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&mut self borrow conflicting with itself.

A-borrow-checkerArea: The borrow checkerArea: The borrow checker

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

A-type-systemArea: Type systemArea: Type system

C-bugCategory: This is a bug.Category: This is a bug.

fixed-by-poloniusCompiling with `-Zpolonius` fixes this issue.Compiling with `-Zpolonius` fixes this issue.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-typesRelevant to the types team, which will review and decide on the PR/issue.Relevant to the types team, which will review and decide on the PR/issue.

Status: Open.

#21906 In rust-lang/rust;

· leejunseok opened on Feb 3, 2015

two-phase-borrows need a specification

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

E-hardCall for participation: Hard difficulty. Experience needed to fix: A lot.Call for participation: Hard difficulty. Experience needed to fix: A lot.

NLL-referenceReference material for NLLReference material for NLL

P-mediumMedium priorityMedium priority

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#46901 In rust-lang/rust;

· pnkfelix opened on Dec 21, 2017

The mutable borrow is released when matching on a Option<&mut Self> in a function, but not when the function is inlined

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-bugCategory: This is a bug.Category: This is a bug.

NLL-poloniusIssues related for using Polonius in the borrow checkerIssues related for using Polonius in the borrow checker

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#47680 In rust-lang/rust;

· shepmaster opened on Jan 23, 2018

[NLL] borrowed-universal-test.rs output is not great

A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lints

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

P-lowLow priorityLow priority

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#48645 In rust-lang/rust;

· spastorino opened on Mar 1, 2018

Tracking issue for generalized two-phase borrows

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

NLL-completeWorking towards the "valid code works" goalWorking towards the "valid code works" goal

P-mediumMedium priorityMedium priority

S-tracking-design-concernsStatus: There are blocking design concerns.Status: There are blocking design concerns.

T-typesRelevant to the types team, which will review and decide on the PR/issue.Relevant to the types team, which will review and decide on the PR/issue.

Status: Open.

#49434 In rust-lang/rust;

· sapphire-arches opened on Mar 28, 2018

Borrowing an immutable reference of a mutable reference through a function call in a loop is not accepted

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

NLL-poloniusIssues related for using Polonius in the borrow checkerIssues related for using Polonius in the borrow checker

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#51132 In rust-lang/rust;

· shepmaster opened on May 28, 2018

NLL no longer figures out non-lexical lifetimes within loop

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

NLL-poloniusIssues related for using Polonius in the borrow checkerIssues related for using Polonius in the borrow checker

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#51526 In rust-lang/rust;

· daboross opened on Jun 12, 2018

NLL Regression: Conditional control flow returning from functions no longer works

A-borrow-checkerArea: The borrow checkerArea: The borrow checker

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-bugCategory: This is a bug.Category: This is a bug.

fixed-by-poloniusCompiling with `-Zpolonius` fixes this issue.Compiling with `-Zpolonius` fixes this issue.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#51545 In rust-lang/rust;

· Osspial opened on Jun 14, 2018

NLL: <code>if let</code> not detecting proper lifetime

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

NLL-poloniusIssues related for using Polonius in the borrow checkerIssues related for using Polonius in the borrow checker

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#51826 In rust-lang/rust;

· Ekleog opened on Jun 26, 2018

consider fixing common regression with expansion of 2-phase borrows

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

NLL-completeWorking towards the "valid code works" goalWorking towards the "valid code works" goal

P-mediumMedium priorityMedium priority

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#51915 In rust-lang/rust;

· nikomatsakis opened on Jun 29, 2018

"invert" borrow computation

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

I-compiletimeIssue: Problems and improvements with respect to compile times.Issue: Problems and improvements with respect to compile times.

NLL-performantWorking towards the "performance is good" goalWorking towards the "performance is good" goal

P-mediumMedium priorityMedium priority

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

WG-compiler-performanceWorking group: Compiler PerformanceWorking group: Compiler Performance

Status: Open.

#53328 In rust-lang/rust;

· nikomatsakis opened on Aug 14, 2018

Two-phase borrows don't allow mutably splitting an array based on its length

A-arrayArea: `[T; N]`Area: `[T; N]`

A-NLLArea: Non-lexical lifetimes (NLL)Area: Non-lexical lifetimes (NLL)

NLL-completeWorking towards the "valid code works" goalWorking towards the "valid code works" goal

P-mediumMedium priorityMedium priority

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#53723 In rust-lang/rust;

· shepmaster opened on Aug 26, 2018