2 references to Optional
ILAssembler (2)
PseudoCustomAttributes.Application.cs (1)
39KnownAttributeKind.Optional => AddParameterFlags(context, ParameterAttributes.Optional),
PseudoCustomAttributes.KnownAttributes.cs (1)
185new(KnownAttributeKind.Optional, InteropNamespace, "OptionalAttribute", InOutTargets),