Echo Nolan's Blog - A Debugging Horror Story: Fixing a Tricky GHC Bug
I recently spent more than 90 hours debugging what ended up being a problem in GHC’s base libraries. I’ll explain the bug and the context in which I encountered it, then relate some lessons that would’ve let me solve it in less than ninety hours. The bug itself In December 2015, I decided to set up a CI build for Idris. I didn’t know what I was getting into. Using Stack seemed like the easiest and
Stack traces in GHCi, coming in GHC 8.0.1 · Simon Marlow
Simon Marlow Software Engineer at Facebook in London Co-developer of the Glasgow Haskell Compiler Twitter: @simonmar Github: simonmar Email: marlowsd@gmail.com LinkedIn: Simon Marlow Stack traces in GHCi, coming in GHC 8.0.1 February 12, 2016 tl;dr In the upcoming GHC 8.0.1 release, if you start GHCi with ghci -fexternal-interpreter -prof (any packages you use must be built for profiling), then yo
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Announcing a live tutorial on eventlog2html and ghc-debug
Debugging tcIfaceGlobal errors in GHC: a study in interpreting trace output : ezyang’s blog
Finding a GHC bug
