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(parent: 4d8c7c9) | patch
Instance declaration overlap allowed if *either* has -XOverlappingInstances
authorsimonpj@microsoft.com <unknown>
Tue, 14 Dec 2010 18:05:00 +0000 (18:05 +0000)
committersimonpj@microsoft.com <unknown>
Tue, 14 Dec 2010 18:05:00 +0000 (18:05 +0000)
commitda43a382ccc7d3c57068976c312dc583fddc7498
tree18e61e919c7a15b6c8fbaeebafc7b87017b4ae98tree | snapshot
parent4d8c7c976104d2e39a1183967ec0f254a0fc0a47commit | diff
Instance declaration overlap allowed if *either* has -XOverlappingInstances

This satisfies Trac #3877.  Documentation is changed too.
I'm not sure if this should go in 7.0.2.
compiler/types/InstEnv.lhs diff | blob | history
docs/users_guide/glasgow_exts.xml diff | blob | history
Glasgow Haskell Compiler with heterogeneous metaprogramming (generalized arrows and modal types)