如何解决llvm示例的编译错误？

Question

I try to compile the official site example, the Kaleidoscope example. I totally copy the example and compile with the given command. But I can't compile success.

Here is the error information:

After add the #include "llvm/Support/raw_ostream.h". This error sovled. Though another error comes out.

Answer 1

toy.cpp can't find errs() function. Try to locate errs() declaration (.h file) and include this file inside toy.cpp