I was recently trying to link our source code against a newer version of LLVM that had introduced a few API changes that I couldn't make heads or tails of. With

I was recently trying to link our source code against a newer version of LLVM that had introduced a few API changes that I couldn't make heads or tails of. Without the git log I would've had to manually compare the changes and figure out what they meant, or just guess. But luckily the commit messages quite clearly explained what changed in most cases.