9cc

What is this?

A C-language compiler made by C-language.

Following "低レイヤを知りたい人のためのCコンパイラ作成入門" by Rui Ueyama

Requiement

Tools

• Windows 10
• Ubuntu on WSL1
• VSCode

WSL commands

• gcc, make

  $ sudo apt install build-essential

• gdb

  $ sudo apt install gdb

• git

  $ sudo apt install git

VSCode Extensions

• C/C++
• C++ Intellisense
• WSL workspaceFolder

How to build

1. Open the repository folder by VSCode
2. Ctrl+@ to open the terminal
3. $ make

How to test

1. Ctrl+@ to open the terminal
2. $ make test

You can find "OK" in a test log if all tests are done.

How to debug

1. Open a source file you want to debug
2. Left-click at the left side of the line number you want to break
3. Ctrl+Shift+D to open Debug view
4. Select "9cc" configuration
5. F5 to start debug

//