wrong and missing classes/instances
In its definition class Ix has context Ord. However,
according to the Haskell 98 report it has no context.
The standard library IO should contain
instance Show HandlePosn
It is missing.Trac metadata
| Trac field | Value |
|---|---|
| Version | 5.02 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | ResolvedFixed |
| Component | Prelude |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |