Loosen the conditions for -XUndecidableInstances; fixes Trac #4200
authorsimonpj@microsoft.com <unknown>
Sun, 19 Sep 2010 16:26:23 +0000 (16:26 +0000)
committersimonpj@microsoft.com <unknown>
Sun, 19 Sep 2010 16:26:23 +0000 (16:26 +0000)
commita02dc8731ee2c3fe0ae6aee7a8c957881a875279
tree2de13ee4a1c0217842daa68364b99a992ec59d4b
parentc1e6031c54cda2c6f9fc107eb6cb04ab490f1fef
Loosen the conditions for -XUndecidableInstances; fixes Trac #4200
compiler/typecheck/TcMType.lhs