deriving typeable and data doesn't work for phantom types
e.g.
data Foo a = Foo
Trac metadata
| Trac field | Value |
|---|---|
| Version | 6.8.1 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | igloo, lemmih |
| Operating system | Unknown |
| Architecture | Unknown |
Edited by Ian Lynagh -