úΘ³NoneEM(Given a way of annotating "interesting" s with <s, construct a Core-to-Core pass that traverses all of the &s and annotates the interesting ones. Annotate the  with the  if it's interesting.Should we remove the hpc! hooks from the resulting binary?  None      ghc-srcspan-plugin-0.2.0.0GHC.Plugins.SrcSpanGHC.Plugins.ErrorLocmkPasspluginerrorAt undefinedAt fromJustAt ghc-7.8.3CoreSynCoreExprSrcLocSrcSpanCoreBindgetSpans getMixEntriestickSpanaddLocationsBindaddLocationsExprsecondMinstall isErrorVar mkErrorAt