is in PFCP or FCP with a disposition to close it. finished-final-comment-period The final comment period is finished for this PR / Issue. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#116237 opened Sep 28, 2023 by pvillela
@m-ou-se
28
Tracking issue for cleaning up core's and std's panic machinery A-panic Area: Panicking machinery C-cleanup Category: PRs that clean code up or issues documenting cleanup. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#116005 opened Sep 20, 2023 by m-ou-se
7 of 15 tasks
@Amanieu @m-ou-se
cfi: Store type erasure witness for Argument PG-exploit-mitigations Project group: Exploit mitigations S-blocked Status: Blocked on something else such as an RFC or other implementation work. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#115954 opened Sep 19, 2023 by maurer Loading…
@m-ou-se
5
Implement From<&'a &'static str> for Arguments<'a> S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#114531 opened Aug 6, 2023 by EFanZh • Draft
@m-ou-se
7
Make std::mem::transmute_copy accept ?Sized inputs needs-fcp This change is insta-stable, so needs a completed FCP to proceed. S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#112457 opened Jun 9, 2023 by nvzqz Loading…
@m-ou-se
15
Report allocation errors as panics, second attempt S-waiting-on-ACP Status: PR has an ACP and is waiting for the ACP to complete. 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.
#112331 opened Jun 5, 2023 by Amanieu Loading…
2
@m-ou-se
18
Flatten bool arguments under -Zflatten-format-args=yes A-fmt Area: `core::fmt` C-optimization Category: An issue highlighting optimization opportunities or PRs implementing such I-slow Issue: Problems and improvements with respect to performance of generated code. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#111995 opened May 26, 2023 by KisaragiEffective
@m-ou-se
1
Tracking issue for cleaning up std's thread_local implementation details A-thread-locals Area: Thread local storage (TLS) C-cleanup Category: PRs that clean code up or issues documenting cleanup. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#110897 opened Apr 27, 2023 by m-ou-se
20 of 24 tasks
@m-ou-se
14
Use &dyn Any rather than &(dyn Any + Send) for PanicInfo::payload() S-experimental Status: Ongoing experiment that does not require reviewing and won't be merged in its current state. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#110799 opened Apr 25, 2023 by m-ou-se • Draft
@m-ou-se
14
Use ELF-TLS on SGX O-SGX Target: SGX S-blocked Status: Blocked on something else such as an RFC or other implementation work. 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.
#105604 opened Dec 12, 2022 by joboet Loading…
@m-ou-se
6
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