kcc

---

A small C11 compiler

Environment:

• Linux
• gcc 11.1
• gcc/clang(Request to support C++17)

Libraries:

• LLVM 12
• fmt
• magic_enum
• Boost
• libreadline-dev(for test)

Build

cmake -S . -B build
cmake --build build --config Release -j"$(nproc)"

Install

sudo cmake --build build --config Release --target install

Uninstall

sudo cmake --build build --config Release --target uninstall

Use

Same as gcc/clang, but only a few common command line arguments are implemented

kcc test.c -O3 -o test

Reference

• Library

  • https://llvm.org/docs/CommandLine.html
  • https://llvm.org/docs/GetElementPtr.html
  • https://llvm.org/docs/tutorial/MyFirstLanguageFrontend/index.html

• Standard document

  • http://open-std.org/JTC1/SC22/WG14/www/docs/n1570.pdf
  • https://zh.cppreference.com/w/c/language

• Project

  • https://github.com/wgtdkp/wgtcc
  • https://github.com/rui314/8cc