Getting Started

  - Getting Started with the LLVM System
  - Getting Started: Building and Running Clang

Documentations

  - Clang 6 documentation
  - LLVM 5.0.0 documentation
  - LLVM latest documentation

Command Line

  - Clang command line argument reference
  - LLVM Command Guide

IR Related

  - LLVM Language Reference Manual
  Defines the LLVM intermediate representation(IR) and the assembly form of the different nodes.

  - LLVM Programmer’s Manual
  Introduction to the general layout of the LLVM sourcebase, important classes and APIs, and some tips & tricks.

  - Writing an LLVM Pass
  Information on how to write LLVM transformations and analyses.

Programming

  - Clang Class Index
  - LLVM Class Index

Debug

  - Source Level Debugging with LLVM