Work on order independent structs + cleanup

ccodegen.cpp

@@ -28,6 +28,10 @@ gen_simple_decl_prefix(Ast_Resolved_Type *ast){
     case TYPE_Pointer:{gen_simple_decl_prefix(ast->base); gen("*");} break;
     case TYPE_Array: gen_simple_decl_prefix(ast->base); break;
     case TYPE_Lambda:break;
+    case TYPE_Struct: {
+      auto name = ast->sym->name;
+      gen("%s ", name.str);
+    }break;
     invalid_default_case;
   }
 }
@@ -43,6 +47,7 @@ gen_simple_decl_postfix(Ast_Resolved_Type *ast){
     case TYPE_Pointer: gen_simple_decl_postfix(ast->base); break;
     case TYPE_Array: gen("[%d]", (int)ast->arr.size); gen_simple_decl_postfix(ast->arr.base); break;
     case TYPE_Lambda:break;
+    case TYPE_Struct:break;
     invalid_default_case;
   }
 }
@@ -279,15 +284,20 @@ gen_ast(Ast *ast){
       }
       else if(sym->type == type_type){
         if(sym->type_val->kind == TYPE_Struct){
-          Ast_Struct *agg = (Ast_Struct *)node->value;
-          gen("struct %s{", node->name.str);
-          global_indent++;
-          For(agg->members){
-            genln("");
-            gen_ast(it[0]);
+          Ast_Struct *agg = const_get_struct(sym->type_val->sym->ast);
+          if(node->value->kind == AST_STRUCT){
+            gen("struct %s{", node->name.str);
+            global_indent++;
+            For(agg->members){
+              genln("");
+              gen_ast(it[0]);
+            }
+            global_indent--;
+            genln("};");
+          }
+          else{
+            // type alias
           }
-          global_indent--;
-          genln("};");
         }
         else{
           gen("// typedef ");