dotnet/runtime Issues | Good First Issue

C# (17,886 star) (5,445 fork) (100 个已索引议题)最近提交 2026年5月15日

议题

100 个开放索引议题

RSS Atom

开放

JIT: Arm `IsContainableImmed` doesnt handle shifts

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #125,578 创建于 2个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

JIT: Simplify arithmetic operations on memory, as is already done for register

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #125,300 创建于 3个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

JIT: A case of needing `JitOptRepeat=3` for constant folding and conditional move

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #124,700 创建于 3个月前 · C# · 17,886 stars

7 条评论0 个反应0 负责人

开放

Jit: Missing folding some compares in optimizebools

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #123,291 创建于 4个月前 · C# · 17,886 stars

4 条评论0 个反应0 负责人

开放

Subtract-variant of `VectorXXX.MultiplyAddEstimate` does not light up for negated constant local

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #121,301 创建于 7个月前 · C# · 17,886 stars

4 条评论0 个反应0 负责人

开放

Created System.ServiceProcess Service fail on Win Server

area-System.ServiceProcesshelp wanted

dotnet/runtime #120,163 创建于 8个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

Unnecessary sign-extension for `LeadingZeroCount(UInt64)`

area-CodeGen-coreclrhelp wanted

dotnet/runtime #119,699 创建于 8个月前 · C# · 17,886 stars

12 条评论1 个反应0 负责人

开放

Unnecessary sign-extension for some never-negative expressions

area-CodeGen-coreclrhelp wanted

dotnet/runtime #119,680 创建于 8个月前 · C# · 17,886 stars

1 条评论1 个反应0 负责人

开放

CSE seems to fail when writing `x / cns` and `x % cns` for unsigned integers

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #119,131 创建于 9个月前 · C# · 17,886 stars

2 条评论2 个反应0 负责人

开放

Unhandled exception thrown by System.Speech when using it with SAPIForVOICEVOX

area-System.Speechhelp wantedneeds-further-triage

dotnet/runtime #118,819 创建于 9个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

File.ResolveLinkTarget(String, Boolean) doesn't fully resolve a symbolic link created by Kubernetes volume mounts to its full path

area-System.IOhelp wantedos-linux

dotnet/runtime #118,719 创建于 9个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

`(x >> N) << N` should reduce to a mask

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #118,643 创建于 10个月前 · C# · 17,886 stars

3 条评论1 个反应0 负责人

开放

Gigantic memory usage when using the SerialPort class under Citrix (but could happen everywhere else)

area-System.IO.Portshelp wantedneeds-further-triage

dotnet/runtime #118,485 创建于 10个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

TakeLast Performance Improvement suggestion

area-System.Linqhelp wantedtenet-performance

dotnet/runtime #118,312 创建于 10个月前 · C# · 17,886 stars

3 条评论0 个反应0 负责人

开放

ILGenerator imposes artificial limitations on otherwise valid IL

area-System.Reflection.Emithelp wanted

dotnet/runtime #118,238 创建于 10个月前 · C# · 17,886 stars

6 条评论0 个反应0 负责人

开放

Excessive exceptions in NamedPipeClientStream on Linux when connecting to a non-existent target

area-System.IOhelp wanted

dotnet/runtime #117,718 创建于 10个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

Suboptimal codgen for `Vector128.NarrowWithSaturation`

area-CodeGen-coreclrhelp wanted

dotnet/runtime #116,526 创建于去年 · C# · 17,886 stars

8 条评论1 个反应0 负责人

开放

[Android] Implement post-build symbol stripping

area-Infrastructuregood first issueos-android

dotnet/runtime #115,717 创建于去年 · C# · 17,886 stars

3 条评论0 个反应1 负责人

开放

`System.IO.EnumerationOptions.MatchCasing` is potentially misleading

area-System.IOdocumentationhelp wanted

dotnet/runtime #115,356 创建于去年 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

Could not load file or assembly 'System.Security.Principal.Windows, Version=4.1.1.0

area-System.Runtimehelp wantedneeds-further-triage

dotnet/runtime #115,326 创建于去年 · C# · 17,886 stars

3 条评论0 个反应0 负责人

C# (17,886 star) (5,445 fork) (100 个已索引议题)最近提交 2026年5月15日

议题

100 个开放索引议题

RSS Atom

开放

JIT: Arm `IsContainableImmed` doesnt handle shifts

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #125,578 创建于 2个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

JIT: Simplify arithmetic operations on memory, as is already done for register

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #125,300 创建于 3个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

JIT: A case of needing `JitOptRepeat=3` for constant folding and conditional move

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #124,700 创建于 3个月前 · C# · 17,886 stars

7 条评论0 个反应0 负责人

开放

Jit: Missing folding some compares in optimizebools

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #123,291 创建于 4个月前 · C# · 17,886 stars

4 条评论0 个反应0 负责人

开放

Subtract-variant of `VectorXXX.MultiplyAddEstimate` does not light up for negated constant local

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #121,301 创建于 7个月前 · C# · 17,886 stars

4 条评论0 个反应0 负责人

开放

Created System.ServiceProcess Service fail on Win Server

area-System.ServiceProcesshelp wanted

dotnet/runtime #120,163 创建于 8个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

Unnecessary sign-extension for `LeadingZeroCount(UInt64)`

area-CodeGen-coreclrhelp wanted

dotnet/runtime #119,699 创建于 8个月前 · C# · 17,886 stars

12 条评论1 个反应0 负责人

开放

Unnecessary sign-extension for some never-negative expressions

area-CodeGen-coreclrhelp wanted

dotnet/runtime #119,680 创建于 8个月前 · C# · 17,886 stars

1 条评论1 个反应0 负责人

开放

CSE seems to fail when writing `x / cns` and `x % cns` for unsigned integers

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #119,131 创建于 9个月前 · C# · 17,886 stars

2 条评论2 个反应0 负责人

开放

Unhandled exception thrown by System.Speech when using it with SAPIForVOICEVOX

area-System.Speechhelp wantedneeds-further-triage

dotnet/runtime #118,819 创建于 9个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

File.ResolveLinkTarget(String, Boolean) doesn't fully resolve a symbolic link created by Kubernetes volume mounts to its full path

area-System.IOhelp wantedos-linux

dotnet/runtime #118,719 创建于 9个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

`(x >> N) << N` should reduce to a mask

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #118,643 创建于 10个月前 · C# · 17,886 stars

3 条评论1 个反应0 负责人

开放

Gigantic memory usage when using the SerialPort class under Citrix (but could happen everywhere else)

area-System.IO.Portshelp wantedneeds-further-triage

dotnet/runtime #118,485 创建于 10个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

TakeLast Performance Improvement suggestion

area-System.Linqhelp wantedtenet-performance

dotnet/runtime #118,312 创建于 10个月前 · C# · 17,886 stars

3 条评论0 个反应0 负责人

开放

ILGenerator imposes artificial limitations on otherwise valid IL

area-System.Reflection.Emithelp wanted

dotnet/runtime #118,238 创建于 10个月前 · C# · 17,886 stars

6 条评论0 个反应0 负责人

开放

Excessive exceptions in NamedPipeClientStream on Linux when connecting to a non-existent target

area-System.IOhelp wanted

dotnet/runtime #117,718 创建于 10个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

Suboptimal codgen for `Vector128.NarrowWithSaturation`

area-CodeGen-coreclrhelp wanted

dotnet/runtime #116,526 创建于去年 · C# · 17,886 stars

8 条评论1 个反应0 负责人

开放

[Android] Implement post-build symbol stripping

area-Infrastructuregood first issueos-android

dotnet/runtime #115,717 创建于去年 · C# · 17,886 stars

3 条评论0 个反应1 负责人

开放

`System.IO.EnumerationOptions.MatchCasing` is potentially misleading

area-System.IOdocumentationhelp wanted

dotnet/runtime #115,356 创建于去年 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

Could not load file or assembly 'System.Security.Principal.Windows, Version=4.1.1.0

area-System.Runtimehelp wantedneeds-further-triage

dotnet/runtime #115,326 创建于去年 · C# · 17,886 stars

3 条评论0 个反应0 负责人

C# (17,886 star) (5,445 fork) (100 个已索引议题)最近提交 2026年5月15日

议题

100 个开放索引议题

RSS Atom

开放

JIT: Arm `IsContainableImmed` doesnt handle shifts

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #125,578 创建于 2个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

JIT: Simplify arithmetic operations on memory, as is already done for register

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #125,300 创建于 3个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

JIT: A case of needing `JitOptRepeat=3` for constant folding and conditional move

area-CodeGen-coreclrhelp wantedoptimization

dotnet/runtime #124,700 创建于 3个月前 · C# · 17,886 stars

7 条评论0 个反应0 负责人

开放

Jit: Missing folding some compares in optimizebools

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #123,291 创建于 4个月前 · C# · 17,886 stars

4 条评论0 个反应0 负责人

开放

Subtract-variant of `VectorXXX.MultiplyAddEstimate` does not light up for negated constant local

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #121,301 创建于 7个月前 · C# · 17,886 stars

4 条评论0 个反应0 负责人

开放

Created System.ServiceProcess Service fail on Win Server

area-System.ServiceProcesshelp wanted

dotnet/runtime #120,163 创建于 8个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

Unnecessary sign-extension for `LeadingZeroCount(UInt64)`

area-CodeGen-coreclrhelp wanted

dotnet/runtime #119,699 创建于 8个月前 · C# · 17,886 stars

12 条评论1 个反应0 负责人

开放

Unnecessary sign-extension for some never-negative expressions

area-CodeGen-coreclrhelp wanted

dotnet/runtime #119,680 创建于 8个月前 · C# · 17,886 stars

1 条评论1 个反应0 负责人

开放

CSE seems to fail when writing `x / cns` and `x % cns` for unsigned integers

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #119,131 创建于 9个月前 · C# · 17,886 stars

2 条评论2 个反应0 负责人

开放

Unhandled exception thrown by System.Speech when using it with SAPIForVOICEVOX

area-System.Speechhelp wantedneeds-further-triage

dotnet/runtime #118,819 创建于 9个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

File.ResolveLinkTarget(String, Boolean) doesn't fully resolve a symbolic link created by Kubernetes volume mounts to its full path

area-System.IOhelp wantedos-linux

dotnet/runtime #118,719 创建于 9个月前 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

`(x >> N) << N` should reduce to a mask

area-CodeGen-coreclrhelp wantedtenet-performance

dotnet/runtime #118,643 创建于 10个月前 · C# · 17,886 stars

3 条评论1 个反应0 负责人

开放

Gigantic memory usage when using the SerialPort class under Citrix (but could happen everywhere else)

area-System.IO.Portshelp wantedneeds-further-triage

dotnet/runtime #118,485 创建于 10个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

TakeLast Performance Improvement suggestion

area-System.Linqhelp wantedtenet-performance

dotnet/runtime #118,312 创建于 10个月前 · C# · 17,886 stars

3 条评论0 个反应0 负责人

开放

ILGenerator imposes artificial limitations on otherwise valid IL

area-System.Reflection.Emithelp wanted

dotnet/runtime #118,238 创建于 10个月前 · C# · 17,886 stars

6 条评论0 个反应0 负责人

开放

Excessive exceptions in NamedPipeClientStream on Linux when connecting to a non-existent target

area-System.IOhelp wanted

dotnet/runtime #117,718 创建于 10个月前 · C# · 17,886 stars

1 条评论0 个反应0 负责人

开放

Suboptimal codgen for `Vector128.NarrowWithSaturation`

area-CodeGen-coreclrhelp wanted

dotnet/runtime #116,526 创建于去年 · C# · 17,886 stars

8 条评论1 个反应0 负责人

开放

[Android] Implement post-build symbol stripping

area-Infrastructuregood first issueos-android

dotnet/runtime #115,717 创建于去年 · C# · 17,886 stars

3 条评论0 个反应1 负责人

开放

`System.IO.EnumerationOptions.MatchCasing` is potentially misleading

area-System.IOdocumentationhelp wanted

dotnet/runtime #115,356 创建于去年 · C# · 17,886 stars

2 条评论0 个反应0 负责人

开放

Could not load file or assembly 'System.Security.Principal.Windows, Version=4.1.1.0

area-System.Runtimehelp wantedneeds-further-triage

dotnet/runtime #115,326 创建于去年 · C# · 17,886 stars

3 条评论0 个反应0 负责人