v0.4.0

• Fix the critical issue that the result of concatenation with an empty token has been broken(#1)
• Bump up a submodule to support GCC > 11

v0.3.0

• Fix Makefile
• Fix several critical issues
• Refine some diagnostic messages

v0.2.0

• Support system include directories
• Predefined macros
• Fix completion issues
• Fix some macro replacement errors
• Add Makefile

v0.1.0

First Release