This patch replaces uses of StringRef::{starts,ends}with with
StringRef::{starts,ends}_with for consistency with
std::{string,string_view}::{starts,ends}_with in C++20.
I'm planning to deprecate and eventually remove
StringRef::{starts,ends}with.
Toy Tutorial
This contains sample code to support the tutorial on using MLIR for building a compiler for a simple Toy language.
See docs/Tutorials/Toy at the root of the project for more informations.