diff --git a/ghc/compiler/basicTypes/RdrName.lhs b/ghc/compiler/basicTypes/RdrName.lhs index e84a391aeafd44fa173ae8347ad06d3b3e4114a5..82cabf6373b5f82c47361fc785f3d87bf91c8cda 100644 --- a/ghc/compiler/basicTypes/RdrName.lhs +++ b/ghc/compiler/basicTypes/RdrName.lhs @@ -476,11 +476,13 @@ pprNameProvenance (GRE {gre_name = name, gre_prov = LocalDef _}) pprNameProvenance (GRE {gre_name = name, gre_prov = Imported (why:whys) _}) = sep [ppr why, nest 2 (ppr_defn (nameSrcLoc name))] +-- If we know the exact definition point (which we may do with GHCi) +-- then show that too. But not if it's just "imported from X". +ppr_defn loc | isGoodSrcLoc loc = parens (ptext SLIT("defined at") <+> ppr loc) + | otherwise = empty + instance Outputable ImportSpec where ppr imp_spec = ptext SLIT("imported from") <+> ppr (is_mod imp_spec) <+> ptext SLIT("at") <+> ppr (is_loc imp_spec) - -ppr_defn loc | isGoodSrcLoc loc = parens (ptext SLIT("defined at") <+> ppr loc) - | otherwise = empty \end{code}