llcc

llcc is a (toy) C compiler written in Rust with no dependencies that compiles C code into x86_64 following Intel syntax.

Features

Current/Planned:

• Binary and unary operators
• Global and local variable declarations
• char, int, float, & double types
• Function calls & recursion
• Pointers
• putchar
• Conditional statements
• for, while loops

Error Reporting

Features detailed, colorful error messages and can report multiple errors in a program.

Code	Messages
void foo() { return 0; } int main() { int x = 7 / 0; return 0; }

AST Pretty Printing

Use the --print-ast option to print the AST tree after parsing.

Code	Tree
int main() { int y = 9 * 2; return 0; }