Awesome
LLVM IR in Action
Lots of examples to illustrate how to use LLVM API to generate LLVM IR.
用大量代码示例介绍如何使用LLVM的API来生成LLVM IR.
stackoverflow
how-to-implement-virtual-table-by-using-llvm
creating-new-types-in-llvm-in-particular-a-pointer-to-function-type