GHC Source Code Abbreviations

Certain abbreviations are used pervasively throughout the GHC source code. This page gives a partial list of them and their expansion:

See also:  A similar list on the GHC Users' wiki.

* "Occ" means "Occurrence"

• However, in the context of  OccName, "occurrence" actually means "classified (i.e. as a type name, value name, etc) but not qualified and not yet resolved"

* "Rn" means "Renamer"

* "Rts" means "Run Time System"

* "Rdr" means "Parser" (or reader)

* "Ds" means "Desugarer"

* "Tc" means "TypeCheck{ing,er}"

* "Ty" means "Type"

* "Lcl" means "Local"

* "Gbl" means "Global"

* "Loc" means "Location", as in SrcLoc

* "Hs" means "Haskell Syntax" (generally as opposed to Core, for example, Expr vs HsExpr)

* "Hsc" means "deals with compiling a single module and no more"