Repository : ssh://darcs.haskell.org//srv/darcs/ghc

On branch  : master

http://hackage.haskell.org/trac/ghc/changeset/61cc04d13766e6454d7cb56721d2fb78b7fa519d

>---------------------------------------------------------------

commit 61cc04d13766e6454d7cb56721d2fb78b7fa519d
Author: Simon Peyton Jones <[email protected]>
Date:   Wed Aug 22 16:14:30 2012 +0100

    A bit more debug output

>---------------------------------------------------------------

 compiler/typecheck/TcEvidence.lhs |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/compiler/typecheck/TcEvidence.lhs 
b/compiler/typecheck/TcEvidence.lhs
index 76408bd..6d1e6fb 100644
--- a/compiler/typecheck/TcEvidence.lhs
+++ b/compiler/typecheck/TcEvidence.lhs
@@ -190,7 +190,7 @@ mkTcCoVarCo ipv
   | otherwise        = TcCoVarCo ipv
   where
     (ty1, ty2) = case getEqPredTys_maybe (varType ipv) of
-        Nothing  -> pprPanic "mkCoVarLCo" (ppr ipv)
+        Nothing  -> pprPanic "mkCoVarLCo" (ppr ipv $$ ppr (varType ipv))
         Just tys -> tys
 \end{code}
 



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