'WhyThisProject' is an internal class that is apparently never instantiated. If so, remove the code from the assembly. If this class is intended to contain only static members, make it 'static' (Module in Visual Basic). (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1812)

Type 'WhyThisProject' can be sealed because it has no subtypes in its containing assembly and is not externally visible (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1852)

Type 'Decoder' is a static holder type but is neither static nor NotInheritable (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1052)

Field 'TypeCobolVersionRegExp' is declared as 'readonly' but is initialized with a constant value. Mark this field as 'const' instead. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1802)

Field 'CompilerOptionsRegExp' is declared as 'readonly' but is initialized with a constant value. Mark this field as 'const' instead. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1802)

Use ordinal string comparison (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1309)

Use ordinal string comparison (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1309)

Use ordinal string comparison (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1309)

Use ordinal string comparison (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1309)

The behavior of 'string.Format(string, object, object)' could vary based on the current user's locale settings. Replace this call in 'Transform.Main(string[])' with a call to 'string.Format(IFormatProvider, string, params object[])'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1305)

Remove the underscores from namespace name 'TUVienna.CS_CUP' (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1707)

Abstract type 'lr_parser' should not have public constructors (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1012)

Prefix interface name Scanner with 'I' (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1715)

Remove the underscores from type name TUVienna.CS_CUP.Runtime.lr_parser (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1707)

Remove the underscores from type name TUVienna.CS_CUP.Runtime.virtual_parse_stack (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1707)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)