From 5aaa7c08feddfe337f1666b08650bec42c9c8046 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=8Ddiohabara=E5=8D=8D?= <diohabara@gmail.com>
Date: Wed, 9 Aug 2023 22:40:04 -0500
Subject: [PATCH] todo: self-host

---
 README.md   | 11 ++++++++---
 src/parse.c |  7 ++-----
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/README.md b/README.md
index 08fda8e..c269988 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ make help
 When you want to check/format source code,
 
 ```bash
-make lintx
+make lint
 ```
 
 ### test
@@ -41,7 +41,7 @@ make lintx
 When you want to see if the compiler is working,
 
 ```bash
-make testx
+make test
 ```
 
 ### debug
@@ -49,7 +49,7 @@ make testx
 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>
diff --git a/src/parse.c b/src/parse.c
index c428081..885be1b 100644
--- a/src/parse.c
+++ b/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;
     }