fix missing byte sizes on alises

src/rdi_from_pdb/rdi_from_pdb.c

@@ -2323,6 +2323,10 @@ ASYNC_WORK_DEF(p2r_symbol_stream_convert_work)
             type->kind        = RDI_TypeKind_Alias;
             type->name        = name;
             type->direct_type = p2r_type_ptr_from_itype(udt->itype);
+            if(type->direct_type != 0)
+            {
+              type->byte_size = type->direct_type->byte_size;
+            }
           }
         }break;
         
@@ -3492,6 +3496,7 @@ p2r_convert(Arena *arena, P2R_User2Convert *in)
         builtin_alias->kind        = RDI_TypeKind_Alias;
         builtin_alias->name        = str8_cstring(table[i].name);
         builtin_alias->direct_type = rdim_builtin_type_from_kind(all_types, table[i].kind_rdi);
+        builtin_alias->byte_size   = rdi_size_from_basic_type_kind(table[i].kind_rdi);
         itype_type_ptrs[table[i].kind_cv] = builtin_alias;
       }
     }