[commit: ghc] master: Add Trac #11427 to Note [Recursive superclasses] (8e6a68d)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/8e6a68d49a4f2ffd49990dc6b84135d93015d3f8/ghc

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

commit 8e6a68d49a4f2ffd49990dc6b84135d93015d3f8
Author: Simon Peyton Jones <simonpj at microsoft.com>
Date:   Fri Jan 15 17:33:35 2016 +0000

    Add Trac #11427 to Note [Recursive superclasses]


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

8e6a68d49a4f2ffd49990dc6b84135d93015d3f8
 compiler/typecheck/TcInstDcls.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/typecheck/TcInstDcls.hs b/compiler/typecheck/TcInstDcls.hs
index 4f04568..5fc09ea 100644
--- a/compiler/typecheck/TcInstDcls.hs
+++ b/compiler/typecheck/TcInstDcls.hs
@@ -1028,7 +1028,7 @@ See Trac #3731, #4809, #5751, #5913, #6117, #6161, which all
 describe somewhat more complicated situations, but ones
 encountered in practice.
 
-See also tests tcrun020, tcrun021, tcrun033
+See also tests tcrun020, tcrun021, tcrun033, and Trac #11427.
 
 ----- THE PROBLEM --------
 The problem is that it is all too easy to create a class whose