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Expose <code>FloatErrorKind</code> from private <code>core::num::dec2flt</code> to public <code>core::num::FloatErrorKind</code>

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#683 In rust-lang/libs-team;

· tisonkun opened on Oct 24, 2025

Add <code>std::ops::range::Bound::map_all</code>

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#682 In rust-lang/libs-team;

· IoaNNUwU opened on Oct 23, 2025

ACP: Freezable Mutex Guards

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#679 In rust-lang/libs-team;

· SpaceBroetchen opened on Oct 17, 2025

<code>only</code> on iterators

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#676 In rust-lang/libs-team;

· jdonszelmann opened on Oct 14, 2025

Vec::recycle

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#674 In rust-lang/libs-team;

· llogiq opened on Oct 9, 2025

ACP: Add unchecked arithmetic methods for integer simd

ACP-acceptedAPI Change Proposal is accepted (seconded with no objections)API Change Proposal is accepted (seconded with no objections)

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#662 In rust-lang/libs-team;

· CrazyboyQCD opened on Sep 25, 2025

ACP: More float constants

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#661 In rust-lang/libs-team;

· joshuarayton opened on Sep 24, 2025

ACP: std::rc::RcUninit for deferred initialization and await-safe cyclic construction

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#660 In rust-lang/libs-team;

· kstrafe opened on Sep 23, 2025

Generalize ExactSizeIterator to QuantifiedIterator

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

S-blockedStatus: Blocked on another featureStatus: Blocked on another feature

T-libs-api

Status: Open.

#659 In rust-lang/libs-team;

· 414owen opened on Sep 23, 2025

implement Default for more iterators

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#656 In rust-lang/libs-team;

· programmerjake opened on Sep 18, 2025

ACP For <code>OnceLock::get_unchecked</code> and <code>LazyLock::get_unchecked</code>

ACP-acceptedAPI Change Proposal is accepted (seconded with no objections)API Change Proposal is accepted (seconded with no objections)

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#654 In rust-lang/libs-team;

· HomelikeBrick42 opened on Sep 14, 2025

ACP: Add 1 type parameter to <code>RangeBounds&lt;Start, End = Start&gt;</code> and all existing range types

api-change-proposalA proposal to add or alter unstable APIs in the standard librariesA proposal to add or alter unstable APIs in the standard libraries

T-libs-api

Status: Open.

#653 In rust-lang/libs-team;

· nik-rev opened on Sep 13, 2025