[project @ 2005-04-15 14:26:39 by simonpj]

Be consistent about quotes in error messages; MERGE TO STABLE

diff --git a/ghc/compiler/typecheck/TcBinds.lhs b/ghc/compiler/typecheck/TcBinds.lhs
index 4107d30..021655b 100644 (file)
--- a/ghc/compiler/typecheck/TcBinds.lhs
+++ b/ghc/compiler/typecheck/TcBinds.lhs
@@ -714,7 +714,7 @@ checkDistinctTyVars sig_tvs
     bomb_out sig_tv1 sig_tv2
        = failWithTc (ptext SLIT("Quantified type variable") <+> quotes (ppr tidy_tv1) 
                     <+> ptext SLIT("is unified with another quantified type variable") 
-                    <+> ppr tidy_tv2)
+                    <+> quotes (ppr tidy_tv2))
        where
         (env1,  tidy_tv1) = tidyOpenTyVar emptyTidyEnv sig_tv1
         (_env2, tidy_tv2) = tidyOpenTyVar env1         sig_tv2