todo: self-host

README.md

@@ -33,23 +33,23 @@ make help
 When you want to check/format source code,
 
 ```bash
-make lintx
+make lint
 ```
 
 ### test
 
 When you want to see if the compiler is working,
 
 ```bash
-make testx
+make test
 ```
 
 ### debug
 
 If you want to debug interactively, use `gdb`.
 
 ```bash
-docker run -i --cap-add=SYS_PTRACE --security-opt seccomp=unconfined --platform=linux/amd64 -v "${PWD}:/src" -w/src ccc bash -c "make; gdb ./ccc"
+gdb ./ccc
 ```
 
 If you want to debug `main() { a = 1; b = 2; return 3; }` in `gdb`,
@@ -66,6 +66,11 @@ When you want to remove object files,
 make clean
 ```
 
+## TODO
+
+- [ ] self host
+  - `make self-host`
+
 ## references
 
 - <https://www.sigbus.info/compilerbook>

src/parse.c

@@ -233,7 +233,6 @@ void global_var() {
   // // TODO: write tyepdef here
   if (ty->is_typedef) {
     expect(";");
-    ty->is_typedef = false;
     push_scope(name)->type_def = ty;
     return;
   }
@@ -322,7 +321,7 @@ Type *type_specifier() {
   bool is_static = false;
   bool is_extern = false;
 
-  for (;;) {
+  while (is_typename()) {
     // read one token at a time
     Token *tok = token;
     if (consume("typedef")) {
@@ -362,9 +361,7 @@ Type *type_specifier() {
         break;
       }
       Type *ty = find_typedef(token);
-      if (!ty) {
-        break;
-      }
+      assert(ty);
       token = token->next;
       user_type = ty;
     }