Fix derived instances (again); prevents infinite superclass loop
authorsimonpj@microsoft.com <unknown>
Tue, 26 Sep 2006 14:42:30 +0000 (14:42 +0000)
committersimonpj@microsoft.com <unknown>
Tue, 26 Sep 2006 14:42:30 +0000 (14:42 +0000)
commit1a0edd6c064a24042fa20c7014d11716a2d90a60
tree2d11443f2e2e60100d7f9e50333c1d26836b2298
parentbebf54b1fefef0c337955ec1e653b44f4ec63d10
Fix derived instances (again); prevents infinite superclass loop
compiler/typecheck/TcInstDcls.lhs