use enums instead of bitfields

Setup/src/Program.bf

@@ -1164,6 +1164,42 @@ class RegistryParser : XmlParser
 			}
 
 			strBuf.Clear();
+			if (type_name.StartsWith("Std")) for (let field in fields)
+				if (field.flags.HasFlag(.Bitfield))
+				{
+					int flagPost = 1;
+					strBuf.Append("enum ", type_name, " : uint32\n{\n");
+					for (let field in fields)
+					{
+						if (field.flags.HasFlag(.CommentOnly))
+						{
+							if (field.comment.IsEmpty) continue;
+							strBuf.Append('\t');
+							WriteComment(field.comment, strBuf);
+							strBuf.Append('\n');
+							continue;
+						}
+
+						Runtime.Assert(field.flags.HasFlag(.Bitfield));
+						if (field.name != "reserved")
+						{
+							strBuf.Append('\t');
+							strBuf.Append(field.name);
+							strBuf.Append(" = 0x");
+							flagPost.ToString(strBuf, "X8", null);
+							strBuf.Append(",\n");
+						}
+						flagPost <<= field.bitfieldWidth;
+					}
+					strBuf.Append('}');
+					feature.content = new:alloc .(strBuf);
+					vkTypes.Add(feature.name, feature);
+		
+					fields.Clear();
+					fieldBufferIdx = -1;
+					return;
+				}
+
 			switch (_)
 			{
 			case .Type_Struct: strBuf.Append("[CRepr]");
@@ -1176,6 +1212,7 @@ class RegistryParser : XmlParser
 			{
 				if (field.flags.HasFlag(.CommentOnly))
 				{
+					if (field.comment.IsEmpty) continue;
 					strBuf.Append('\t');
 					WriteComment(field.comment, strBuf);
 					strBuf.Append('\n');