X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FbasicTypes%2FName.lhs;h=615363723ccc9573d0e2d78369959c05e6cfa727;hb=7d9eb2e45b4a9ff4cb053b1ec37602be88528b62;hp=aac7670cb88e9cafe7a00bdfc5c61e7b79703bc3;hpb=1c6d61ee06972de3c4797e1925e265f7dc7c361c;p=ghc-hetmet.git

diff --git a/compiler/basicTypes/Name.lhs b/compiler/basicTypes/Name.lhs
index aac7670..6153637 100644
--- a/compiler/basicTypes/Name.lhs
+++ b/compiler/basicTypes/Name.lhs
@@ -487,12 +487,14 @@ ppr_z_occ_name occ = ftext (zEncodeFS (occNameFS occ))
 -- Prints (if mod information is available) "Defined at <loc>" or 
 --  "Defined in <mod>" information for a Name.
 pprNameLoc :: Name -> SDoc
-pprNameLoc name
-  | isGoodSrcSpan loc = pprDefnLoc loc
-  | isInternalName name || isSystemName name 
-                      = ptext (sLit "<no location info>")
-  | otherwise         = ptext (sLit "Defined in ") <> ppr (nameModule name)
-  where loc = nameSrcSpan name
+pprNameLoc name = case nameSrcSpan name of
+                  RealSrcSpan s ->
+                      pprDefnLoc s
+                  UnhelpfulSpan _
+                   | isInternalName name || isSystemName name ->
+                      ptext (sLit "<no location info>")
+                   | otherwise ->
+                      ptext (sLit "Defined in ") <> ppr (nameModule name)
 \end{code}
 
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