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Change AssemblyData.AvailableSymbols to ImmutableArray instead of IEnumerable (#70087)
Refactoring of extension methods in source packages (#78620) - take 2 (#78894)
generated move
Un-revert: Use dictionary lookup while resolving assembly references
Move SpecializedCollections to Microsoft.CodeAnalysis.Collections namespace (#78466)
Clean up KeyValuePair polyfills (#78872)
Merge remote-tracking branch 'dotnet/master' into merges/master-to-features/UsedAssemblyReferences
Run 'make struct readonly' on compiler code (#63675)