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Test plan for "dictionary expressions" feature

Area-Infrastructure

Status: Open.

#81860 In dotnet/roslyn;

· jcouv opened on Jan 5, 2026

<code>extension</code> Refactoring Should Handle <code>&lt;param&gt;</code> and <code>&lt;typeparam&gt;</code> XML Comment Elements

Area-IDE

Feature - Extension EverythingThe extension everything featureThe extension everything feature

Status: Open.

#81859 In dotnet/roslyn;

· JasonBock opened on Jan 5, 2026

NamedTypeFullNameNotNullSuppressor is C#-only but is declared as supporting both C# and VB

Area-Analyzers

Status: Open.

#81854 In dotnet/roslyn;

· Youssef1313 opened on Jan 5, 2026

Missing nullability warning on tuple conversion for receiver of extension member

Area-Compilers

Feature - Extension EverythingThe extension everything featureThe extension everything feature

Status: Open.

Bug

#81851 In dotnet/roslyn;

· jcouv opened on Jan 5, 2026

·  

18.3

Error in replace-stackalloc-expression-with-collection-expression fix

Area-IDE

Feature - Collection Expressions

Status: Open.

#81846 In dotnet/roslyn;

· bernd5 opened on Jan 4, 2026

Intelisence instability in large solutions

Area-IDE

Status: Open.

#81844 In dotnet/roslyn;

· vsfeedback opened on Jan 3, 2026

IDE0370 false positive, when initializing auto-property with <code>null!</code>.

Area-IDE

Status: Open.

#81843 In dotnet/roslyn;

· PetSerAl opened on Jan 3, 2026

Lowering of <code>BoundTupleBinaryOperator</code> fails to rewrite some parts of the tree

Area-Compilers

Feature - Nullable Reference TypesNullable Reference TypesNullable Reference Types

Feature - TuplesTuplesTuples

Status: Open.

Bug

#81838 In dotnet/roslyn;

· AlekseyTs opened on Jan 2, 2026

·  

18.3

Parenthesized enum constant pattern with when guard misparsed as nested type (CS0426 &amp; CS0103)

Area-Compilers

Feature - Pattern MatchingPattern MatchingPattern Matching

Status: Open.

Bug

#81837 In dotnet/roslyn;

· Erekose2000 opened on Jan 2, 2026

·  

18.3

Incorrect nullability warning in assignment to generic extension property

Area-Compilers

Feature - Extension EverythingThe extension everything featureThe extension everything feature

Status: Open.

Bug

#81824 In dotnet/roslyn;

· jcouv opened on Dec 31, 2025

·  

18.3

Compound assignments not considered to invoke get accessor (IDE0052)

Area-IDE

Feature - IDE0052Remove unread private membersRemove unread private members

Status: Open.

#81821 In dotnet/roslyn;

· envoidia opened on Dec 30, 2025

Memory leak in ServiceHub.RoslynCodeAnalysisService.exe

Area-IDE

Status: Open.

#81820 In dotnet/roslyn;

· vsfeedback opened on Dec 30, 2025