main
Enable CA1069 for ErrorCode and MessageID (#54695)
Copy all diagnostic info from derived classes when changing severity of a diagnostic (#66038)
Move SpecializedCollections to Microsoft.CodeAnalysis.Collections namespace (#78466)
Include diagnostic help URL in output (#67836)
Merge remote-tracking branch 'dotnet/master' into merges/master-to-features/UsedAssemblyReferences
Unsafe evolution: relax `safe` modifier placement restrictions (#84602)
Specially handle more scenarios for type parameters with 'allows ref struct' constraint (#73111)
Merge remote-tracking branch 'upstream/main' into merge-main-into-labeled-break-and-continue-2
EnC: Block additions to MethodImpl table when targeting .NET Framework (#81304)
Implement field null resilience analysis (#77127)
Make syntax diagnostic offsets relative to the *Start* of a node/token instead of relative to the *FullStart* (#80393)
Fix all IDE0241 (Nullable directive is unnecessary)
Remove IObjectWritable