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[Analyzer Proposal]: Replace 'suppress exceptions for single await' pattern with ConfigureAwaitOptions.SuppressThrowing analyzer/fix

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-System.Threading.Tasks

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

code-fixerMarks an issue that suggests a Roslyn code fixerMarks an issue that suggests a Roslyn code fixer

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#120177 In dotnet/runtime;

· DoctorKrolic opened on Sep 28, 2025

[Analyzer Proposal]: Avoid deadlocking patterns for System.Diagnostics.Process

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-System.Diagnostics.Process

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

needs-further-triageIssue has been initially triaged, but needs deeper consideration or reconsiderationIssue has been initially triaged, but needs deeper consideration or reconsideration

Status: Open.

#119650 In dotnet/runtime;

· Youssef1313 opened on Sep 12, 2025

·  

11.0.0

Char is casted to int without warning in string.Remove(int startIndex)

area-System.Runtime

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

Status: Open.

#114941 In dotnet/runtime;

· vsfeedback opened on Apr 23, 2025

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Future

[Analyzer Proposal]: Validate composite formatting parameter count

area-System.Runtime

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

Status: Open.

#114726 In dotnet/runtime;

· John-Leitch opened on Apr 16, 2025

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Future

[API Proposal]: extend 'Attribute' model for feature APIs for custom feature switches

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-Tools-ILLink.NET linker development as well as trimming analyzers.NET linker development as well as trimming analyzers

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

partner-impactThis issue impacts a partner who needs to be kept updatedThis issue impacts a partner who needs to be kept updated

Status: Open.

#112969 In dotnet/runtime;

· Sergio0694 opened on Feb 26, 2025

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Future

Add an editorconfig option to supress LibraryImport suggestion for blittable PInvokes

area-System.Runtime.InteropServices

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

help wanted[up-for-grabs] Good issue for external contributors[up-for-grabs] Good issue for external contributors

Status: Open.

#111593 In dotnet/runtime;

· MichalPetryka opened on Jan 19, 2025

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Future

[Analyzer]: Regex.IsMatch guarding Regex.Match

api-approvedAPI was approved in API review, it can be implementedAPI was approved in API review, it can be implemented

area-System.Text.RegularExpressions

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

code-fixerMarks an issue that suggests a Roslyn code fixerMarks an issue that suggests a Roslyn code fixer

help wanted[up-for-grabs] Good issue for external contributors[up-for-grabs] Good issue for external contributors

in-prThere is an active PR which will close this issue when it is mergedThere is an active PR which will close this issue when it is merged

Status: Open.

#111239 In dotnet/runtime;

· stephentoub opened on Jan 9, 2025

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Future

[Analyzer Proposal]: Propagate StringSyntaxAttribute

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-System.Runtime.CompilerServices

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

Status: Open.

#110305 In dotnet/runtime;

· Youssef1313 opened on Dec 2, 2024

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Future

ImmutableHashSet properties allows collection initializer usage without error but initializer has no effect

area-System.Collections

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

Status: Open.

#110279 In dotnet/runtime;

· ionite34 opened on Nov 30, 2024

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Future

[Analyzer Proposal] Warn when passing an int value to DateTimeOffset.FromUnixTimeSeconds()

area-System.DateTime

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

Status: Open.

#108712 In dotnet/runtime;

· martincostello opened on Oct 9, 2024

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Future

[Analyzer Proposal]: warn when calling GetType() on a System.Type

area-System.Runtime

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

needs-further-triageIssue has been initially triaged, but needs deeper consideration or reconsiderationIssue has been initially triaged, but needs deeper consideration or reconsideration

Status: Open.

#108200 In dotnet/runtime;

· ericstj opened on Sep 24, 2024

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Future

Implement analyzer that validates MetadataUpdateHandlerAttribute usage

area-System.Runtime

code-analyzerMarks an issue that suggests a Roslyn analyzerMarks an issue that suggests a Roslyn analyzer

needs-further-triageIssue has been initially triaged, but needs deeper consideration or reconsiderationIssue has been initially triaged, but needs deeper consideration or reconsideration

Status: Open.

#107644 In dotnet/runtime;

· tmat opened on Sep 10, 2024

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Future