A bug report that is a good example of how to read core, at least it seemed easy to tie the very simplistic code to the expanded core in combination with the co

A bug report that is a good example of how to read core, at least it seemed easy to tie the very simplistic code to the expanded core in combination with the commentary. https://ghc.haskell.org/trac/ghc/ticket/11710 https://ghc.haskell.org/trac/ghc/ticket/11710 Another good tip is to use the ghc option `-ddump-rule-firings` to see if code gets inlined or otherwise optimized.